From 16f26f63aa61b4ac4d42a1548a868fc1dd49c0eb Mon Sep 17 00:00:00 2001 From: Alice <65933803+alicejli@users.noreply.github.com> Date: Wed, 24 Aug 2022 16:28:29 -0400 Subject: [PATCH] feat: update autogenerated snippet disclaimer (#1029) * feat: update autogenerated snippet disclaimer * update integration tests --- .../composer/comment/CommentComposer.java | 12 +- .../grpc/goldens/BookshopClient.golden | 49 +- .../goldens/DeprecatedServiceClient.golden | 49 +- .../goldens/DeprecatedServiceSettings.golden | 7 +- .../DeprecatedServiceStubSettings.golden | 7 +- .../composer/grpc/goldens/EchoClient.golden | 231 ++++-- .../composer/grpc/goldens/EchoSettings.golden | 7 +- .../grpc/goldens/EchoStubSettings.golden | 7 +- .../grpc/goldens/IdentityClient.golden | 147 +++- .../LoggingServiceV2StubSettings.golden | 7 +- .../grpc/goldens/MessagingClient.golden | 350 +++++--- .../grpc/goldens/PublisherStubSettings.golden | 7 +- .../bookshopclient/AsyncGetBook.golden | 7 +- .../SyncCreateSetCredentialsProvider.golden | 7 +- .../SyncCreateSetEndpoint.golden | 7 +- .../samples/bookshopclient/SyncGetBook.golden | 7 +- .../SyncGetBookIntListbook.golden | 7 +- .../SyncGetBookStringListbook.golden | 7 +- .../AsyncFastFibonacci.golden | 7 +- .../AsyncSlowFibonacci.golden | 7 +- .../SyncCreateSetCredentialsProvider.golden | 7 +- .../SyncCreateSetEndpoint.golden | 7 +- .../SyncFastFibonacci.golden | 7 +- .../SyncSlowFibonacci.golden | 7 +- .../samples/echoclient/AsyncBlock.golden | 7 +- .../samples/echoclient/AsyncChat.golden | 7 +- .../samples/echoclient/AsyncChatAgain.golden | 7 +- .../samples/echoclient/AsyncCollect.golden | 7 +- .../echoclient/AsyncCollideName.golden | 7 +- .../samples/echoclient/AsyncEcho.golden | 7 +- .../samples/echoclient/AsyncExpand.golden | 7 +- .../echoclient/AsyncPagedExpand.golden | 7 +- .../echoclient/AsyncPagedExpandPaged.golden | 7 +- .../echoclient/AsyncSimplePagedExpand.golden | 7 +- .../AsyncSimplePagedExpandPaged.golden | 7 +- .../samples/echoclient/AsyncWait.golden | 7 +- .../samples/echoclient/AsyncWaitLRO.golden | 7 +- .../samples/echoclient/SyncBlock.golden | 7 +- .../samples/echoclient/SyncCollideName.golden | 7 +- .../SyncCreateSetCredentialsProvider.golden | 7 +- .../echoclient/SyncCreateSetEndpoint.golden | 7 +- .../samples/echoclient/SyncEcho.golden | 7 +- .../echoclient/SyncEchoFoobarname.golden | 7 +- .../samples/echoclient/SyncEchoNoargs.golden | 7 +- .../echoclient/SyncEchoResourcename.golden | 7 +- .../samples/echoclient/SyncEchoStatus.golden | 7 +- .../samples/echoclient/SyncEchoString.golden | 7 +- .../samples/echoclient/SyncEchoString1.golden | 7 +- .../samples/echoclient/SyncEchoString2.golden | 7 +- .../echoclient/SyncEchoStringSeverity.golden | 7 +- .../samples/echoclient/SyncPagedExpand.golden | 7 +- .../echoclient/SyncSimplePagedExpand.golden | 7 +- .../SyncSimplePagedExpandNoargs.golden | 7 +- .../samples/echoclient/SyncWait.golden | 7 +- .../echoclient/SyncWaitDuration.golden | 7 +- .../echoclient/SyncWaitTimestamp.golden | 7 +- .../identityclient/AsyncCreateUser.golden | 7 +- .../identityclient/AsyncDeleteUser.golden | 7 +- .../identityclient/AsyncGetUser.golden | 7 +- .../identityclient/AsyncListUsers.golden | 7 +- .../identityclient/AsyncListUsersPaged.golden | 7 +- .../identityclient/AsyncUpdateUser.golden | 7 +- .../SyncCreateSetCredentialsProvider.golden | 7 +- .../SyncCreateSetEndpoint.golden | 7 +- .../identityclient/SyncCreateUser.golden | 7 +- .../SyncCreateUserStringStringString.golden | 7 +- ...gStringStringIntStringBooleanDouble.golden | 7 +- ...ngStringIntStringStringStringString.golden | 7 +- .../identityclient/SyncDeleteUser.golden | 7 +- .../SyncDeleteUserString.golden | 7 +- .../SyncDeleteUserUsername.golden | 7 +- .../samples/identityclient/SyncGetUser.golden | 7 +- .../identityclient/SyncGetUserString.golden | 7 +- .../identityclient/SyncGetUserUsername.golden | 7 +- .../identityclient/SyncListUsers.golden | 7 +- .../identityclient/SyncUpdateUser.golden | 7 +- .../messagingclient/AsyncConnect.golden | 7 +- .../messagingclient/AsyncCreateBlurb.golden | 7 +- .../messagingclient/AsyncCreateRoom.golden | 7 +- .../messagingclient/AsyncDeleteBlurb.golden | 7 +- .../messagingclient/AsyncDeleteRoom.golden | 7 +- .../messagingclient/AsyncGetBlurb.golden | 7 +- .../messagingclient/AsyncGetRoom.golden | 7 +- .../messagingclient/AsyncListBlurbs.golden | 7 +- .../AsyncListBlurbsPaged.golden | 7 +- .../messagingclient/AsyncListRooms.golden | 7 +- .../AsyncListRoomsPaged.golden | 7 +- .../messagingclient/AsyncSearchBlurbs.golden | 7 +- .../AsyncSearchBlurbsLRO.golden | 7 +- .../messagingclient/AsyncSendBlurbs.golden | 7 +- .../messagingclient/AsyncStreamBlurbs.golden | 7 +- .../messagingclient/AsyncUpdateBlurb.golden | 7 +- .../messagingclient/AsyncUpdateRoom.golden | 7 +- .../messagingclient/SyncCreateBlurb.golden | 7 +- ...yncCreateBlurbProfilenameBytestring.golden | 7 +- .../SyncCreateBlurbProfilenameString.golden | 7 +- .../SyncCreateBlurbRoomnameBytestring.golden | 7 +- .../SyncCreateBlurbRoomnameString.golden | 7 +- .../SyncCreateBlurbStringBytestring.golden | 7 +- .../SyncCreateBlurbStringString.golden | 7 +- .../messagingclient/SyncCreateRoom.golden | 7 +- .../SyncCreateRoomStringString.golden | 7 +- .../SyncCreateSetCredentialsProvider.golden | 7 +- .../SyncCreateSetEndpoint.golden | 7 +- .../messagingclient/SyncDeleteBlurb.golden | 7 +- .../SyncDeleteBlurbBlurbname.golden | 7 +- .../SyncDeleteBlurbString.golden | 7 +- .../messagingclient/SyncDeleteRoom.golden | 7 +- .../SyncDeleteRoomRoomname.golden | 7 +- .../SyncDeleteRoomString.golden | 7 +- .../messagingclient/SyncGetBlurb.golden | 7 +- .../SyncGetBlurbBlurbname.golden | 7 +- .../messagingclient/SyncGetBlurbString.golden | 7 +- .../messagingclient/SyncGetRoom.golden | 7 +- .../SyncGetRoomRoomname.golden | 7 +- .../messagingclient/SyncGetRoomString.golden | 7 +- .../messagingclient/SyncListBlurbs.golden | 7 +- .../SyncListBlurbsProfilename.golden | 7 +- .../SyncListBlurbsRoomname.golden | 7 +- .../SyncListBlurbsString.golden | 7 +- .../messagingclient/SyncListRooms.golden | 7 +- .../messagingclient/SyncSearchBlurbs.golden | 7 +- .../SyncSearchBlurbsString.golden | 7 +- .../messagingclient/SyncUpdateBlurb.golden | 7 +- .../messagingclient/SyncUpdateRoom.golden | 7 +- .../samples/servicesettings/SyncEcho.golden | 7 +- .../servicesettings/SyncFastFibonacci.golden | 7 +- .../stub/SyncCreateTopic.golden | 7 +- .../servicesettings/stub/SyncDeleteLog.golden | 7 +- .../servicesettings/stub/SyncEcho.golden | 7 +- .../stub/SyncFastFibonacci.golden | 7 +- .../grpcrest/goldens/EchoClient.golden | 252 ++++-- .../grpcrest/goldens/EchoEmpty.golden | 28 +- .../grpcrest/goldens/EchoSettings.golden | 7 +- .../grpcrest/goldens/EchoStubSettings.golden | 7 +- .../rest/goldens/ComplianceSettings.golden | 7 +- .../goldens/ComplianceStubSettings.golden | 7 +- .../samplecode/SampleCodeWriterTest.java | 14 +- .../samplecode/SampleComposerTest.java | 35 +- .../AsyncAnalyzeIamPolicy.java | 7 +- .../SyncAnalyzeIamPolicy.java | 7 +- .../AsyncAnalyzeIamPolicyLongrunning.java | 7 +- .../AsyncAnalyzeIamPolicyLongrunningLRO.java | 7 +- .../SyncAnalyzeIamPolicyLongrunning.java | 7 +- .../analyzemove/AsyncAnalyzeMove.java | 7 +- .../analyzemove/SyncAnalyzeMove.java | 7 +- .../AsyncBatchGetAssetsHistory.java | 7 +- .../SyncBatchGetAssetsHistory.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../createfeed/AsyncCreateFeed.java | 7 +- .../createfeed/SyncCreateFeed.java | 7 +- .../createfeed/SyncCreateFeedString.java | 7 +- .../deletefeed/AsyncDeleteFeed.java | 7 +- .../deletefeed/SyncDeleteFeed.java | 7 +- .../deletefeed/SyncDeleteFeedFeedname.java | 7 +- .../deletefeed/SyncDeleteFeedString.java | 7 +- .../exportassets/AsyncExportAssets.java | 7 +- .../exportassets/AsyncExportAssetsLRO.java | 7 +- .../exportassets/SyncExportAssets.java | 7 +- .../getfeed/AsyncGetFeed.java | 7 +- .../getfeed/SyncGetFeed.java | 7 +- .../getfeed/SyncGetFeedFeedname.java | 7 +- .../getfeed/SyncGetFeedString.java | 7 +- .../listassets/AsyncListAssets.java | 7 +- .../listassets/AsyncListAssetsPaged.java | 7 +- .../listassets/SyncListAssets.java | 7 +- .../SyncListAssetsResourcename.java | 7 +- .../listassets/SyncListAssetsString.java | 7 +- .../listfeeds/AsyncListFeeds.java | 7 +- .../listfeeds/SyncListFeeds.java | 7 +- .../listfeeds/SyncListFeedsString.java | 7 +- .../AsyncSearchAllIamPolicies.java | 7 +- .../AsyncSearchAllIamPoliciesPaged.java | 7 +- .../SyncSearchAllIamPolicies.java | 7 +- .../SyncSearchAllIamPoliciesStringString.java | 7 +- .../AsyncSearchAllResources.java | 7 +- .../AsyncSearchAllResourcesPaged.java | 7 +- .../SyncSearchAllResources.java | 7 +- ...rchAllResourcesStringStringListstring.java | 7 +- .../updatefeed/AsyncUpdateFeed.java | 7 +- .../updatefeed/SyncUpdateFeed.java | 7 +- .../updatefeed/SyncUpdateFeedFeed.java | 7 +- .../SyncBatchGetAssetsHistory.java | 7 +- .../SyncBatchGetAssetsHistory.java | 7 +- .../cloud/asset/v1/AssetServiceClient.java | 315 +++++--- .../cloud/asset/v1/AssetServiceSettings.java | 7 +- .../google/cloud/asset/v1/package-info.java | 7 +- .../v1/stub/AssetServiceStubSettings.java | 7 +- .../AsyncCheckAndMutateRow.java | 7 +- .../SyncCheckAndMutateRow.java | 7 +- ...ringRowfilterListmutationListmutation.java | 7 +- ...wfilterListmutationListmutationString.java | 7 +- ...ringRowfilterListmutationListmutation.java | 7 +- ...wfilterListmutationListmutationString.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../mutaterow/AsyncMutateRow.java | 7 +- .../mutaterow/SyncMutateRow.java | 7 +- ...MutateRowStringBytestringListmutation.java | 7 +- ...RowStringBytestringListmutationString.java | 7 +- ...ateRowTablenameBytestringListmutation.java | 7 +- ...TablenameBytestringListmutationString.java | 7 +- .../mutaterows/AsyncMutateRows.java | 7 +- .../AsyncReadModifyWriteRow.java | 7 +- .../SyncReadModifyWriteRow.java | 7 +- ...ringBytestringListreadmodifywriterule.java | 7 +- ...testringListreadmodifywriteruleString.java | 7 +- ...nameBytestringListreadmodifywriterule.java | 7 +- ...testringListreadmodifywriteruleString.java | 7 +- .../readrows/AsyncReadRows.java | 7 +- .../samplerowkeys/AsyncSampleRowKeys.java | 7 +- .../mutaterow/SyncMutateRow.java | 7 +- .../mutaterow/SyncMutateRow.java | 7 +- .../data/v2/BaseBigtableDataClient.java | 168 ++-- .../data/v2/BaseBigtableDataSettings.java | 7 +- .../cloud/bigtable/data/v2/package-info.java | 7 +- .../data/v2/stub/BigtableStubSettings.java | 7 +- .../aggregatedlist/AsyncAggregatedList.java | 7 +- .../AsyncAggregatedListPaged.java | 7 +- .../aggregatedlist/SyncAggregatedList.java | 7 +- .../SyncAggregatedListString.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../addressesclient/delete/AsyncDelete.java | 7 +- .../delete/AsyncDeleteLRO.java | 7 +- .../addressesclient/delete/SyncDelete.java | 7 +- .../delete/SyncDeleteStringStringString.java | 7 +- .../addressesclient/insert/AsyncInsert.java | 7 +- .../insert/AsyncInsertLRO.java | 7 +- .../addressesclient/insert/SyncInsert.java | 7 +- .../insert/SyncInsertStringStringAddress.java | 7 +- .../addressesclient/list/AsyncList.java | 7 +- .../addressesclient/list/AsyncListPaged.java | 7 +- .../addressesclient/list/SyncList.java | 7 +- .../list/SyncListStringStringString.java | 7 +- .../aggregatedlist/SyncAggregatedList.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../regionoperationsclient/get/AsyncGet.java | 7 +- .../regionoperationsclient/get/SyncGet.java | 7 +- .../get/SyncGetStringStringString.java | 7 +- .../wait/AsyncWait.java | 7 +- .../regionoperationsclient/wait/SyncWait.java | 7 +- .../wait/SyncWaitStringStringString.java | 7 +- .../regionoperationssettings/get/SyncGet.java | 7 +- .../aggregatedlist/SyncAggregatedList.java | 7 +- .../get/SyncGet.java | 7 +- .../compute/v1small/AddressesClient.java | 133 +++- .../compute/v1small/AddressesSettings.java | 7 +- .../v1small/RegionOperationsClient.java | 63 +- .../v1small/RegionOperationsSettings.java | 7 +- .../cloud/compute/v1small/package-info.java | 14 +- .../v1small/stub/AddressesStubSettings.java | 7 +- .../stub/RegionOperationsStubSettings.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../AsyncGenerateAccessToken.java | 7 +- .../SyncGenerateAccessToken.java | 7 +- ...countnameListstringListstringDuration.java | 7 +- ...kenStringListstringListstringDuration.java | 7 +- .../generateidtoken/AsyncGenerateIdToken.java | 7 +- .../generateidtoken/SyncGenerateIdToken.java | 7 +- ...iceaccountnameListstringStringBoolean.java | 7 +- ...eIdTokenStringListstringStringBoolean.java | 7 +- .../signblob/AsyncSignBlob.java | 7 +- .../signblob/SyncSignBlob.java | 7 +- ...erviceaccountnameListstringBytestring.java | 7 +- ...yncSignBlobStringListstringBytestring.java | 7 +- .../signjwt/AsyncSignJwt.java | 7 +- .../signjwt/SyncSignJwt.java | 7 +- ...JwtServiceaccountnameListstringString.java | 7 +- .../SyncSignJwtStringListstringString.java | 7 +- .../SyncGenerateAccessToken.java | 7 +- .../SyncGenerateAccessToken.java | 7 +- .../credentials/v1/IamCredentialsClient.java | 133 +++- .../v1/IamCredentialsSettings.java | 7 +- .../iam/credentials/v1/package-info.java | 7 +- .../v1/stub/IamCredentialsStubSettings.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../getiampolicy/AsyncGetIamPolicy.java | 7 +- .../getiampolicy/SyncGetIamPolicy.java | 7 +- .../setiampolicy/AsyncSetIamPolicy.java | 7 +- .../setiampolicy/SyncSetIamPolicy.java | 7 +- .../AsyncTestIamPermissions.java | 7 +- .../SyncTestIamPermissions.java | 7 +- .../setiampolicy/SyncSetIamPolicy.java | 7 +- .../setiampolicy/SyncSetIamPolicy.java | 7 +- .../com/google/iam/v1/IAMPolicyClient.java | 63 +- .../com/google/iam/v1/IAMPolicySettings.java | 7 +- .../src/com/google/iam/v1/package-info.java | 7 +- .../iam/v1/stub/IAMPolicyStubSettings.java | 7 +- .../AsyncAsymmetricDecrypt.java | 7 +- .../SyncAsymmetricDecrypt.java | 7 +- ...DecryptCryptokeyversionnameBytestring.java | 7 +- ...SyncAsymmetricDecryptStringBytestring.java | 7 +- .../asymmetricsign/AsyncAsymmetricSign.java | 7 +- .../asymmetricsign/SyncAsymmetricSign.java | 7 +- ...mmetricSignCryptokeyversionnameDigest.java | 7 +- .../SyncAsymmetricSignStringDigest.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../createcryptokey/AsyncCreateCryptoKey.java | 7 +- .../createcryptokey/SyncCreateCryptoKey.java | 7 +- ...teCryptoKeyKeyringnameStringCryptokey.java | 7 +- ...cCreateCryptoKeyStringStringCryptokey.java | 7 +- .../AsyncCreateCryptoKeyVersion.java | 7 +- .../SyncCreateCryptoKeyVersion.java | 7 +- ...yVersionCryptokeynameCryptokeyversion.java | 7 +- ...ryptoKeyVersionStringCryptokeyversion.java | 7 +- .../createimportjob/AsyncCreateImportJob.java | 7 +- .../createimportjob/SyncCreateImportJob.java | 7 +- ...teImportJobKeyringnameStringImportjob.java | 7 +- ...cCreateImportJobStringStringImportjob.java | 7 +- .../createkeyring/AsyncCreateKeyRing.java | 7 +- .../createkeyring/SyncCreateKeyRing.java | 7 +- ...reateKeyRingLocationnameStringKeyring.java | 7 +- .../SyncCreateKeyRingStringStringKeyring.java | 7 +- .../decrypt/AsyncDecrypt.java | 7 +- .../decrypt/SyncDecrypt.java | 7 +- .../SyncDecryptCryptokeynameBytestring.java | 7 +- .../decrypt/SyncDecryptStringBytestring.java | 7 +- .../AsyncDestroyCryptoKeyVersion.java | 7 +- .../SyncDestroyCryptoKeyVersion.java | 7 +- ...yCryptoKeyVersionCryptokeyversionname.java | 7 +- .../SyncDestroyCryptoKeyVersionString.java | 7 +- .../encrypt/AsyncEncrypt.java | 7 +- .../encrypt/SyncEncrypt.java | 7 +- .../SyncEncryptResourcenameBytestring.java | 7 +- .../encrypt/SyncEncryptStringBytestring.java | 7 +- .../getcryptokey/AsyncGetCryptoKey.java | 7 +- .../getcryptokey/SyncGetCryptoKey.java | 7 +- .../SyncGetCryptoKeyCryptokeyname.java | 7 +- .../getcryptokey/SyncGetCryptoKeyString.java | 7 +- .../AsyncGetCryptoKeyVersion.java | 7 +- .../SyncGetCryptoKeyVersion.java | 7 +- ...tCryptoKeyVersionCryptokeyversionname.java | 7 +- .../SyncGetCryptoKeyVersionString.java | 7 +- .../getiampolicy/AsyncGetIamPolicy.java | 7 +- .../getiampolicy/SyncGetIamPolicy.java | 7 +- .../getimportjob/AsyncGetImportJob.java | 7 +- .../getimportjob/SyncGetImportJob.java | 7 +- .../SyncGetImportJobImportjobname.java | 7 +- .../getimportjob/SyncGetImportJobString.java | 7 +- .../getkeyring/AsyncGetKeyRing.java | 7 +- .../getkeyring/SyncGetKeyRing.java | 7 +- .../getkeyring/SyncGetKeyRingKeyringname.java | 7 +- .../getkeyring/SyncGetKeyRingString.java | 7 +- .../getlocation/AsyncGetLocation.java | 7 +- .../getlocation/SyncGetLocation.java | 7 +- .../getpublickey/AsyncGetPublicKey.java | 7 +- .../getpublickey/SyncGetPublicKey.java | 7 +- .../SyncGetPublicKeyCryptokeyversionname.java | 7 +- .../getpublickey/SyncGetPublicKeyString.java | 7 +- .../AsyncImportCryptoKeyVersion.java | 7 +- .../SyncImportCryptoKeyVersion.java | 7 +- .../listcryptokeys/AsyncListCryptoKeys.java | 7 +- .../AsyncListCryptoKeysPaged.java | 7 +- .../listcryptokeys/SyncListCryptoKeys.java | 7 +- .../SyncListCryptoKeysKeyringname.java | 7 +- .../SyncListCryptoKeysString.java | 7 +- .../AsyncListCryptoKeyVersions.java | 7 +- .../AsyncListCryptoKeyVersionsPaged.java | 7 +- .../SyncListCryptoKeyVersions.java | 7 +- ...yncListCryptoKeyVersionsCryptokeyname.java | 7 +- .../SyncListCryptoKeyVersionsString.java | 7 +- .../listimportjobs/AsyncListImportJobs.java | 7 +- .../AsyncListImportJobsPaged.java | 7 +- .../listimportjobs/SyncListImportJobs.java | 7 +- .../SyncListImportJobsKeyringname.java | 7 +- .../SyncListImportJobsString.java | 7 +- .../listkeyrings/AsyncListKeyRings.java | 7 +- .../listkeyrings/AsyncListKeyRingsPaged.java | 7 +- .../listkeyrings/SyncListKeyRings.java | 7 +- .../SyncListKeyRingsLocationname.java | 7 +- .../listkeyrings/SyncListKeyRingsString.java | 7 +- .../listlocations/AsyncListLocations.java | 7 +- .../AsyncListLocationsPaged.java | 7 +- .../listlocations/SyncListLocations.java | 7 +- .../AsyncRestoreCryptoKeyVersion.java | 7 +- .../SyncRestoreCryptoKeyVersion.java | 7 +- ...eCryptoKeyVersionCryptokeyversionname.java | 7 +- .../SyncRestoreCryptoKeyVersionString.java | 7 +- .../AsyncTestIamPermissions.java | 7 +- .../SyncTestIamPermissions.java | 7 +- .../updatecryptokey/AsyncUpdateCryptoKey.java | 7 +- .../updatecryptokey/SyncUpdateCryptoKey.java | 7 +- ...SyncUpdateCryptoKeyCryptokeyFieldmask.java | 7 +- .../AsyncUpdateCryptoKeyPrimaryVersion.java | 7 +- .../SyncUpdateCryptoKeyPrimaryVersion.java | 7 +- ...oKeyPrimaryVersionCryptokeynameString.java | 7 +- ...teCryptoKeyPrimaryVersionStringString.java | 7 +- .../AsyncUpdateCryptoKeyVersion.java | 7 +- .../SyncUpdateCryptoKeyVersion.java | 7 +- ...toKeyVersionCryptokeyversionFieldmask.java | 7 +- .../getkeyring/SyncGetKeyRing.java | 7 +- .../getkeyring/SyncGetKeyRing.java | 7 +- .../kms/v1/KeyManagementServiceClient.java | 728 ++++++++++++----- .../kms/v1/KeyManagementServiceSettings.java | 7 +- .../com/google/cloud/kms/v1/package-info.java | 7 +- .../KeyManagementServiceStubSettings.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../createbook/AsyncCreateBook.java | 7 +- .../createbook/SyncCreateBook.java | 7 +- .../SyncCreateBookShelfnameBook.java | 7 +- .../createbook/SyncCreateBookStringBook.java | 7 +- .../createshelf/AsyncCreateShelf.java | 7 +- .../createshelf/SyncCreateShelf.java | 7 +- .../createshelf/SyncCreateShelfShelf.java | 7 +- .../deletebook/AsyncDeleteBook.java | 7 +- .../deletebook/SyncDeleteBook.java | 7 +- .../deletebook/SyncDeleteBookBookname.java | 7 +- .../deletebook/SyncDeleteBookString.java | 7 +- .../deleteshelf/AsyncDeleteShelf.java | 7 +- .../deleteshelf/SyncDeleteShelf.java | 7 +- .../deleteshelf/SyncDeleteShelfShelfname.java | 7 +- .../deleteshelf/SyncDeleteShelfString.java | 7 +- .../getbook/AsyncGetBook.java | 7 +- .../getbook/SyncGetBook.java | 7 +- .../getbook/SyncGetBookBookname.java | 7 +- .../getbook/SyncGetBookString.java | 7 +- .../getshelf/AsyncGetShelf.java | 7 +- .../getshelf/SyncGetShelf.java | 7 +- .../getshelf/SyncGetShelfShelfname.java | 7 +- .../getshelf/SyncGetShelfString.java | 7 +- .../listbooks/AsyncListBooks.java | 7 +- .../listbooks/AsyncListBooksPaged.java | 7 +- .../listbooks/SyncListBooks.java | 7 +- .../listbooks/SyncListBooksShelfname.java | 7 +- .../listbooks/SyncListBooksString.java | 7 +- .../listshelves/AsyncListShelves.java | 7 +- .../listshelves/AsyncListShelvesPaged.java | 7 +- .../listshelves/SyncListShelves.java | 7 +- .../mergeshelves/AsyncMergeShelves.java | 7 +- .../mergeshelves/SyncMergeShelves.java | 7 +- .../SyncMergeShelvesShelfnameShelfname.java | 7 +- .../SyncMergeShelvesShelfnameString.java | 7 +- .../SyncMergeShelvesStringShelfname.java | 7 +- .../SyncMergeShelvesStringString.java | 7 +- .../movebook/AsyncMoveBook.java | 7 +- .../movebook/SyncMoveBook.java | 7 +- .../SyncMoveBookBooknameShelfname.java | 7 +- .../movebook/SyncMoveBookBooknameString.java | 7 +- .../movebook/SyncMoveBookStringShelfname.java | 7 +- .../movebook/SyncMoveBookStringString.java | 7 +- .../updatebook/AsyncUpdateBook.java | 7 +- .../updatebook/SyncUpdateBook.java | 7 +- .../SyncUpdateBookBookFieldmask.java | 7 +- .../createshelf/SyncCreateShelf.java | 7 +- .../createshelf/SyncCreateShelf.java | 7 +- .../library/v1/LibraryServiceClient.java | 343 +++++--- .../library/v1/LibraryServiceSettings.java | 7 +- .../example/library/v1/package-info.java | 7 +- .../v1/stub/LibraryServiceStubSettings.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../createbucket/AsyncCreateBucket.java | 7 +- .../createbucket/SyncCreateBucket.java | 7 +- .../createexclusion/AsyncCreateExclusion.java | 7 +- .../createexclusion/SyncCreateExclusion.java | 7 +- ...clusionBillingaccountnameLogexclusion.java | 7 +- ...CreateExclusionFoldernameLogexclusion.java | 7 +- ...ExclusionOrganizationnameLogexclusion.java | 7 +- ...reateExclusionProjectnameLogexclusion.java | 7 +- ...SyncCreateExclusionStringLogexclusion.java | 7 +- .../createsink/AsyncCreateSink.java | 7 +- .../createsink/SyncCreateSink.java | 7 +- ...ncCreateSinkBillingaccountnameLogsink.java | 7 +- .../SyncCreateSinkFoldernameLogsink.java | 7 +- ...SyncCreateSinkOrganizationnameLogsink.java | 7 +- .../SyncCreateSinkProjectnameLogsink.java | 7 +- .../SyncCreateSinkStringLogsink.java | 7 +- .../createview/AsyncCreateView.java | 7 +- .../createview/SyncCreateView.java | 7 +- .../deletebucket/AsyncDeleteBucket.java | 7 +- .../deletebucket/SyncDeleteBucket.java | 7 +- .../deleteexclusion/AsyncDeleteExclusion.java | 7 +- .../deleteexclusion/SyncDeleteExclusion.java | 7 +- .../SyncDeleteExclusionLogexclusionname.java | 7 +- .../SyncDeleteExclusionString.java | 7 +- .../deletesink/AsyncDeleteSink.java | 7 +- .../deletesink/SyncDeleteSink.java | 7 +- .../deletesink/SyncDeleteSinkLogsinkname.java | 7 +- .../deletesink/SyncDeleteSinkString.java | 7 +- .../deleteview/AsyncDeleteView.java | 7 +- .../deleteview/SyncDeleteView.java | 7 +- .../getbucket/AsyncGetBucket.java | 7 +- .../configclient/getbucket/SyncGetBucket.java | 7 +- .../getcmeksettings/AsyncGetCmekSettings.java | 7 +- .../getcmeksettings/SyncGetCmekSettings.java | 7 +- .../getexclusion/AsyncGetExclusion.java | 7 +- .../getexclusion/SyncGetExclusion.java | 7 +- .../SyncGetExclusionLogexclusionname.java | 7 +- .../getexclusion/SyncGetExclusionString.java | 7 +- .../v2/configclient/getsink/AsyncGetSink.java | 7 +- .../v2/configclient/getsink/SyncGetSink.java | 7 +- .../getsink/SyncGetSinkLogsinkname.java | 7 +- .../getsink/SyncGetSinkString.java | 7 +- .../v2/configclient/getview/AsyncGetView.java | 7 +- .../v2/configclient/getview/SyncGetView.java | 7 +- .../listbuckets/AsyncListBuckets.java | 7 +- .../listbuckets/AsyncListBucketsPaged.java | 7 +- .../listbuckets/SyncListBuckets.java | 7 +- ...ListBucketsBillingaccountlocationname.java | 7 +- .../SyncListBucketsFolderlocationname.java | 7 +- .../SyncListBucketsLocationname.java | 7 +- ...ncListBucketsOrganizationlocationname.java | 7 +- .../listbuckets/SyncListBucketsString.java | 7 +- .../listexclusions/AsyncListExclusions.java | 7 +- .../AsyncListExclusionsPaged.java | 7 +- .../listexclusions/SyncListExclusions.java | 7 +- .../SyncListExclusionsBillingaccountname.java | 7 +- .../SyncListExclusionsFoldername.java | 7 +- .../SyncListExclusionsOrganizationname.java | 7 +- .../SyncListExclusionsProjectname.java | 7 +- .../SyncListExclusionsString.java | 7 +- .../listsinks/AsyncListSinks.java | 7 +- .../listsinks/AsyncListSinksPaged.java | 7 +- .../configclient/listsinks/SyncListSinks.java | 7 +- .../SyncListSinksBillingaccountname.java | 7 +- .../listsinks/SyncListSinksFoldername.java | 7 +- .../SyncListSinksOrganizationname.java | 7 +- .../listsinks/SyncListSinksProjectname.java | 7 +- .../listsinks/SyncListSinksString.java | 7 +- .../listviews/AsyncListViews.java | 7 +- .../listviews/AsyncListViewsPaged.java | 7 +- .../configclient/listviews/SyncListViews.java | 7 +- .../listviews/SyncListViewsString.java | 7 +- .../undeletebucket/AsyncUndeleteBucket.java | 7 +- .../undeletebucket/SyncUndeleteBucket.java | 7 +- .../updatebucket/AsyncUpdateBucket.java | 7 +- .../updatebucket/SyncUpdateBucket.java | 7 +- .../AsyncUpdateCmekSettings.java | 7 +- .../SyncUpdateCmekSettings.java | 7 +- .../updateexclusion/AsyncUpdateExclusion.java | 7 +- .../updateexclusion/SyncUpdateExclusion.java | 7 +- ...LogexclusionnameLogexclusionFieldmask.java | 7 +- ...eExclusionStringLogexclusionFieldmask.java | 7 +- .../updatesink/AsyncUpdateSink.java | 7 +- .../updatesink/SyncUpdateSink.java | 7 +- .../SyncUpdateSinkLogsinknameLogsink.java | 7 +- ...UpdateSinkLogsinknameLogsinkFieldmask.java | 7 +- .../SyncUpdateSinkStringLogsink.java | 7 +- .../SyncUpdateSinkStringLogsinkFieldmask.java | 7 +- .../updateview/AsyncUpdateView.java | 7 +- .../updateview/SyncUpdateView.java | 7 +- .../getbucket/SyncGetBucket.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../deletelog/AsyncDeleteLog.java | 7 +- .../deletelog/SyncDeleteLog.java | 7 +- .../deletelog/SyncDeleteLogLogname.java | 7 +- .../deletelog/SyncDeleteLogString.java | 7 +- .../listlogentries/AsyncListLogEntries.java | 7 +- .../AsyncListLogEntriesPaged.java | 7 +- .../listlogentries/SyncListLogEntries.java | 7 +- ...cListLogEntriesListstringStringString.java | 7 +- .../loggingclient/listlogs/AsyncListLogs.java | 7 +- .../listlogs/AsyncListLogsPaged.java | 7 +- .../loggingclient/listlogs/SyncListLogs.java | 7 +- .../SyncListLogsBillingaccountname.java | 7 +- .../listlogs/SyncListLogsFoldername.java | 7 +- .../SyncListLogsOrganizationname.java | 7 +- .../listlogs/SyncListLogsProjectname.java | 7 +- .../listlogs/SyncListLogsString.java | 7 +- ...AsyncListMonitoredResourceDescriptors.java | 7 +- ...ListMonitoredResourceDescriptorsPaged.java | 7 +- .../SyncListMonitoredResourceDescriptors.java | 7 +- .../taillogentries/AsyncTailLogEntries.java | 7 +- .../writelogentries/AsyncWriteLogEntries.java | 7 +- .../writelogentries/SyncWriteLogEntries.java | 7 +- ...edresourceMapstringstringListlogentry.java | 7 +- ...edresourceMapstringstringListlogentry.java | 7 +- .../deletelog/SyncDeleteLog.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../createlogmetric/AsyncCreateLogMetric.java | 7 +- .../createlogmetric/SyncCreateLogMetric.java | 7 +- ...ncCreateLogMetricProjectnameLogmetric.java | 7 +- .../SyncCreateLogMetricStringLogmetric.java | 7 +- .../deletelogmetric/AsyncDeleteLogMetric.java | 7 +- .../deletelogmetric/SyncDeleteLogMetric.java | 7 +- .../SyncDeleteLogMetricLogmetricname.java | 7 +- .../SyncDeleteLogMetricString.java | 7 +- .../getlogmetric/AsyncGetLogMetric.java | 7 +- .../getlogmetric/SyncGetLogMetric.java | 7 +- .../SyncGetLogMetricLogmetricname.java | 7 +- .../getlogmetric/SyncGetLogMetricString.java | 7 +- .../listlogmetrics/AsyncListLogMetrics.java | 7 +- .../AsyncListLogMetricsPaged.java | 7 +- .../listlogmetrics/SyncListLogMetrics.java | 7 +- .../SyncListLogMetricsProjectname.java | 7 +- .../SyncListLogMetricsString.java | 7 +- .../updatelogmetric/AsyncUpdateLogMetric.java | 7 +- .../updatelogmetric/SyncUpdateLogMetric.java | 7 +- ...UpdateLogMetricLogmetricnameLogmetric.java | 7 +- .../SyncUpdateLogMetricStringLogmetric.java | 7 +- .../getlogmetric/SyncGetLogMetric.java | 7 +- .../getbucket/SyncGetBucket.java | 7 +- .../deletelog/SyncDeleteLog.java | 7 +- .../getlogmetric/SyncGetLogMetric.java | 7 +- .../google/cloud/logging/v2/ConfigClient.java | 651 ++++++++++----- .../cloud/logging/v2/ConfigSettings.java | 7 +- .../cloud/logging/v2/LoggingClient.java | 189 +++-- .../cloud/logging/v2/LoggingSettings.java | 7 +- .../cloud/logging/v2/MetricsClient.java | 168 ++-- .../cloud/logging/v2/MetricsSettings.java | 7 +- .../google/cloud/logging/v2/package-info.java | 21 +- .../v2/stub/ConfigServiceV2StubSettings.java | 7 +- .../v2/stub/LoggingServiceV2StubSettings.java | 7 +- .../v2/stub/MetricsServiceV2StubSettings.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../createschema/AsyncCreateSchema.java | 7 +- .../createschema/SyncCreateSchema.java | 7 +- ...ncCreateSchemaProjectnameSchemaString.java | 7 +- .../SyncCreateSchemaStringSchemaString.java | 7 +- .../deleteschema/AsyncDeleteSchema.java | 7 +- .../deleteschema/SyncDeleteSchema.java | 7 +- .../SyncDeleteSchemaSchemaname.java | 7 +- .../deleteschema/SyncDeleteSchemaString.java | 7 +- .../getiampolicy/AsyncGetIamPolicy.java | 7 +- .../getiampolicy/SyncGetIamPolicy.java | 7 +- .../getschema/AsyncGetSchema.java | 7 +- .../getschema/SyncGetSchema.java | 7 +- .../getschema/SyncGetSchemaSchemaname.java | 7 +- .../getschema/SyncGetSchemaString.java | 7 +- .../listschemas/AsyncListSchemas.java | 7 +- .../listschemas/AsyncListSchemasPaged.java | 7 +- .../listschemas/SyncListSchemas.java | 7 +- .../SyncListSchemasProjectname.java | 7 +- .../listschemas/SyncListSchemasString.java | 7 +- .../setiampolicy/AsyncSetIamPolicy.java | 7 +- .../setiampolicy/SyncSetIamPolicy.java | 7 +- .../AsyncTestIamPermissions.java | 7 +- .../SyncTestIamPermissions.java | 7 +- .../validatemessage/AsyncValidateMessage.java | 7 +- .../validatemessage/SyncValidateMessage.java | 7 +- .../validateschema/AsyncValidateSchema.java | 7 +- .../validateschema/SyncValidateSchema.java | 7 +- .../SyncValidateSchemaProjectnameSchema.java | 7 +- .../SyncValidateSchemaStringSchema.java | 7 +- .../createschema/SyncCreateSchema.java | 7 +- .../createtopic/SyncCreateTopic.java | 7 +- .../createschema/SyncCreateSchema.java | 7 +- .../SyncCreateSubscription.java | 7 +- .../acknowledge/AsyncAcknowledge.java | 7 +- .../acknowledge/SyncAcknowledge.java | 7 +- .../SyncAcknowledgeStringListstring.java | 7 +- ...AcknowledgeSubscriptionnameListstring.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../createsnapshot/AsyncCreateSnapshot.java | 7 +- .../createsnapshot/SyncCreateSnapshot.java | 7 +- .../SyncCreateSnapshotSnapshotnameString.java | 7 +- ...eSnapshotSnapshotnameSubscriptionname.java | 7 +- .../SyncCreateSnapshotStringString.java | 7 +- ...cCreateSnapshotStringSubscriptionname.java | 7 +- .../AsyncCreateSubscription.java | 7 +- .../SyncCreateSubscription.java | 7 +- ...SubscriptionStringStringPushconfigInt.java | 7 +- ...scriptionStringTopicnamePushconfigInt.java | 7 +- ...onSubscriptionnameStringPushconfigInt.java | 7 +- ...ubscriptionnameTopicnamePushconfigInt.java | 7 +- .../deletesnapshot/AsyncDeleteSnapshot.java | 7 +- .../deletesnapshot/SyncDeleteSnapshot.java | 7 +- .../SyncDeleteSnapshotSnapshotname.java | 7 +- .../SyncDeleteSnapshotString.java | 7 +- .../AsyncDeleteSubscription.java | 7 +- .../SyncDeleteSubscription.java | 7 +- .../SyncDeleteSubscriptionString.java | 7 +- ...yncDeleteSubscriptionSubscriptionname.java | 7 +- .../getiampolicy/AsyncGetIamPolicy.java | 7 +- .../getiampolicy/SyncGetIamPolicy.java | 7 +- .../getsnapshot/AsyncGetSnapshot.java | 7 +- .../getsnapshot/SyncGetSnapshot.java | 7 +- .../SyncGetSnapshotSnapshotname.java | 7 +- .../getsnapshot/SyncGetSnapshotString.java | 7 +- .../getsubscription/AsyncGetSubscription.java | 7 +- .../getsubscription/SyncGetSubscription.java | 7 +- .../SyncGetSubscriptionString.java | 7 +- .../SyncGetSubscriptionSubscriptionname.java | 7 +- .../listsnapshots/AsyncListSnapshots.java | 7 +- .../AsyncListSnapshotsPaged.java | 7 +- .../listsnapshots/SyncListSnapshots.java | 7 +- .../SyncListSnapshotsProjectname.java | 7 +- .../SyncListSnapshotsString.java | 7 +- .../AsyncListSubscriptions.java | 7 +- .../AsyncListSubscriptionsPaged.java | 7 +- .../SyncListSubscriptions.java | 7 +- .../SyncListSubscriptionsProjectname.java | 7 +- .../SyncListSubscriptionsString.java | 7 +- .../AsyncModifyAckDeadline.java | 7 +- .../SyncModifyAckDeadline.java | 7 +- ...cModifyAckDeadlineStringListstringInt.java | 7 +- ...DeadlineSubscriptionnameListstringInt.java | 7 +- .../AsyncModifyPushConfig.java | 7 +- .../SyncModifyPushConfig.java | 7 +- .../SyncModifyPushConfigStringPushconfig.java | 7 +- ...yPushConfigSubscriptionnamePushconfig.java | 7 +- .../pull/AsyncPull.java | 7 +- .../pull/SyncPull.java | 7 +- .../pull/SyncPullStringBooleanInt.java | 7 +- .../pull/SyncPullStringInt.java | 7 +- .../SyncPullSubscriptionnameBooleanInt.java | 7 +- .../pull/SyncPullSubscriptionnameInt.java | 7 +- .../seek/AsyncSeek.java | 7 +- .../seek/SyncSeek.java | 7 +- .../setiampolicy/AsyncSetIamPolicy.java | 7 +- .../setiampolicy/SyncSetIamPolicy.java | 7 +- .../streamingpull/AsyncStreamingPull.java | 7 +- .../AsyncTestIamPermissions.java | 7 +- .../SyncTestIamPermissions.java | 7 +- .../updatesnapshot/AsyncUpdateSnapshot.java | 7 +- .../updatesnapshot/SyncUpdateSnapshot.java | 7 +- .../AsyncUpdateSubscription.java | 7 +- .../SyncUpdateSubscription.java | 7 +- .../SyncCreateSubscription.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../createtopic/AsyncCreateTopic.java | 7 +- .../createtopic/SyncCreateTopic.java | 7 +- .../createtopic/SyncCreateTopicString.java | 7 +- .../createtopic/SyncCreateTopicTopicname.java | 7 +- .../deletetopic/AsyncDeleteTopic.java | 7 +- .../deletetopic/SyncDeleteTopic.java | 7 +- .../deletetopic/SyncDeleteTopicString.java | 7 +- .../deletetopic/SyncDeleteTopicTopicname.java | 7 +- .../AsyncDetachSubscription.java | 7 +- .../SyncDetachSubscription.java | 7 +- .../getiampolicy/AsyncGetIamPolicy.java | 7 +- .../getiampolicy/SyncGetIamPolicy.java | 7 +- .../gettopic/AsyncGetTopic.java | 7 +- .../gettopic/SyncGetTopic.java | 7 +- .../gettopic/SyncGetTopicString.java | 7 +- .../gettopic/SyncGetTopicTopicname.java | 7 +- .../listtopics/AsyncListTopics.java | 7 +- .../listtopics/AsyncListTopicsPaged.java | 7 +- .../listtopics/SyncListTopics.java | 7 +- .../listtopics/SyncListTopicsProjectname.java | 7 +- .../listtopics/SyncListTopicsString.java | 7 +- .../AsyncListTopicSnapshots.java | 7 +- .../AsyncListTopicSnapshotsPaged.java | 7 +- .../SyncListTopicSnapshots.java | 7 +- .../SyncListTopicSnapshotsString.java | 7 +- .../SyncListTopicSnapshotsTopicname.java | 7 +- .../AsyncListTopicSubscriptions.java | 7 +- .../AsyncListTopicSubscriptionsPaged.java | 7 +- .../SyncListTopicSubscriptions.java | 7 +- .../SyncListTopicSubscriptionsString.java | 7 +- .../SyncListTopicSubscriptionsTopicname.java | 7 +- .../publish/AsyncPublish.java | 7 +- .../topicadminclient/publish/SyncPublish.java | 7 +- .../SyncPublishStringListpubsubmessage.java | 7 +- ...SyncPublishTopicnameListpubsubmessage.java | 7 +- .../setiampolicy/AsyncSetIamPolicy.java | 7 +- .../setiampolicy/SyncSetIamPolicy.java | 7 +- .../AsyncTestIamPermissions.java | 7 +- .../SyncTestIamPermissions.java | 7 +- .../updatetopic/AsyncUpdateTopic.java | 7 +- .../updatetopic/SyncUpdateTopic.java | 7 +- .../createtopic/SyncCreateTopic.java | 7 +- .../cloud/pubsub/v1/SchemaServiceClient.java | 224 ++++-- .../pubsub/v1/SchemaServiceSettings.java | 7 +- .../pubsub/v1/SubscriptionAdminClient.java | 504 ++++++++---- .../pubsub/v1/SubscriptionAdminSettings.java | 7 +- .../cloud/pubsub/v1/TopicAdminClient.java | 308 +++++-- .../cloud/pubsub/v1/TopicAdminSettings.java | 7 +- .../google/cloud/pubsub/v1/package-info.java | 21 +- .../pubsub/v1/stub/PublisherStubSettings.java | 7 +- .../v1/stub/SchemaServiceStubSettings.java | 7 +- .../v1/stub/SubscriberStubSettings.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../createinstance/AsyncCreateInstance.java | 7 +- .../AsyncCreateInstanceLRO.java | 7 +- .../createinstance/SyncCreateInstance.java | 7 +- ...ateInstanceLocationnameStringInstance.java | 7 +- ...yncCreateInstanceStringStringInstance.java | 7 +- .../deleteinstance/AsyncDeleteInstance.java | 7 +- .../AsyncDeleteInstanceLRO.java | 7 +- .../deleteinstance/SyncDeleteInstance.java | 7 +- .../SyncDeleteInstanceInstancename.java | 7 +- .../SyncDeleteInstanceString.java | 7 +- .../exportinstance/AsyncExportInstance.java | 7 +- .../AsyncExportInstanceLRO.java | 7 +- .../exportinstance/SyncExportInstance.java | 7 +- .../SyncExportInstanceStringOutputconfig.java | 7 +- .../AsyncFailoverInstance.java | 7 +- .../AsyncFailoverInstanceLRO.java | 7 +- .../SyncFailoverInstance.java | 7 +- ...overinstancerequestdataprotectionmode.java | 7 +- ...overinstancerequestdataprotectionmode.java | 7 +- .../getinstance/AsyncGetInstance.java | 7 +- .../getinstance/SyncGetInstance.java | 7 +- .../SyncGetInstanceInstancename.java | 7 +- .../getinstance/SyncGetInstanceString.java | 7 +- .../AsyncGetInstanceAuthString.java | 7 +- .../SyncGetInstanceAuthString.java | 7 +- ...SyncGetInstanceAuthStringInstancename.java | 7 +- .../SyncGetInstanceAuthStringString.java | 7 +- .../importinstance/AsyncImportInstance.java | 7 +- .../AsyncImportInstanceLRO.java | 7 +- .../importinstance/SyncImportInstance.java | 7 +- .../SyncImportInstanceStringInputconfig.java | 7 +- .../listinstances/AsyncListInstances.java | 7 +- .../AsyncListInstancesPaged.java | 7 +- .../listinstances/SyncListInstances.java | 7 +- .../SyncListInstancesLocationname.java | 7 +- .../SyncListInstancesString.java | 7 +- .../AsyncRescheduleMaintenance.java | 7 +- .../AsyncRescheduleMaintenanceLRO.java | 7 +- .../SyncRescheduleMaintenance.java | 7 +- ...tenancerequestrescheduletypeTimestamp.java | 7 +- ...tenancerequestrescheduletypeTimestamp.java | 7 +- .../updateinstance/AsyncUpdateInstance.java | 7 +- .../AsyncUpdateInstanceLRO.java | 7 +- .../updateinstance/SyncUpdateInstance.java | 7 +- .../SyncUpdateInstanceFieldmaskInstance.java | 7 +- .../upgradeinstance/AsyncUpgradeInstance.java | 7 +- .../AsyncUpgradeInstanceLRO.java | 7 +- .../upgradeinstance/SyncUpgradeInstance.java | 7 +- ...SyncUpgradeInstanceInstancenameString.java | 7 +- .../SyncUpgradeInstanceStringString.java | 7 +- .../getinstance/SyncGetInstance.java | 7 +- .../getinstance/SyncGetInstance.java | 7 +- .../cloud/redis/v1beta1/CloudRedisClient.java | 371 ++++++--- .../redis/v1beta1/CloudRedisSettings.java | 7 +- .../cloud/redis/v1beta1/package-info.java | 7 +- .../v1beta1/stub/CloudRedisStubSettings.java | 7 +- .../composeobject/AsyncComposeObject.java | 7 +- .../composeobject/SyncComposeObject.java | 7 +- .../SyncCreateSetCredentialsProvider.java | 7 +- .../create/SyncCreateSetEndpoint.java | 7 +- .../createbucket/AsyncCreateBucket.java | 7 +- .../createbucket/SyncCreateBucket.java | 7 +- ...ncCreateBucketProjectnameBucketString.java | 7 +- .../SyncCreateBucketStringBucketString.java | 7 +- .../createhmackey/AsyncCreateHmacKey.java | 7 +- .../createhmackey/SyncCreateHmacKey.java | 7 +- .../SyncCreateHmacKeyProjectnameString.java | 7 +- .../SyncCreateHmacKeyStringString.java | 7 +- .../AsyncCreateNotification.java | 7 +- .../SyncCreateNotification.java | 7 +- ...teNotificationProjectnameNotification.java | 7 +- ...cCreateNotificationStringNotification.java | 7 +- .../deletebucket/AsyncDeleteBucket.java | 7 +- .../deletebucket/SyncDeleteBucket.java | 7 +- .../SyncDeleteBucketBucketname.java | 7 +- .../deletebucket/SyncDeleteBucketString.java | 7 +- .../deletehmackey/AsyncDeleteHmacKey.java | 7 +- .../deletehmackey/SyncDeleteHmacKey.java | 7 +- .../SyncDeleteHmacKeyStringProjectname.java | 7 +- .../SyncDeleteHmacKeyStringString.java | 7 +- .../AsyncDeleteNotification.java | 7 +- .../SyncDeleteNotification.java | 7 +- ...yncDeleteNotificationNotificationname.java | 7 +- .../SyncDeleteNotificationString.java | 7 +- .../deleteobject/AsyncDeleteObject.java | 7 +- .../deleteobject/SyncDeleteObject.java | 7 +- .../SyncDeleteObjectStringString.java | 7 +- .../SyncDeleteObjectStringStringLong.java | 7 +- .../getbucket/AsyncGetBucket.java | 7 +- .../getbucket/SyncGetBucket.java | 7 +- .../getbucket/SyncGetBucketBucketname.java | 7 +- .../getbucket/SyncGetBucketString.java | 7 +- .../gethmackey/AsyncGetHmacKey.java | 7 +- .../gethmackey/SyncGetHmacKey.java | 7 +- .../SyncGetHmacKeyStringProjectname.java | 7 +- .../SyncGetHmacKeyStringString.java | 7 +- .../getiampolicy/AsyncGetIamPolicy.java | 7 +- .../getiampolicy/SyncGetIamPolicy.java | 7 +- .../SyncGetIamPolicyResourcename.java | 7 +- .../getiampolicy/SyncGetIamPolicyString.java | 7 +- .../getnotification/AsyncGetNotification.java | 7 +- .../getnotification/SyncGetNotification.java | 7 +- .../SyncGetNotificationBucketname.java | 7 +- .../SyncGetNotificationString.java | 7 +- .../getobject/AsyncGetObject.java | 7 +- .../getobject/SyncGetObject.java | 7 +- .../getobject/SyncGetObjectStringString.java | 7 +- .../SyncGetObjectStringStringLong.java | 7 +- .../AsyncGetServiceAccount.java | 7 +- .../SyncGetServiceAccount.java | 7 +- .../SyncGetServiceAccountProjectname.java | 7 +- .../SyncGetServiceAccountString.java | 7 +- .../listbuckets/AsyncListBuckets.java | 7 +- .../listbuckets/AsyncListBucketsPaged.java | 7 +- .../listbuckets/SyncListBuckets.java | 7 +- .../SyncListBucketsProjectname.java | 7 +- .../listbuckets/SyncListBucketsString.java | 7 +- .../listhmackeys/AsyncListHmacKeys.java | 7 +- .../listhmackeys/AsyncListHmacKeysPaged.java | 7 +- .../listhmackeys/SyncListHmacKeys.java | 7 +- .../SyncListHmacKeysProjectname.java | 7 +- .../listhmackeys/SyncListHmacKeysString.java | 7 +- .../AsyncListNotifications.java | 7 +- .../AsyncListNotificationsPaged.java | 7 +- .../SyncListNotifications.java | 7 +- .../SyncListNotificationsProjectname.java | 7 +- .../SyncListNotificationsString.java | 7 +- .../listobjects/AsyncListObjects.java | 7 +- .../listobjects/AsyncListObjectsPaged.java | 7 +- .../listobjects/SyncListObjects.java | 7 +- .../SyncListObjectsProjectname.java | 7 +- .../listobjects/SyncListObjectsString.java | 7 +- .../AsyncLockBucketRetentionPolicy.java | 7 +- .../SyncLockBucketRetentionPolicy.java | 7 +- ...ncLockBucketRetentionPolicyBucketname.java | 7 +- .../SyncLockBucketRetentionPolicyString.java | 7 +- .../AsyncQueryWriteStatus.java | 7 +- .../SyncQueryWriteStatus.java | 7 +- .../SyncQueryWriteStatusString.java | 7 +- .../readobject/AsyncReadObject.java | 7 +- .../rewriteobject/AsyncRewriteObject.java | 7 +- .../rewriteobject/SyncRewriteObject.java | 7 +- .../setiampolicy/AsyncSetIamPolicy.java | 7 +- .../setiampolicy/SyncSetIamPolicy.java | 7 +- .../SyncSetIamPolicyResourcenamePolicy.java | 7 +- .../SyncSetIamPolicyStringPolicy.java | 7 +- .../AsyncStartResumableWrite.java | 7 +- .../SyncStartResumableWrite.java | 7 +- .../AsyncTestIamPermissions.java | 7 +- .../SyncTestIamPermissions.java | 7 +- ...tIamPermissionsResourcenameListstring.java | 7 +- ...yncTestIamPermissionsStringListstring.java | 7 +- .../updatebucket/AsyncUpdateBucket.java | 7 +- .../updatebucket/SyncUpdateBucket.java | 7 +- .../SyncUpdateBucketBucketFieldmask.java | 7 +- .../updatehmackey/AsyncUpdateHmacKey.java | 7 +- .../updatehmackey/SyncUpdateHmacKey.java | 7 +- ...UpdateHmacKeyHmackeymetadataFieldmask.java | 7 +- .../updateobject/AsyncUpdateObject.java | 7 +- .../updateobject/SyncUpdateObject.java | 7 +- .../SyncUpdateObjectObjectFieldmask.java | 7 +- .../writeobject/AsyncWriteObject.java | 7 +- .../deletebucket/SyncDeleteBucket.java | 7 +- .../deletebucket/SyncDeleteBucket.java | 7 +- .../com/google/storage/v2/StorageClient.java | 749 +++++++++++++----- .../google/storage/v2/StorageSettings.java | 7 +- .../com/google/storage/v2/package-info.java | 7 +- .../storage/v2/stub/StorageStubSettings.java | 7 +- 944 files changed, 9100 insertions(+), 3638 deletions(-) diff --git a/src/main/java/com/google/api/generator/gapic/composer/comment/CommentComposer.java b/src/main/java/com/google/api/generator/gapic/composer/comment/CommentComposer.java index 68ea3259be..3ed030417a 100644 --- a/src/main/java/com/google/api/generator/gapic/composer/comment/CommentComposer.java +++ b/src/main/java/com/google/api/generator/gapic/composer/comment/CommentComposer.java @@ -60,8 +60,16 @@ public class CommentComposer { Arrays.asList( CommentStatement.withComment( LineComment.withComment( - "This snippet has been automatically generated for illustrative purposes only.")), + "This snippet has been automatically generated and should be regarded as a code template only.")), + CommentStatement.withComment( + LineComment.withComment("It will require modifications to work:")), + CommentStatement.withComment( + LineComment.withComment( + "- It may require correct/in-range values for request initialization.")), + CommentStatement.withComment( + LineComment.withComment( + "- It may require specifying regional endpoints when creating the service client as shown in")), CommentStatement.withComment( LineComment.withComment( - "It may require modifications to work in your environment."))); + "https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library"))); } diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/BookshopClient.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/BookshopClient.golden index 3afb4d32a2..e1de9b7f4e 100644 --- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/BookshopClient.golden +++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/BookshopClient.golden @@ -16,8 +16,11 @@ import javax.annotation.Generated; * that map to API methods. Sample code to get started: * * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (BookshopClient bookshopClient = BookshopClient.create()) {
  *   int booksCount = 1618425911;
  *   List books = new ArrayList<>();
@@ -54,8 +57,11 @@ import javax.annotation.Generated;
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * BookshopSettings bookshopSettings =
  *     BookshopSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -66,8 +72,11 @@ import javax.annotation.Generated;
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * BookshopSettings bookshopSettings =
  *     BookshopSettings.newBuilder().setEndpoint(myEndpoint).build();
  * BookshopClient bookshopClient = BookshopClient.create(bookshopSettings);
@@ -129,8 +138,11 @@ public class BookshopClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BookshopClient bookshopClient = BookshopClient.create()) {
    *   int booksCount = 1618425911;
    *   List books = new ArrayList<>();
@@ -153,8 +165,11 @@ public class BookshopClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BookshopClient bookshopClient = BookshopClient.create()) {
    *   String booksList = "booksList2-1119589686";
    *   List books = new ArrayList<>();
@@ -177,8 +192,11 @@ public class BookshopClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BookshopClient bookshopClient = BookshopClient.create()) {
    *   GetBookRequest request =
    *       GetBookRequest.newBuilder()
@@ -202,8 +220,11 @@ public class BookshopClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BookshopClient bookshopClient = BookshopClient.create()) {
    *   GetBookRequest request =
    *       GetBookRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/DeprecatedServiceClient.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/DeprecatedServiceClient.golden
index d060da2118..25847773a2 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/DeprecatedServiceClient.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/DeprecatedServiceClient.golden
@@ -15,8 +15,11 @@ import javax.annotation.Generated;
  * that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (DeprecatedServiceClient deprecatedServiceClient = DeprecatedServiceClient.create()) {
  *   FibonacciRequest request = FibonacciRequest.newBuilder().setValue(111972721).build();
  *   deprecatedServiceClient.fastFibonacci(request);
@@ -53,8 +56,11 @@ import javax.annotation.Generated;
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * DeprecatedServiceSettings deprecatedServiceSettings =
  *     DeprecatedServiceSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -66,8 +72,11 @@ import javax.annotation.Generated;
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * DeprecatedServiceSettings deprecatedServiceSettings =
  *     DeprecatedServiceSettings.newBuilder().setEndpoint(myEndpoint).build();
  * DeprecatedServiceClient deprecatedServiceClient =
@@ -134,8 +143,11 @@ public class DeprecatedServiceClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (DeprecatedServiceClient deprecatedServiceClient = DeprecatedServiceClient.create()) {
    *   FibonacciRequest request = FibonacciRequest.newBuilder().setValue(111972721).build();
    *   deprecatedServiceClient.fastFibonacci(request);
@@ -154,8 +166,11 @@ public class DeprecatedServiceClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (DeprecatedServiceClient deprecatedServiceClient = DeprecatedServiceClient.create()) {
    *   FibonacciRequest request = FibonacciRequest.newBuilder().setValue(111972721).build();
    *   ApiFuture future = deprecatedServiceClient.fastFibonacciCallable().futureCall(request);
@@ -173,8 +188,11 @@ public class DeprecatedServiceClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (DeprecatedServiceClient deprecatedServiceClient = DeprecatedServiceClient.create()) {
    *   FibonacciRequest request = FibonacciRequest.newBuilder().setValue(111972721).build();
    *   deprecatedServiceClient.slowFibonacci(request);
@@ -195,8 +213,11 @@ public class DeprecatedServiceClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (DeprecatedServiceClient deprecatedServiceClient = DeprecatedServiceClient.create()) {
    *   FibonacciRequest request = FibonacciRequest.newBuilder().setValue(111972721).build();
    *   ApiFuture future = deprecatedServiceClient.slowFibonacciCallable().futureCall(request);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/DeprecatedServiceSettings.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/DeprecatedServiceSettings.golden
index 4d71e3f312..6debab4c44 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/DeprecatedServiceSettings.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/DeprecatedServiceSettings.golden
@@ -35,8 +35,11 @@ import javax.annotation.Generated;
  * 
For example, to set the total timeout of fastFibonacci to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * DeprecatedServiceSettings.Builder deprecatedServiceSettingsBuilder =
  *     DeprecatedServiceSettings.newBuilder();
  * deprecatedServiceSettingsBuilder
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/DeprecatedServiceStubSettings.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/DeprecatedServiceStubSettings.golden
index edd591e115..62dbbadfda 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/DeprecatedServiceStubSettings.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/DeprecatedServiceStubSettings.golden
@@ -44,8 +44,11 @@ import org.threeten.bp.Duration;
  * 
For example, to set the total timeout of fastFibonacci to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * DeprecatedServiceStubSettings.Builder deprecatedServiceSettingsBuilder =
  *     DeprecatedServiceStubSettings.newBuilder();
  * deprecatedServiceSettingsBuilder
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/EchoClient.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/EchoClient.golden
index d6d62ccf23..5d60b70463 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/EchoClient.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/EchoClient.golden
@@ -34,8 +34,11 @@ import javax.annotation.Generated;
  * that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (EchoClient echoClient = EchoClient.create()) {
  *   EchoResponse response = echoClient.echo();
  * }
@@ -70,8 +73,11 @@ import javax.annotation.Generated;
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * EchoSettings echoSettings =
  *     EchoSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -82,8 +88,11 @@ import javax.annotation.Generated;
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * EchoSettings echoSettings = EchoSettings.newBuilder().setEndpoint(myEndpoint).build();
  * EchoClient echoClient = EchoClient.create(echoSettings);
  * }

@@ -155,8 +164,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoResponse response = echoClient.echo();
    * }
@@ -175,8 +187,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   ResourceName parent = FoobarName.ofProjectFoobarName("[PROJECT]", "[FOOBAR]");
    *   EchoResponse response = echoClient.echo(parent);
@@ -197,8 +212,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   Status error = Status.newBuilder().build();
    *   EchoResponse response = echoClient.echo(error);
@@ -218,8 +236,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   FoobarName name = FoobarName.ofProjectFoobarName("[PROJECT]", "[FOOBAR]");
    *   EchoResponse response = echoClient.echo(name);
@@ -240,8 +261,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   String content = "content951530617";
    *   EchoResponse response = echoClient.echo(content);
@@ -261,8 +285,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   String name = FoobarName.ofProjectFoobarName("[PROJECT]", "[FOOBAR]").toString();
    *   EchoResponse response = echoClient.echo(name);
@@ -282,8 +309,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   String parent = FoobarName.ofProjectFoobarName("[PROJECT]", "[FOOBAR]").toString();
    *   EchoResponse response = echoClient.echo(parent);
@@ -303,8 +333,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   String content = "content951530617";
    *   Severity severity = Severity.forNumber(0);
@@ -327,8 +360,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoRequest request =
    *       EchoRequest.newBuilder()
@@ -353,8 +389,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoRequest request =
    *       EchoRequest.newBuilder()
@@ -378,8 +417,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   ExpandRequest request =
    *       ExpandRequest.newBuilder().setContent("content951530617").setInfo("info3237038").build();
@@ -399,8 +441,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   ApiStreamObserver responseObserver =
    *       new ApiStreamObserver() {
@@ -441,8 +486,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   BidiStream bidiStream = echoClient.chatCallable().call();
    *   EchoRequest request =
@@ -468,8 +516,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   BidiStream bidiStream = echoClient.chatAgainCallable().call();
    *   EchoRequest request =
@@ -495,8 +546,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   PagedExpandRequest request =
    *       PagedExpandRequest.newBuilder()
@@ -522,8 +576,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   PagedExpandRequest request =
    *       PagedExpandRequest.newBuilder()
@@ -549,8 +606,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   PagedExpandRequest request =
    *       PagedExpandRequest.newBuilder()
@@ -582,8 +642,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   for (EchoResponse element : echoClient.simplePagedExpand().iterateAll()) {
    *     // doThingsWith(element);
@@ -604,8 +667,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   PagedExpandRequest request =
    *       PagedExpandRequest.newBuilder()
@@ -631,8 +697,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   PagedExpandRequest request =
    *       PagedExpandRequest.newBuilder()
@@ -659,8 +728,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   PagedExpandRequest request =
    *       PagedExpandRequest.newBuilder()
@@ -692,8 +764,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   Duration ttl = Duration.newBuilder().build();
    *   WaitResponse response = echoClient.waitAsync(ttl).get();
@@ -713,8 +788,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   Timestamp endTime = Timestamp.newBuilder().build();
    *   WaitResponse response = echoClient.waitAsync(endTime).get();
@@ -734,8 +812,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   WaitRequest request = WaitRequest.newBuilder().build();
    *   WaitResponse response = echoClient.waitAsync(request).get();
@@ -754,8 +835,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   WaitRequest request = WaitRequest.newBuilder().build();
    *   OperationFuture future =
@@ -774,8 +858,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   WaitRequest request = WaitRequest.newBuilder().build();
    *   ApiFuture future = echoClient.waitCallable().futureCall(request);
@@ -793,8 +880,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   BlockRequest request = BlockRequest.newBuilder().build();
    *   BlockResponse response = echoClient.block(request);
@@ -813,8 +903,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   BlockRequest request = BlockRequest.newBuilder().build();
    *   ApiFuture future = echoClient.blockCallable().futureCall(request);
@@ -832,8 +925,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoRequest request =
    *       EchoRequest.newBuilder()
@@ -858,8 +954,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoRequest request =
    *       EchoRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/EchoSettings.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/EchoSettings.golden
index 09fc6298a2..3b6ece49e5 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/EchoSettings.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/EchoSettings.golden
@@ -42,8 +42,11 @@ import javax.annotation.Generated;
  * 
For example, to set the total timeout of echo to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * EchoSettings.Builder echoSettingsBuilder = EchoSettings.newBuilder();
  * echoSettingsBuilder
  *     .echoSettings()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/EchoStubSettings.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/EchoStubSettings.golden
index 4c35344457..b04e5d4767 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/EchoStubSettings.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/EchoStubSettings.golden
@@ -70,8 +70,11 @@ import org.threeten.bp.Duration;
  * 
For example, to set the total timeout of echo to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * EchoStubSettings.Builder echoSettingsBuilder = EchoStubSettings.newBuilder();
  * echoSettingsBuilder
  *     .echoSettings()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/IdentityClient.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/IdentityClient.golden
index f1e7e39b70..bcd0f26738 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/IdentityClient.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/IdentityClient.golden
@@ -24,8 +24,11 @@ import javax.annotation.Generated;
  * that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (IdentityClient identityClient = IdentityClient.create()) {
  *   String parent = UserName.of("[USER]").toString();
  *   String displayName = "displayName1714148973";
@@ -63,8 +66,11 @@ import javax.annotation.Generated;
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * IdentitySettings identitySettings =
  *     IdentitySettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -75,8 +81,11 @@ import javax.annotation.Generated;
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * IdentitySettings identitySettings =
  *     IdentitySettings.newBuilder().setEndpoint(myEndpoint).build();
  * IdentityClient identityClient = IdentityClient.create(identitySettings);
@@ -138,8 +147,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   String parent = UserName.of("[USER]").toString();
    *   String displayName = "displayName1714148973";
@@ -167,8 +179,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   String parent = UserName.of("[USER]").toString();
    *   String displayName = "displayName1714148973";
@@ -221,8 +236,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   String parent = UserName.of("[USER]").toString();
    *   String displayName = "displayName1714148973";
@@ -308,8 +326,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   CreateUserRequest request =
    *       CreateUserRequest.newBuilder()
@@ -332,8 +353,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   CreateUserRequest request =
    *       CreateUserRequest.newBuilder()
@@ -355,8 +379,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   UserName name = UserName.of("[USER]");
    *   User response = identityClient.getUser(name);
@@ -377,8 +404,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   String name = UserName.of("[USER]").toString();
    *   User response = identityClient.getUser(name);
@@ -398,8 +428,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   GetUserRequest request =
    *       GetUserRequest.newBuilder().setName(UserName.of("[USER]").toString()).build();
@@ -419,8 +452,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   GetUserRequest request =
    *       GetUserRequest.newBuilder().setName(UserName.of("[USER]").toString()).build();
@@ -439,8 +475,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   UpdateUserRequest request =
    *       UpdateUserRequest.newBuilder().setUser(User.newBuilder().build()).build();
@@ -460,8 +499,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   UpdateUserRequest request =
    *       UpdateUserRequest.newBuilder().setUser(User.newBuilder().build()).build();
@@ -480,8 +522,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   UserName name = UserName.of("[USER]");
    *   identityClient.deleteUser(name);
@@ -502,8 +547,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   String name = UserName.of("[USER]").toString();
    *   identityClient.deleteUser(name);
@@ -523,8 +571,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   DeleteUserRequest request =
    *       DeleteUserRequest.newBuilder().setName(UserName.of("[USER]").toString()).build();
@@ -544,8 +595,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   DeleteUserRequest request =
    *       DeleteUserRequest.newBuilder().setName(UserName.of("[USER]").toString()).build();
@@ -564,8 +618,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   ListUsersRequest request =
    *       ListUsersRequest.newBuilder()
@@ -590,8 +647,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   ListUsersRequest request =
    *       ListUsersRequest.newBuilder()
@@ -615,8 +675,11 @@ public class IdentityClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IdentityClient identityClient = IdentityClient.create()) {
    *   ListUsersRequest request =
    *       ListUsersRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/LoggingServiceV2StubSettings.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/LoggingServiceV2StubSettings.golden
index bf0e8a54ca..54f6b34b93 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/LoggingServiceV2StubSettings.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/LoggingServiceV2StubSettings.golden
@@ -77,8 +77,11 @@ import org.threeten.bp.Duration;
  * 
For example, to set the total timeout of deleteLog to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * LoggingServiceV2StubSettings.Builder loggingServiceV2SettingsBuilder =
  *     LoggingServiceV2StubSettings.newBuilder();
  * loggingServiceV2SettingsBuilder
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/MessagingClient.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/MessagingClient.golden
index 0672860f63..78b665668f 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/MessagingClient.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/MessagingClient.golden
@@ -32,8 +32,11 @@ import javax.annotation.Generated;
  * that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (MessagingClient messagingClient = MessagingClient.create()) {
  *   String displayName = "displayName1714148973";
  *   String description = "description-1724546052";
@@ -70,8 +73,11 @@ import javax.annotation.Generated;
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * MessagingSettings messagingSettings =
  *     MessagingSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -82,8 +88,11 @@ import javax.annotation.Generated;
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * MessagingSettings messagingSettings =
  *     MessagingSettings.newBuilder().setEndpoint(myEndpoint).build();
  * MessagingClient messagingClient = MessagingClient.create(messagingSettings);
@@ -156,8 +165,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   String displayName = "displayName1714148973";
    *   String description = "description-1724546052";
@@ -183,8 +195,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   CreateRoomRequest request =
    *       CreateRoomRequest.newBuilder().setRoom(Room.newBuilder().build()).build();
@@ -204,8 +219,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   CreateRoomRequest request =
    *       CreateRoomRequest.newBuilder().setRoom(Room.newBuilder().build()).build();
@@ -224,8 +242,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   RoomName name = RoomName.of("[ROOM]");
    *   Room response = messagingClient.getRoom(name);
@@ -246,8 +267,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   String name = RoomName.of("[ROOM]").toString();
    *   Room response = messagingClient.getRoom(name);
@@ -267,8 +291,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   GetRoomRequest request =
    *       GetRoomRequest.newBuilder().setName(RoomName.of("[ROOM]").toString()).build();
@@ -288,8 +315,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   GetRoomRequest request =
    *       GetRoomRequest.newBuilder().setName(RoomName.of("[ROOM]").toString()).build();
@@ -308,8 +338,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   UpdateRoomRequest request =
    *       UpdateRoomRequest.newBuilder().setRoom(Room.newBuilder().build()).build();
@@ -329,8 +362,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   UpdateRoomRequest request =
    *       UpdateRoomRequest.newBuilder().setRoom(Room.newBuilder().build()).build();
@@ -349,8 +385,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   RoomName name = RoomName.of("[ROOM]");
    *   messagingClient.deleteRoom(name);
@@ -371,8 +410,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   String name = RoomName.of("[ROOM]").toString();
    *   messagingClient.deleteRoom(name);
@@ -392,8 +434,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   DeleteRoomRequest request =
    *       DeleteRoomRequest.newBuilder().setName(RoomName.of("[ROOM]").toString()).build();
@@ -413,8 +458,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   DeleteRoomRequest request =
    *       DeleteRoomRequest.newBuilder().setName(RoomName.of("[ROOM]").toString()).build();
@@ -433,8 +481,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   ListRoomsRequest request =
    *       ListRoomsRequest.newBuilder()
@@ -459,8 +510,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   ListRoomsRequest request =
    *       ListRoomsRequest.newBuilder()
@@ -484,8 +538,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   ListRoomsRequest request =
    *       ListRoomsRequest.newBuilder()
@@ -516,8 +573,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   ProfileName parent = ProfileName.of("[USER]");
    *   ByteString image = ByteString.EMPTY;
@@ -543,8 +603,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   ProfileName parent = ProfileName.of("[USER]");
    *   String text = "text3556653";
@@ -570,8 +633,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   RoomName parent = RoomName.of("[ROOM]");
    *   ByteString image = ByteString.EMPTY;
@@ -597,8 +663,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   RoomName parent = RoomName.of("[ROOM]");
    *   String text = "text3556653";
@@ -624,8 +693,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   String parent = ProfileName.of("[USER]").toString();
    *   ByteString image = ByteString.EMPTY;
@@ -651,8 +723,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   String parent = ProfileName.of("[USER]").toString();
    *   String text = "text3556653";
@@ -678,8 +753,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   CreateBlurbRequest request =
    *       CreateBlurbRequest.newBuilder()
@@ -702,8 +780,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   CreateBlurbRequest request =
    *       CreateBlurbRequest.newBuilder()
@@ -725,8 +806,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   BlurbName name = BlurbName.ofRoomBlurbName("[ROOM]", "[BLURB]");
    *   Blurb response = messagingClient.getBlurb(name);
@@ -747,8 +831,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   String name =
    *       BlurbName.ofUserLegacyUserBlurbName("[USER]", "[LEGACY_USER]", "[BLURB]").toString();
@@ -769,8 +856,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   GetBlurbRequest request =
    *       GetBlurbRequest.newBuilder()
@@ -792,8 +882,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   GetBlurbRequest request =
    *       GetBlurbRequest.newBuilder()
@@ -814,8 +907,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   UpdateBlurbRequest request =
    *       UpdateBlurbRequest.newBuilder().setBlurb(Blurb.newBuilder().build()).build();
@@ -835,8 +931,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   UpdateBlurbRequest request =
    *       UpdateBlurbRequest.newBuilder().setBlurb(Blurb.newBuilder().build()).build();
@@ -855,8 +954,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   BlurbName name = BlurbName.ofRoomBlurbName("[ROOM]", "[BLURB]");
    *   messagingClient.deleteBlurb(name);
@@ -877,8 +979,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   String name =
    *       BlurbName.ofUserLegacyUserBlurbName("[USER]", "[LEGACY_USER]", "[BLURB]").toString();
@@ -899,8 +1004,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   DeleteBlurbRequest request =
    *       DeleteBlurbRequest.newBuilder()
@@ -922,8 +1030,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   DeleteBlurbRequest request =
    *       DeleteBlurbRequest.newBuilder()
@@ -944,8 +1055,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   ProfileName parent = ProfileName.of("[USER]");
    *   for (Blurb element : messagingClient.listBlurbs(parent).iterateAll()) {
@@ -968,8 +1082,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   RoomName parent = RoomName.of("[ROOM]");
    *   for (Blurb element : messagingClient.listBlurbs(parent).iterateAll()) {
@@ -992,8 +1109,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   String parent = ProfileName.of("[USER]").toString();
    *   for (Blurb element : messagingClient.listBlurbs(parent).iterateAll()) {
@@ -1015,8 +1135,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   ListBlurbsRequest request =
    *       ListBlurbsRequest.newBuilder()
@@ -1042,8 +1165,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   ListBlurbsRequest request =
    *       ListBlurbsRequest.newBuilder()
@@ -1068,8 +1194,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   ListBlurbsRequest request =
    *       ListBlurbsRequest.newBuilder()
@@ -1101,8 +1230,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   String query = "query107944136";
    *   SearchBlurbsResponse response = messagingClient.searchBlurbsAsync(query).get();
@@ -1123,8 +1255,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   SearchBlurbsRequest request =
    *       SearchBlurbsRequest.newBuilder()
@@ -1150,8 +1285,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   SearchBlurbsRequest request =
    *       SearchBlurbsRequest.newBuilder()
@@ -1177,8 +1315,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   SearchBlurbsRequest request =
    *       SearchBlurbsRequest.newBuilder()
@@ -1202,8 +1343,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   StreamBlurbsRequest request =
    *       StreamBlurbsRequest.newBuilder().setName(ProfileName.of("[USER]").toString()).build();
@@ -1225,8 +1369,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   ApiStreamObserver responseObserver =
    *       new ApiStreamObserver() {
@@ -1266,8 +1413,11 @@ public class MessagingClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MessagingClient messagingClient = MessagingClient.create()) {
    *   BidiStream bidiStream =
    *       messagingClient.connectCallable().call();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/PublisherStubSettings.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/PublisherStubSettings.golden
index 75e5e38d9c..ba8d449186 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/PublisherStubSettings.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/PublisherStubSettings.golden
@@ -78,8 +78,11 @@ import org.threeten.bp.Duration;
  * 
For example, to set the total timeout of createTopic to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * PublisherStubSettings.Builder publisherSettingsBuilder = PublisherStubSettings.newBuilder();
  * publisherSettingsBuilder
  *     .createTopicSettings()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/AsyncGetBook.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/AsyncGetBook.golden
index 5797b9ea1b..a11e0c5ad1 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/AsyncGetBook.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/AsyncGetBook.golden
@@ -30,8 +30,11 @@ public class AsyncGetBook {
   }
 
   public static void asyncGetBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BookshopClient bookshopClient = BookshopClient.create()) {
       GetBookRequest request =
           GetBookRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncCreateSetCredentialsProvider.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncCreateSetCredentialsProvider.golden
index 6561d22d89..c34c8e5ace 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncCreateSetCredentialsProvider.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncCreateSetCredentialsProvider.golden
@@ -29,8 +29,11 @@ public class SyncCreateSetCredentialsProvider {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     BookshopSettings bookshopSettings =
         BookshopSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncCreateSetEndpoint.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncCreateSetEndpoint.golden
index f1f5dffa33..5ab576b5ab 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncCreateSetEndpoint.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncCreateSetEndpoint.golden
@@ -28,8 +28,11 @@ public class SyncCreateSetEndpoint {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     BookshopSettings bookshopSettings =
         BookshopSettings.newBuilder().setEndpoint(myEndpoint).build();
     BookshopClient bookshopClient = BookshopClient.create(bookshopSettings);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncGetBook.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncGetBook.golden
index 8b9a49a334..9bcbe39862 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncGetBook.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncGetBook.golden
@@ -29,8 +29,11 @@ public class SyncGetBook {
   }
 
   public static void syncGetBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BookshopClient bookshopClient = BookshopClient.create()) {
       GetBookRequest request =
           GetBookRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncGetBookIntListbook.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncGetBookIntListbook.golden
index 3fcba7a522..698f2a1138 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncGetBookIntListbook.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncGetBookIntListbook.golden
@@ -29,8 +29,11 @@ public class SyncGetBookIntListbook {
   }
 
   public static void syncGetBookIntListbook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BookshopClient bookshopClient = BookshopClient.create()) {
       int booksCount = 1618425911;
       List books = new ArrayList<>();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncGetBookStringListbook.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncGetBookStringListbook.golden
index 1cdc59bdfe..c893608c2e 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncGetBookStringListbook.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/bookshopclient/SyncGetBookStringListbook.golden
@@ -29,8 +29,11 @@ public class SyncGetBookStringListbook {
   }
 
   public static void syncGetBookStringListbook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BookshopClient bookshopClient = BookshopClient.create()) {
       String booksList = "booksList2-1119589686";
       List books = new ArrayList<>();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/AsyncFastFibonacci.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/AsyncFastFibonacci.golden
index 4f22840779..c47156c7d9 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/AsyncFastFibonacci.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/AsyncFastFibonacci.golden
@@ -29,8 +29,11 @@ public class AsyncFastFibonacci {
   }
 
   public static void asyncFastFibonacci() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (DeprecatedServiceClient deprecatedServiceClient = DeprecatedServiceClient.create()) {
       FibonacciRequest request = FibonacciRequest.newBuilder().setValue(111972721).build();
       ApiFuture future = deprecatedServiceClient.fastFibonacciCallable().futureCall(request);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/AsyncSlowFibonacci.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/AsyncSlowFibonacci.golden
index f0f6130bf5..fdb781354b 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/AsyncSlowFibonacci.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/AsyncSlowFibonacci.golden
@@ -29,8 +29,11 @@ public class AsyncSlowFibonacci {
   }
 
   public static void asyncSlowFibonacci() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (DeprecatedServiceClient deprecatedServiceClient = DeprecatedServiceClient.create()) {
       FibonacciRequest request = FibonacciRequest.newBuilder().setValue(111972721).build();
       ApiFuture future = deprecatedServiceClient.slowFibonacciCallable().futureCall(request);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncCreateSetCredentialsProvider.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncCreateSetCredentialsProvider.golden
index c138703b0b..2d9e73b891 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncCreateSetCredentialsProvider.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncCreateSetCredentialsProvider.golden
@@ -29,8 +29,11 @@ public class SyncCreateSetCredentialsProvider {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     DeprecatedServiceSettings deprecatedServiceSettings =
         DeprecatedServiceSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncCreateSetEndpoint.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncCreateSetEndpoint.golden
index a719126c25..24400c927b 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncCreateSetEndpoint.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncCreateSetEndpoint.golden
@@ -28,8 +28,11 @@ public class SyncCreateSetEndpoint {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     DeprecatedServiceSettings deprecatedServiceSettings =
         DeprecatedServiceSettings.newBuilder().setEndpoint(myEndpoint).build();
     DeprecatedServiceClient deprecatedServiceClient =
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncFastFibonacci.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncFastFibonacci.golden
index b2c02d3e7c..e05200321d 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncFastFibonacci.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncFastFibonacci.golden
@@ -28,8 +28,11 @@ public class SyncFastFibonacci {
   }
 
   public static void syncFastFibonacci() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (DeprecatedServiceClient deprecatedServiceClient = DeprecatedServiceClient.create()) {
       FibonacciRequest request = FibonacciRequest.newBuilder().setValue(111972721).build();
       deprecatedServiceClient.fastFibonacci(request);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncSlowFibonacci.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncSlowFibonacci.golden
index 8a4e5ac674..d9f5432437 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncSlowFibonacci.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/deprecatedserviceclient/SyncSlowFibonacci.golden
@@ -28,8 +28,11 @@ public class SyncSlowFibonacci {
   }
 
   public static void syncSlowFibonacci() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (DeprecatedServiceClient deprecatedServiceClient = DeprecatedServiceClient.create()) {
       FibonacciRequest request = FibonacciRequest.newBuilder().setValue(111972721).build();
       deprecatedServiceClient.slowFibonacci(request);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncBlock.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncBlock.golden
index b186e09e24..c62c2f43d8 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncBlock.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncBlock.golden
@@ -29,8 +29,11 @@ public class AsyncBlock {
   }
 
   public static void asyncBlock() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       BlockRequest request = BlockRequest.newBuilder().build();
       ApiFuture future = echoClient.blockCallable().futureCall(request);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncChat.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncChat.golden
index 9e5ae4d943..8b359c46f5 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncChat.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncChat.golden
@@ -32,8 +32,11 @@ public class AsyncChat {
   }
 
   public static void asyncChat() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       BidiStream bidiStream = echoClient.chatCallable().call();
       EchoRequest request =
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncChatAgain.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncChatAgain.golden
index e0378fbf9f..90331b833e 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncChatAgain.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncChatAgain.golden
@@ -32,8 +32,11 @@ public class AsyncChatAgain {
   }
 
   public static void asyncChatAgain() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       BidiStream bidiStream = echoClient.chatAgainCallable().call();
       EchoRequest request =
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncCollect.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncCollect.golden
index ee607a7efb..d51c9aeae2 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncCollect.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncCollect.golden
@@ -32,8 +32,11 @@ public class AsyncCollect {
   }
 
   public static void asyncCollect() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       ApiStreamObserver responseObserver =
           new ApiStreamObserver() {
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncCollideName.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncCollideName.golden
index 7e85f18fbf..a2886c0001 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncCollideName.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncCollideName.golden
@@ -32,8 +32,11 @@ public class AsyncCollideName {
   }
 
   public static void asyncCollideName() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       EchoRequest request =
           EchoRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncEcho.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncEcho.golden
index 859347ff50..4ee2bc4cd1 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncEcho.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncEcho.golden
@@ -32,8 +32,11 @@ public class AsyncEcho {
   }
 
   public static void asyncEcho() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       EchoRequest request =
           EchoRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncExpand.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncExpand.golden
index d396bc513b..51d367798c 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncExpand.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncExpand.golden
@@ -29,8 +29,11 @@ public class AsyncExpand {
   }
 
   public static void asyncExpand() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       ExpandRequest request =
           ExpandRequest.newBuilder().setContent("content951530617").setInfo("info3237038").build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncPagedExpand.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncPagedExpand.golden
index d2b5bb96cb..0e8b197ad3 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncPagedExpand.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncPagedExpand.golden
@@ -29,8 +29,11 @@ public class AsyncPagedExpand {
   }
 
   public static void asyncPagedExpand() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       PagedExpandRequest request =
           PagedExpandRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncPagedExpandPaged.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncPagedExpandPaged.golden
index 84015b1301..0ae0cab7d6 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncPagedExpandPaged.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncPagedExpandPaged.golden
@@ -30,8 +30,11 @@ public class AsyncPagedExpandPaged {
   }
 
   public static void asyncPagedExpandPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       PagedExpandRequest request =
           PagedExpandRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncSimplePagedExpand.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncSimplePagedExpand.golden
index 092552fbcf..e944abb1a3 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncSimplePagedExpand.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncSimplePagedExpand.golden
@@ -29,8 +29,11 @@ public class AsyncSimplePagedExpand {
   }
 
   public static void asyncSimplePagedExpand() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       PagedExpandRequest request =
           PagedExpandRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncSimplePagedExpandPaged.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncSimplePagedExpandPaged.golden
index e8b415ee93..058295f62e 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncSimplePagedExpandPaged.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncSimplePagedExpandPaged.golden
@@ -30,8 +30,11 @@ public class AsyncSimplePagedExpandPaged {
   }
 
   public static void asyncSimplePagedExpandPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       PagedExpandRequest request =
           PagedExpandRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncWait.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncWait.golden
index 6fe7262fcd..0bb588d43a 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncWait.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncWait.golden
@@ -29,8 +29,11 @@ public class AsyncWait {
   }
 
   public static void asyncWait() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       WaitRequest request = WaitRequest.newBuilder().build();
       ApiFuture future = echoClient.waitCallable().futureCall(request);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncWaitLRO.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncWaitLRO.golden
index 5cf6e62b91..205131670a 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncWaitLRO.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/AsyncWaitLRO.golden
@@ -30,8 +30,11 @@ public class AsyncWaitLRO {
   }
 
   public static void asyncWaitLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       WaitRequest request = WaitRequest.newBuilder().build();
       OperationFuture future =
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncBlock.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncBlock.golden
index a4f343bf79..f77e29adf9 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncBlock.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncBlock.golden
@@ -28,8 +28,11 @@ public class SyncBlock {
   }
 
   public static void syncBlock() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       BlockRequest request = BlockRequest.newBuilder().build();
       BlockResponse response = echoClient.block(request);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncCollideName.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncCollideName.golden
index 77bd8ff45a..5d412efe85 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncCollideName.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncCollideName.golden
@@ -31,8 +31,11 @@ public class SyncCollideName {
   }
 
   public static void syncCollideName() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       EchoRequest request =
           EchoRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncCreateSetCredentialsProvider.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncCreateSetCredentialsProvider.golden
index b867d8de33..fbcaeceee3 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncCreateSetCredentialsProvider.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncCreateSetCredentialsProvider.golden
@@ -29,8 +29,11 @@ public class SyncCreateSetCredentialsProvider {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     EchoSettings echoSettings =
         EchoSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncCreateSetEndpoint.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncCreateSetEndpoint.golden
index 046c0083e1..7e5bdd85c8 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncCreateSetEndpoint.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncCreateSetEndpoint.golden
@@ -28,8 +28,11 @@ public class SyncCreateSetEndpoint {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     EchoSettings echoSettings = EchoSettings.newBuilder().setEndpoint(myEndpoint).build();
     EchoClient echoClient = EchoClient.create(echoSettings);
   }
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEcho.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEcho.golden
index 4335448ae0..404cd05a88 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEcho.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEcho.golden
@@ -31,8 +31,11 @@ public class SyncEcho {
   }
 
   public static void syncEcho() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       EchoRequest request =
           EchoRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoFoobarname.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoFoobarname.golden
index a998ecaa0d..99d0105b4d 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoFoobarname.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoFoobarname.golden
@@ -28,8 +28,11 @@ public class SyncEchoFoobarname {
   }
 
   public static void syncEchoFoobarname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       FoobarName name = FoobarName.ofProjectFoobarName("[PROJECT]", "[FOOBAR]");
       EchoResponse response = echoClient.echo(name);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoNoargs.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoNoargs.golden
index b1ea342923..1939f2941f 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoNoargs.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoNoargs.golden
@@ -27,8 +27,11 @@ public class SyncEchoNoargs {
   }
 
   public static void syncEchoNoargs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       EchoResponse response = echoClient.echo();
     }
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoResourcename.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoResourcename.golden
index b352a6f215..a6bff404df 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoResourcename.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoResourcename.golden
@@ -29,8 +29,11 @@ public class SyncEchoResourcename {
   }
 
   public static void syncEchoResourcename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       ResourceName parent = FoobarName.ofProjectFoobarName("[PROJECT]", "[FOOBAR]");
       EchoResponse response = echoClient.echo(parent);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoStatus.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoStatus.golden
index 2d1e7fd96e..b9471f8203 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoStatus.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoStatus.golden
@@ -28,8 +28,11 @@ public class SyncEchoStatus {
   }
 
   public static void syncEchoStatus() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       Status error = Status.newBuilder().build();
       EchoResponse response = echoClient.echo(error);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoString.golden
index 8f8737d11a..bb9c0bc308 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoString.golden
@@ -27,8 +27,11 @@ public class SyncEchoString {
   }
 
   public static void syncEchoString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       String content = "content951530617";
       EchoResponse response = echoClient.echo(content);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoString1.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoString1.golden
index e15958515c..8bc3c4036c 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoString1.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoString1.golden
@@ -28,8 +28,11 @@ public class SyncEchoString1 {
   }
 
   public static void syncEchoString1() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       String name = FoobarName.ofProjectFoobarName("[PROJECT]", "[FOOBAR]").toString();
       EchoResponse response = echoClient.echo(name);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoString2.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoString2.golden
index 44d9413448..268b1c769e 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoString2.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoString2.golden
@@ -28,8 +28,11 @@ public class SyncEchoString2 {
   }
 
   public static void syncEchoString2() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       String parent = FoobarName.ofProjectFoobarName("[PROJECT]", "[FOOBAR]").toString();
       EchoResponse response = echoClient.echo(parent);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoStringSeverity.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoStringSeverity.golden
index 30b06aaba0..5a62b9f4ad 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoStringSeverity.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncEchoStringSeverity.golden
@@ -28,8 +28,11 @@ public class SyncEchoStringSeverity {
   }
 
   public static void syncEchoStringSeverity() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       String content = "content951530617";
       Severity severity = Severity.forNumber(0);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncPagedExpand.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncPagedExpand.golden
index 7f0b48f0f7..4ae90f53cc 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncPagedExpand.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncPagedExpand.golden
@@ -28,8 +28,11 @@ public class SyncPagedExpand {
   }
 
   public static void syncPagedExpand() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       PagedExpandRequest request =
           PagedExpandRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncSimplePagedExpand.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncSimplePagedExpand.golden
index c6056f3781..11bc4352c5 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncSimplePagedExpand.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncSimplePagedExpand.golden
@@ -28,8 +28,11 @@ public class SyncSimplePagedExpand {
   }
 
   public static void syncSimplePagedExpand() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       PagedExpandRequest request =
           PagedExpandRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncSimplePagedExpandNoargs.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncSimplePagedExpandNoargs.golden
index d6ddc523dc..40ef059d89 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncSimplePagedExpandNoargs.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncSimplePagedExpandNoargs.golden
@@ -27,8 +27,11 @@ public class SyncSimplePagedExpandNoargs {
   }
 
   public static void syncSimplePagedExpandNoargs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       for (EchoResponse element : echoClient.simplePagedExpand().iterateAll()) {
         // doThingsWith(element);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncWait.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncWait.golden
index 3f463f0e69..07679a60e1 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncWait.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncWait.golden
@@ -28,8 +28,11 @@ public class SyncWait {
   }
 
   public static void syncWait() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       WaitRequest request = WaitRequest.newBuilder().build();
       WaitResponse response = echoClient.waitAsync(request).get();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncWaitDuration.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncWaitDuration.golden
index e9e3c49dce..9bec9d30ef 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncWaitDuration.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncWaitDuration.golden
@@ -28,8 +28,11 @@ public class SyncWaitDuration {
   }
 
   public static void syncWaitDuration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       Duration ttl = Duration.newBuilder().build();
       WaitResponse response = echoClient.waitAsync(ttl).get();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncWaitTimestamp.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncWaitTimestamp.golden
index f7e5e9dfe5..58e6f3464c 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncWaitTimestamp.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/echoclient/SyncWaitTimestamp.golden
@@ -28,8 +28,11 @@ public class SyncWaitTimestamp {
   }
 
   public static void syncWaitTimestamp() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (EchoClient echoClient = EchoClient.create()) {
       Timestamp endTime = Timestamp.newBuilder().build();
       WaitResponse response = echoClient.waitAsync(endTime).get();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncCreateUser.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncCreateUser.golden
index f5c58710a7..5746bce725 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncCreateUser.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncCreateUser.golden
@@ -30,8 +30,11 @@ public class AsyncCreateUser {
   }
 
   public static void asyncCreateUser() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       CreateUserRequest request =
           CreateUserRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncDeleteUser.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncDeleteUser.golden
index 6ca7457c4d..e2a2d79316 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncDeleteUser.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncDeleteUser.golden
@@ -30,8 +30,11 @@ public class AsyncDeleteUser {
   }
 
   public static void asyncDeleteUser() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       DeleteUserRequest request =
           DeleteUserRequest.newBuilder().setName(UserName.of("[USER]").toString()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncGetUser.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncGetUser.golden
index f3d3e87c1c..fe848f43d2 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncGetUser.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncGetUser.golden
@@ -30,8 +30,11 @@ public class AsyncGetUser {
   }
 
   public static void asyncGetUser() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       GetUserRequest request =
           GetUserRequest.newBuilder().setName(UserName.of("[USER]").toString()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncListUsers.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncListUsers.golden
index 6fed1e6611..a5aa944c8f 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncListUsers.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncListUsers.golden
@@ -29,8 +29,11 @@ public class AsyncListUsers {
   }
 
   public static void asyncListUsers() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       ListUsersRequest request =
           ListUsersRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncListUsersPaged.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncListUsersPaged.golden
index da47c352f8..9b7cafa65d 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncListUsersPaged.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncListUsersPaged.golden
@@ -30,8 +30,11 @@ public class AsyncListUsersPaged {
   }
 
   public static void asyncListUsersPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       ListUsersRequest request =
           ListUsersRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncUpdateUser.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncUpdateUser.golden
index 511e7188ed..be44912297 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncUpdateUser.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/AsyncUpdateUser.golden
@@ -29,8 +29,11 @@ public class AsyncUpdateUser {
   }
 
   public static void asyncUpdateUser() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       UpdateUserRequest request =
           UpdateUserRequest.newBuilder().setUser(User.newBuilder().build()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateSetCredentialsProvider.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateSetCredentialsProvider.golden
index 7950320dbb..f859c452de 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateSetCredentialsProvider.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateSetCredentialsProvider.golden
@@ -29,8 +29,11 @@ public class SyncCreateSetCredentialsProvider {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     IdentitySettings identitySettings =
         IdentitySettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateSetEndpoint.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateSetEndpoint.golden
index b1b7add9db..015f9dfcd7 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateSetEndpoint.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateSetEndpoint.golden
@@ -28,8 +28,11 @@ public class SyncCreateSetEndpoint {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     IdentitySettings identitySettings =
         IdentitySettings.newBuilder().setEndpoint(myEndpoint).build();
     IdentityClient identityClient = IdentityClient.create(identitySettings);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUser.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUser.golden
index dbd8badb47..7d8c03e141 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUser.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUser.golden
@@ -29,8 +29,11 @@ public class SyncCreateUser {
   }
 
   public static void syncCreateUser() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       CreateUserRequest request =
           CreateUserRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUserStringStringString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUserStringStringString.golden
index 953dc0706b..d8b266a31a 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUserStringStringString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUserStringStringString.golden
@@ -28,8 +28,11 @@ public class SyncCreateUserStringStringString {
   }
 
   public static void syncCreateUserStringStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       String parent = UserName.of("[USER]").toString();
       String displayName = "displayName1714148973";
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUserStringStringStringIntStringBooleanDouble.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUserStringStringStringIntStringBooleanDouble.golden
index 85d9ab1960..6556a596f1 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUserStringStringStringIntStringBooleanDouble.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUserStringStringStringIntStringBooleanDouble.golden
@@ -28,8 +28,11 @@ public class SyncCreateUserStringStringStringIntStringBooleanDouble {
   }
 
   public static void syncCreateUserStringStringStringIntStringBooleanDouble() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       String parent = UserName.of("[USER]").toString();
       String displayName = "displayName1714148973";
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUserStringStringStringStringStringIntStringStringStringString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUserStringStringStringStringStringIntStringStringStringString.golden
index d222f048a8..ac1a283fd2 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUserStringStringStringStringStringIntStringStringStringString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncCreateUserStringStringStringStringStringIntStringStringStringString.golden
@@ -29,8 +29,11 @@ public class SyncCreateUserStringStringStringStringStringIntStringStringStringSt
 
   public static void syncCreateUserStringStringStringStringStringIntStringStringStringString()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       String parent = UserName.of("[USER]").toString();
       String displayName = "displayName1714148973";
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncDeleteUser.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncDeleteUser.golden
index 1c836c26f8..53c45c3cbb 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncDeleteUser.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncDeleteUser.golden
@@ -29,8 +29,11 @@ public class SyncDeleteUser {
   }
 
   public static void syncDeleteUser() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       DeleteUserRequest request =
           DeleteUserRequest.newBuilder().setName(UserName.of("[USER]").toString()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncDeleteUserString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncDeleteUserString.golden
index 22e00a180f..eece238c02 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncDeleteUserString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncDeleteUserString.golden
@@ -28,8 +28,11 @@ public class SyncDeleteUserString {
   }
 
   public static void syncDeleteUserString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       String name = UserName.of("[USER]").toString();
       identityClient.deleteUser(name);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncDeleteUserUsername.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncDeleteUserUsername.golden
index 55d2b6fb29..b5be27d6ef 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncDeleteUserUsername.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncDeleteUserUsername.golden
@@ -28,8 +28,11 @@ public class SyncDeleteUserUsername {
   }
 
   public static void syncDeleteUserUsername() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       UserName name = UserName.of("[USER]");
       identityClient.deleteUser(name);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncGetUser.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncGetUser.golden
index 972382be7f..b1365f3b99 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncGetUser.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncGetUser.golden
@@ -29,8 +29,11 @@ public class SyncGetUser {
   }
 
   public static void syncGetUser() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       GetUserRequest request =
           GetUserRequest.newBuilder().setName(UserName.of("[USER]").toString()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncGetUserString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncGetUserString.golden
index 8ccf1245c0..44a6a17256 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncGetUserString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncGetUserString.golden
@@ -28,8 +28,11 @@ public class SyncGetUserString {
   }
 
   public static void syncGetUserString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       String name = UserName.of("[USER]").toString();
       User response = identityClient.getUser(name);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncGetUserUsername.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncGetUserUsername.golden
index 5d7441c7bc..409787850e 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncGetUserUsername.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncGetUserUsername.golden
@@ -28,8 +28,11 @@ public class SyncGetUserUsername {
   }
 
   public static void syncGetUserUsername() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       UserName name = UserName.of("[USER]");
       User response = identityClient.getUser(name);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncListUsers.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncListUsers.golden
index e70025e5a2..1fa89b2cf7 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncListUsers.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncListUsers.golden
@@ -28,8 +28,11 @@ public class SyncListUsers {
   }
 
   public static void syncListUsers() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       ListUsersRequest request =
           ListUsersRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncUpdateUser.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncUpdateUser.golden
index 32b476711d..919953f762 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncUpdateUser.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/identityclient/SyncUpdateUser.golden
@@ -28,8 +28,11 @@ public class SyncUpdateUser {
   }
 
   public static void syncUpdateUser() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IdentityClient identityClient = IdentityClient.create()) {
       UpdateUserRequest request =
           UpdateUserRequest.newBuilder().setUser(User.newBuilder().build()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncConnect.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncConnect.golden
index c87c91e312..7c844cce85 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncConnect.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncConnect.golden
@@ -29,8 +29,11 @@ public class AsyncConnect {
   }
 
   public static void asyncConnect() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       BidiStream bidiStream =
           messagingClient.connectCallable().call();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncCreateBlurb.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncCreateBlurb.golden
index f3029462c4..f015b74a58 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncCreateBlurb.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncCreateBlurb.golden
@@ -30,8 +30,11 @@ public class AsyncCreateBlurb {
   }
 
   public static void asyncCreateBlurb() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       CreateBlurbRequest request =
           CreateBlurbRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncCreateRoom.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncCreateRoom.golden
index 8d924fe7f8..e0dc0aedac 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncCreateRoom.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncCreateRoom.golden
@@ -29,8 +29,11 @@ public class AsyncCreateRoom {
   }
 
   public static void asyncCreateRoom() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       CreateRoomRequest request =
           CreateRoomRequest.newBuilder().setRoom(Room.newBuilder().build()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncDeleteBlurb.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncDeleteBlurb.golden
index b8b3bf208d..8eabcc893a 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncDeleteBlurb.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncDeleteBlurb.golden
@@ -30,8 +30,11 @@ public class AsyncDeleteBlurb {
   }
 
   public static void asyncDeleteBlurb() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       DeleteBlurbRequest request =
           DeleteBlurbRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncDeleteRoom.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncDeleteRoom.golden
index 1e23c521e8..ebe5be44c2 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncDeleteRoom.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncDeleteRoom.golden
@@ -30,8 +30,11 @@ public class AsyncDeleteRoom {
   }
 
   public static void asyncDeleteRoom() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       DeleteRoomRequest request =
           DeleteRoomRequest.newBuilder().setName(RoomName.of("[ROOM]").toString()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncGetBlurb.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncGetBlurb.golden
index 9662bed70a..627465df2d 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncGetBlurb.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncGetBlurb.golden
@@ -30,8 +30,11 @@ public class AsyncGetBlurb {
   }
 
   public static void asyncGetBlurb() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       GetBlurbRequest request =
           GetBlurbRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncGetRoom.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncGetRoom.golden
index a1a9b7fb06..caa0b727de 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncGetRoom.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncGetRoom.golden
@@ -30,8 +30,11 @@ public class AsyncGetRoom {
   }
 
   public static void asyncGetRoom() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       GetRoomRequest request =
           GetRoomRequest.newBuilder().setName(RoomName.of("[ROOM]").toString()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListBlurbs.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListBlurbs.golden
index d038d95045..1f2eb73d9d 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListBlurbs.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListBlurbs.golden
@@ -30,8 +30,11 @@ public class AsyncListBlurbs {
   }
 
   public static void asyncListBlurbs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       ListBlurbsRequest request =
           ListBlurbsRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListBlurbsPaged.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListBlurbsPaged.golden
index 7be9a33f88..37928394c7 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListBlurbsPaged.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListBlurbsPaged.golden
@@ -31,8 +31,11 @@ public class AsyncListBlurbsPaged {
   }
 
   public static void asyncListBlurbsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       ListBlurbsRequest request =
           ListBlurbsRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListRooms.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListRooms.golden
index 5a89fb6825..a658df0fae 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListRooms.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListRooms.golden
@@ -29,8 +29,11 @@ public class AsyncListRooms {
   }
 
   public static void asyncListRooms() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       ListRoomsRequest request =
           ListRoomsRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListRoomsPaged.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListRoomsPaged.golden
index 58fd2e1496..58686d44a7 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListRoomsPaged.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncListRoomsPaged.golden
@@ -30,8 +30,11 @@ public class AsyncListRoomsPaged {
   }
 
   public static void asyncListRoomsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       ListRoomsRequest request =
           ListRoomsRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncSearchBlurbs.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncSearchBlurbs.golden
index 55b6198dab..6161b2e104 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncSearchBlurbs.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncSearchBlurbs.golden
@@ -30,8 +30,11 @@ public class AsyncSearchBlurbs {
   }
 
   public static void asyncSearchBlurbs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       SearchBlurbsRequest request =
           SearchBlurbsRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncSearchBlurbsLRO.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncSearchBlurbsLRO.golden
index 37ac388c95..73dac257ea 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncSearchBlurbsLRO.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncSearchBlurbsLRO.golden
@@ -31,8 +31,11 @@ public class AsyncSearchBlurbsLRO {
   }
 
   public static void asyncSearchBlurbsLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       SearchBlurbsRequest request =
           SearchBlurbsRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncSendBlurbs.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncSendBlurbs.golden
index b8bfc3afc7..6f608c23dc 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncSendBlurbs.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncSendBlurbs.golden
@@ -31,8 +31,11 @@ public class AsyncSendBlurbs {
   }
 
   public static void asyncSendBlurbs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       ApiStreamObserver responseObserver =
           new ApiStreamObserver() {
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncStreamBlurbs.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncStreamBlurbs.golden
index 4405ce965a..6588736a1d 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncStreamBlurbs.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncStreamBlurbs.golden
@@ -30,8 +30,11 @@ public class AsyncStreamBlurbs {
   }
 
   public static void asyncStreamBlurbs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       StreamBlurbsRequest request =
           StreamBlurbsRequest.newBuilder().setName(ProfileName.of("[USER]").toString()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncUpdateBlurb.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncUpdateBlurb.golden
index a3ce5f6f77..c7e73b8638 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncUpdateBlurb.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncUpdateBlurb.golden
@@ -29,8 +29,11 @@ public class AsyncUpdateBlurb {
   }
 
   public static void asyncUpdateBlurb() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       UpdateBlurbRequest request =
           UpdateBlurbRequest.newBuilder().setBlurb(Blurb.newBuilder().build()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncUpdateRoom.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncUpdateRoom.golden
index 779495250c..c8bc11c5ba 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncUpdateRoom.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/AsyncUpdateRoom.golden
@@ -29,8 +29,11 @@ public class AsyncUpdateRoom {
   }
 
   public static void asyncUpdateRoom() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       UpdateRoomRequest request =
           UpdateRoomRequest.newBuilder().setRoom(Room.newBuilder().build()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurb.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurb.golden
index bddecdeb46..00fb6d9940 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurb.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurb.golden
@@ -29,8 +29,11 @@ public class SyncCreateBlurb {
   }
 
   public static void syncCreateBlurb() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       CreateBlurbRequest request =
           CreateBlurbRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbProfilenameBytestring.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbProfilenameBytestring.golden
index 7e202c5c41..f9d342accf 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbProfilenameBytestring.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbProfilenameBytestring.golden
@@ -29,8 +29,11 @@ public class SyncCreateBlurbProfilenameBytestring {
   }
 
   public static void syncCreateBlurbProfilenameBytestring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       ProfileName parent = ProfileName.of("[USER]");
       ByteString image = ByteString.EMPTY;
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbProfilenameString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbProfilenameString.golden
index 0dfe1f3abc..f165c7ef76 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbProfilenameString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbProfilenameString.golden
@@ -28,8 +28,11 @@ public class SyncCreateBlurbProfilenameString {
   }
 
   public static void syncCreateBlurbProfilenameString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       ProfileName parent = ProfileName.of("[USER]");
       String text = "text3556653";
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbRoomnameBytestring.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbRoomnameBytestring.golden
index 194ee34998..2818243a50 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbRoomnameBytestring.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbRoomnameBytestring.golden
@@ -29,8 +29,11 @@ public class SyncCreateBlurbRoomnameBytestring {
   }
 
   public static void syncCreateBlurbRoomnameBytestring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       RoomName parent = RoomName.of("[ROOM]");
       ByteString image = ByteString.EMPTY;
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbRoomnameString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbRoomnameString.golden
index 994d16b1a3..f05bd4f87b 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbRoomnameString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbRoomnameString.golden
@@ -28,8 +28,11 @@ public class SyncCreateBlurbRoomnameString {
   }
 
   public static void syncCreateBlurbRoomnameString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       RoomName parent = RoomName.of("[ROOM]");
       String text = "text3556653";
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbStringBytestring.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbStringBytestring.golden
index 0c8f22dca3..3e630a4b15 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbStringBytestring.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbStringBytestring.golden
@@ -29,8 +29,11 @@ public class SyncCreateBlurbStringBytestring {
   }
 
   public static void syncCreateBlurbStringBytestring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       String parent = ProfileName.of("[USER]").toString();
       ByteString image = ByteString.EMPTY;
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbStringString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbStringString.golden
index 19e8b3e33f..562d27535a 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbStringString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateBlurbStringString.golden
@@ -28,8 +28,11 @@ public class SyncCreateBlurbStringString {
   }
 
   public static void syncCreateBlurbStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       String parent = ProfileName.of("[USER]").toString();
       String text = "text3556653";
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateRoom.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateRoom.golden
index 6dd645ee49..57b517225b 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateRoom.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateRoom.golden
@@ -28,8 +28,11 @@ public class SyncCreateRoom {
   }
 
   public static void syncCreateRoom() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       CreateRoomRequest request =
           CreateRoomRequest.newBuilder().setRoom(Room.newBuilder().build()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateRoomStringString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateRoomStringString.golden
index 5d47cfb6e3..ebcc0cc72d 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateRoomStringString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateRoomStringString.golden
@@ -27,8 +27,11 @@ public class SyncCreateRoomStringString {
   }
 
   public static void syncCreateRoomStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       String displayName = "displayName1714148973";
       String description = "description-1724546052";
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateSetCredentialsProvider.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateSetCredentialsProvider.golden
index 4ac54cdfb9..ae4425a5e1 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateSetCredentialsProvider.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateSetCredentialsProvider.golden
@@ -29,8 +29,11 @@ public class SyncCreateSetCredentialsProvider {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     MessagingSettings messagingSettings =
         MessagingSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateSetEndpoint.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateSetEndpoint.golden
index 45f567766d..8bc4e45e0b 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateSetEndpoint.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncCreateSetEndpoint.golden
@@ -28,8 +28,11 @@ public class SyncCreateSetEndpoint {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     MessagingSettings messagingSettings =
         MessagingSettings.newBuilder().setEndpoint(myEndpoint).build();
     MessagingClient messagingClient = MessagingClient.create(messagingSettings);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteBlurb.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteBlurb.golden
index 70e15ecc60..c641dd9272 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteBlurb.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteBlurb.golden
@@ -29,8 +29,11 @@ public class SyncDeleteBlurb {
   }
 
   public static void syncDeleteBlurb() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       DeleteBlurbRequest request =
           DeleteBlurbRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteBlurbBlurbname.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteBlurbBlurbname.golden
index 041312eb46..f6a585d8be 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteBlurbBlurbname.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteBlurbBlurbname.golden
@@ -28,8 +28,11 @@ public class SyncDeleteBlurbBlurbname {
   }
 
   public static void syncDeleteBlurbBlurbname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       BlurbName name = BlurbName.ofRoomBlurbName("[ROOM]", "[BLURB]");
       messagingClient.deleteBlurb(name);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteBlurbString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteBlurbString.golden
index 4d64e0889e..16378885d7 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteBlurbString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteBlurbString.golden
@@ -28,8 +28,11 @@ public class SyncDeleteBlurbString {
   }
 
   public static void syncDeleteBlurbString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       String name =
           BlurbName.ofUserLegacyUserBlurbName("[USER]", "[LEGACY_USER]", "[BLURB]").toString();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteRoom.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteRoom.golden
index 76dcad4782..23baa1c773 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteRoom.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteRoom.golden
@@ -29,8 +29,11 @@ public class SyncDeleteRoom {
   }
 
   public static void syncDeleteRoom() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       DeleteRoomRequest request =
           DeleteRoomRequest.newBuilder().setName(RoomName.of("[ROOM]").toString()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteRoomRoomname.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteRoomRoomname.golden
index 37658c32c6..91d32081b9 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteRoomRoomname.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteRoomRoomname.golden
@@ -28,8 +28,11 @@ public class SyncDeleteRoomRoomname {
   }
 
   public static void syncDeleteRoomRoomname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       RoomName name = RoomName.of("[ROOM]");
       messagingClient.deleteRoom(name);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteRoomString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteRoomString.golden
index 1e6ede1865..b9e4c5883d 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteRoomString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncDeleteRoomString.golden
@@ -28,8 +28,11 @@ public class SyncDeleteRoomString {
   }
 
   public static void syncDeleteRoomString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       String name = RoomName.of("[ROOM]").toString();
       messagingClient.deleteRoom(name);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetBlurb.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetBlurb.golden
index 93d780d72a..0983642a83 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetBlurb.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetBlurb.golden
@@ -29,8 +29,11 @@ public class SyncGetBlurb {
   }
 
   public static void syncGetBlurb() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       GetBlurbRequest request =
           GetBlurbRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetBlurbBlurbname.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetBlurbBlurbname.golden
index 3a2d980e42..cf2f6fbacb 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetBlurbBlurbname.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetBlurbBlurbname.golden
@@ -28,8 +28,11 @@ public class SyncGetBlurbBlurbname {
   }
 
   public static void syncGetBlurbBlurbname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       BlurbName name = BlurbName.ofRoomBlurbName("[ROOM]", "[BLURB]");
       Blurb response = messagingClient.getBlurb(name);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetBlurbString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetBlurbString.golden
index e7d8f4cfc3..f82f4e7bc1 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetBlurbString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetBlurbString.golden
@@ -28,8 +28,11 @@ public class SyncGetBlurbString {
   }
 
   public static void syncGetBlurbString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       String name =
           BlurbName.ofUserLegacyUserBlurbName("[USER]", "[LEGACY_USER]", "[BLURB]").toString();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetRoom.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetRoom.golden
index 41c0ca166f..78b7d13b61 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetRoom.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetRoom.golden
@@ -29,8 +29,11 @@ public class SyncGetRoom {
   }
 
   public static void syncGetRoom() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       GetRoomRequest request =
           GetRoomRequest.newBuilder().setName(RoomName.of("[ROOM]").toString()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetRoomRoomname.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetRoomRoomname.golden
index f4485469ee..56da552417 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetRoomRoomname.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetRoomRoomname.golden
@@ -28,8 +28,11 @@ public class SyncGetRoomRoomname {
   }
 
   public static void syncGetRoomRoomname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       RoomName name = RoomName.of("[ROOM]");
       Room response = messagingClient.getRoom(name);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetRoomString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetRoomString.golden
index 469e674fcf..f35f28cc90 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetRoomString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncGetRoomString.golden
@@ -28,8 +28,11 @@ public class SyncGetRoomString {
   }
 
   public static void syncGetRoomString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       String name = RoomName.of("[ROOM]").toString();
       Room response = messagingClient.getRoom(name);
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbs.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbs.golden
index be32bec612..cfc50e8565 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbs.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbs.golden
@@ -29,8 +29,11 @@ public class SyncListBlurbs {
   }
 
   public static void syncListBlurbs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       ListBlurbsRequest request =
           ListBlurbsRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbsProfilename.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbsProfilename.golden
index 9156c3e956..dfd515f13f 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbsProfilename.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbsProfilename.golden
@@ -28,8 +28,11 @@ public class SyncListBlurbsProfilename {
   }
 
   public static void syncListBlurbsProfilename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       ProfileName parent = ProfileName.of("[USER]");
       for (Blurb element : messagingClient.listBlurbs(parent).iterateAll()) {
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbsRoomname.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbsRoomname.golden
index 1fed75fdfc..0272c5ea93 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbsRoomname.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbsRoomname.golden
@@ -28,8 +28,11 @@ public class SyncListBlurbsRoomname {
   }
 
   public static void syncListBlurbsRoomname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       RoomName parent = RoomName.of("[ROOM]");
       for (Blurb element : messagingClient.listBlurbs(parent).iterateAll()) {
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbsString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbsString.golden
index 8fe9080264..67d02e0c28 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbsString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListBlurbsString.golden
@@ -28,8 +28,11 @@ public class SyncListBlurbsString {
   }
 
   public static void syncListBlurbsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       String parent = ProfileName.of("[USER]").toString();
       for (Blurb element : messagingClient.listBlurbs(parent).iterateAll()) {
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListRooms.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListRooms.golden
index f3a8abc711..780a3fd213 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListRooms.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncListRooms.golden
@@ -28,8 +28,11 @@ public class SyncListRooms {
   }
 
   public static void syncListRooms() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       ListRoomsRequest request =
           ListRoomsRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncSearchBlurbs.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncSearchBlurbs.golden
index a52299a511..76bd8b75b6 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncSearchBlurbs.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncSearchBlurbs.golden
@@ -29,8 +29,11 @@ public class SyncSearchBlurbs {
   }
 
   public static void syncSearchBlurbs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       SearchBlurbsRequest request =
           SearchBlurbsRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncSearchBlurbsString.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncSearchBlurbsString.golden
index 53366c2f0a..6ba0ae6e5a 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncSearchBlurbsString.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncSearchBlurbsString.golden
@@ -27,8 +27,11 @@ public class SyncSearchBlurbsString {
   }
 
   public static void syncSearchBlurbsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       String query = "query107944136";
       SearchBlurbsResponse response = messagingClient.searchBlurbsAsync(query).get();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncUpdateBlurb.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncUpdateBlurb.golden
index c13e6d97a8..eeaaa911d0 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncUpdateBlurb.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncUpdateBlurb.golden
@@ -28,8 +28,11 @@ public class SyncUpdateBlurb {
   }
 
   public static void syncUpdateBlurb() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       UpdateBlurbRequest request =
           UpdateBlurbRequest.newBuilder().setBlurb(Blurb.newBuilder().build()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncUpdateRoom.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncUpdateRoom.golden
index 66fb9b7c41..7999de51dc 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncUpdateRoom.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/messagingclient/SyncUpdateRoom.golden
@@ -28,8 +28,11 @@ public class SyncUpdateRoom {
   }
 
   public static void syncUpdateRoom() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MessagingClient messagingClient = MessagingClient.create()) {
       UpdateRoomRequest request =
           UpdateRoomRequest.newBuilder().setRoom(Room.newBuilder().build()).build();
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/SyncEcho.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/SyncEcho.golden
index 4b4458d46c..9cbdba2f24 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/SyncEcho.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/SyncEcho.golden
@@ -27,8 +27,11 @@ public class SyncEcho {
   }
 
   public static void syncEcho() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     EchoSettings.Builder echoSettingsBuilder = EchoSettings.newBuilder();
     echoSettingsBuilder
         .echoSettings()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/SyncFastFibonacci.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/SyncFastFibonacci.golden
index 60745906df..325533a9b8 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/SyncFastFibonacci.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/SyncFastFibonacci.golden
@@ -27,8 +27,11 @@ public class SyncFastFibonacci {
   }
 
   public static void syncFastFibonacci() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     DeprecatedServiceSettings.Builder deprecatedServiceSettingsBuilder =
         DeprecatedServiceSettings.newBuilder();
     deprecatedServiceSettingsBuilder
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncCreateTopic.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncCreateTopic.golden
index 750f0115f6..0d33be22fe 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncCreateTopic.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncCreateTopic.golden
@@ -27,8 +27,11 @@ public class SyncCreateTopic {
   }
 
   public static void syncCreateTopic() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     PublisherStubSettings.Builder publisherSettingsBuilder = PublisherStubSettings.newBuilder();
     publisherSettingsBuilder
         .createTopicSettings()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncDeleteLog.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncDeleteLog.golden
index b2bdd9b49d..bc1c42a9fd 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncDeleteLog.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncDeleteLog.golden
@@ -27,8 +27,11 @@ public class SyncDeleteLog {
   }
 
   public static void syncDeleteLog() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     LoggingServiceV2StubSettings.Builder loggingServiceV2SettingsBuilder =
         LoggingServiceV2StubSettings.newBuilder();
     loggingServiceV2SettingsBuilder
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncEcho.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncEcho.golden
index fb15d47b6c..7a97d3f41b 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncEcho.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncEcho.golden
@@ -27,8 +27,11 @@ public class SyncEcho {
   }
 
   public static void syncEcho() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     EchoStubSettings.Builder echoSettingsBuilder = EchoStubSettings.newBuilder();
     echoSettingsBuilder
         .echoSettings()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncFastFibonacci.golden b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncFastFibonacci.golden
index 8a00e1431b..47814df155 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncFastFibonacci.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpc/goldens/samples/servicesettings/stub/SyncFastFibonacci.golden
@@ -27,8 +27,11 @@ public class SyncFastFibonacci {
   }
 
   public static void syncFastFibonacci() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     DeprecatedServiceStubSettings.Builder deprecatedServiceSettingsBuilder =
         DeprecatedServiceStubSettings.newBuilder();
     deprecatedServiceSettingsBuilder
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoClient.golden b/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoClient.golden
index 00e33df2b6..5e38c6d146 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoClient.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoClient.golden
@@ -33,8 +33,11 @@ import javax.annotation.Generated;
  * that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (EchoClient echoClient = EchoClient.create()) {
  *   EchoResponse response = echoClient.echo();
  * }
@@ -69,8 +72,11 @@ import javax.annotation.Generated;
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * EchoSettings echoSettings =
  *     EchoSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -81,8 +87,11 @@ import javax.annotation.Generated;
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * EchoSettings echoSettings = EchoSettings.newBuilder().setEndpoint(myEndpoint).build();
  * EchoClient echoClient = EchoClient.create(echoSettings);
  * }

@@ -91,8 +100,11 @@ import javax.annotation.Generated;
  * the wire:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * EchoSettings echoSettings =
  *     EchoSettings.newBuilder()
  *         .setTransportChannelProvider(
@@ -182,8 +194,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoResponse response = echoClient.echo();
    * }
@@ -202,8 +217,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   ResourceName parent = FoobarName.ofProjectFoobarName("[PROJECT]", "[FOOBAR]");
    *   EchoResponse response = echoClient.echo(parent);
@@ -224,8 +242,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   Status error = Status.newBuilder().build();
    *   EchoResponse response = echoClient.echo(error);
@@ -245,8 +266,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   FoobarName name = FoobarName.ofProjectFoobarName("[PROJECT]", "[FOOBAR]");
    *   EchoResponse response = echoClient.echo(name);
@@ -267,8 +291,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   String content = "content951530617";
    *   EchoResponse response = echoClient.echo(content);
@@ -288,8 +315,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   String name = FoobarName.ofProjectFoobarName("[PROJECT]", "[FOOBAR]").toString();
    *   EchoResponse response = echoClient.echo(name);
@@ -309,8 +339,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   String parent = FoobarName.ofProjectFoobarName("[PROJECT]", "[FOOBAR]").toString();
    *   EchoResponse response = echoClient.echo(parent);
@@ -330,8 +363,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   String content = "content951530617";
    *   Severity severity = Severity.forNumber(0);
@@ -354,8 +390,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoRequest request =
    *       EchoRequest.newBuilder()
@@ -380,8 +419,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoRequest request =
    *       EchoRequest.newBuilder()
@@ -405,8 +447,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   ExpandRequest request =
    *       ExpandRequest.newBuilder()
@@ -429,8 +474,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   PagedExpandRequest request =
    *       PagedExpandRequest.newBuilder()
@@ -456,8 +504,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   PagedExpandRequest request =
    *       PagedExpandRequest.newBuilder()
@@ -483,8 +534,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   PagedExpandRequest request =
    *       PagedExpandRequest.newBuilder()
@@ -516,8 +570,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   for (EchoResponse element : echoClient.simplePagedExpand().iterateAll()) {
    *     // doThingsWith(element);
@@ -538,8 +595,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   PagedExpandRequest request =
    *       PagedExpandRequest.newBuilder()
@@ -565,8 +625,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   PagedExpandRequest request =
    *       PagedExpandRequest.newBuilder()
@@ -593,8 +656,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   PagedExpandRequest request =
    *       PagedExpandRequest.newBuilder()
@@ -626,8 +692,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   Duration ttl = Duration.newBuilder().build();
    *   WaitResponse response = echoClient.waitAsync(ttl).get();
@@ -647,8 +716,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   Timestamp endTime = Timestamp.newBuilder().build();
    *   WaitResponse response = echoClient.waitAsync(endTime).get();
@@ -668,8 +740,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   WaitRequest request = WaitRequest.newBuilder().build();
    *   WaitResponse response = echoClient.waitAsync(request).get();
@@ -688,8 +763,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   WaitRequest request = WaitRequest.newBuilder().build();
    *   OperationFuture future =
@@ -708,8 +786,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   WaitRequest request = WaitRequest.newBuilder().build();
    *   ApiFuture future = echoClient.waitCallable().futureCall(request);
@@ -727,8 +808,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   BlockRequest request = BlockRequest.newBuilder().build();
    *   BlockResponse response = echoClient.block(request);
@@ -747,8 +831,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   BlockRequest request = BlockRequest.newBuilder().build();
    *   ApiFuture future = echoClient.blockCallable().futureCall(request);
@@ -766,8 +853,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoRequest request =
    *       EchoRequest.newBuilder()
@@ -792,8 +882,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoRequest request =
    *       EchoRequest.newBuilder()
@@ -817,8 +910,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoRequest request =
    *       EchoRequest.newBuilder()
@@ -843,8 +939,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoRequest request =
    *       EchoRequest.newBuilder()
@@ -868,8 +967,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   BidiStream bidiStream = echoClient.chatCallable().call();
    *   EchoRequest request =
@@ -895,8 +997,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoRequest request =
    *       EchoRequest.newBuilder()
@@ -921,8 +1026,11 @@ public class EchoClient implements BackgroundResource {
    * Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (EchoClient echoClient = EchoClient.create()) {
    *   EchoRequest request =
    *       EchoRequest.newBuilder()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoEmpty.golden b/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoEmpty.golden
index b010e5c9bd..0165872e80 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoEmpty.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoEmpty.golden
@@ -14,8 +14,11 @@ import javax.annotation.Generated;
  * that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (EchoEmpyClient echoEmpyClient = EchoEmpyClient.create()) {}
  * }

  *
@@ -48,8 +51,11 @@ import javax.annotation.Generated;
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * EchoEmpySettings echoEmpySettings =
  *     EchoEmpySettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -60,8 +66,11 @@ import javax.annotation.Generated;
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * EchoEmpySettings echoEmpySettings =
  *     EchoEmpySettings.newBuilder().setEndpoint(myEndpoint).build();
  * EchoEmpyClient echoEmpyClient = EchoEmpyClient.create(echoEmpySettings);
@@ -71,8 +80,11 @@ import javax.annotation.Generated;
  * the wire:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * EchoEmpySettings echoEmpySettings =
  *     EchoEmpySettings.newBuilder()
  *         .setTransportChannelProvider(
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoSettings.golden b/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoSettings.golden
index 4c175371d4..9c51589512 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoSettings.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoSettings.golden
@@ -43,8 +43,11 @@ import javax.annotation.Generated;
  * 
For example, to set the total timeout of echo to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * EchoSettings.Builder echoSettingsBuilder = EchoSettings.newBuilder();
  * echoSettingsBuilder
  *     .echoSettings()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoStubSettings.golden b/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoStubSettings.golden
index 5e787650ed..bc6b181db1 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoStubSettings.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/grpcrest/goldens/EchoStubSettings.golden
@@ -73,8 +73,11 @@ import org.threeten.bp.Duration;
  * 
For example, to set the total timeout of echo to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * EchoStubSettings.Builder echoSettingsBuilder = EchoStubSettings.newBuilder();
  * echoSettingsBuilder
  *     .echoSettings()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/rest/goldens/ComplianceSettings.golden b/src/test/java/com/google/api/generator/gapic/composer/rest/goldens/ComplianceSettings.golden
index 6660e07be5..afa6402beb 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/rest/goldens/ComplianceSettings.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/rest/goldens/ComplianceSettings.golden
@@ -34,8 +34,11 @@ import javax.annotation.Generated;
  * 
For example, to set the total timeout of repeatDataBody to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ComplianceSettings.Builder complianceSettingsBuilder = ComplianceSettings.newBuilder();
  * complianceSettingsBuilder
  *     .repeatDataBodySettings()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/rest/goldens/ComplianceStubSettings.golden b/src/test/java/com/google/api/generator/gapic/composer/rest/goldens/ComplianceStubSettings.golden
index 1709498e09..f124efd10d 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/rest/goldens/ComplianceStubSettings.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/rest/goldens/ComplianceStubSettings.golden
@@ -43,8 +43,11 @@ import javax.annotation.Generated;
  * 
For example, to set the total timeout of repeatDataBody to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ComplianceStubSettings.Builder complianceSettingsBuilder = ComplianceStubSettings.newBuilder();
  * complianceSettingsBuilder
  *     .repeatDataBodySettings()
diff --git a/src/test/java/com/google/api/generator/gapic/composer/samplecode/SampleCodeWriterTest.java b/src/test/java/com/google/api/generator/gapic/composer/samplecode/SampleCodeWriterTest.java
index 21012be3c5..679b7684a8 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/samplecode/SampleCodeWriterTest.java
+++ b/src/test/java/com/google/api/generator/gapic/composer/samplecode/SampleCodeWriterTest.java
@@ -107,8 +107,11 @@ public void writeInlineSample() {
     String result = SampleCodeWriter.writeInlineSample(testingSampleStatements);
     String expected =
         LineFormatter.lines(
-            "// This snippet has been automatically generated for illustrative purposes only.\n",
-            "// It may require modifications to work in your environment.\n",
+            "// This snippet has been automatically generated and should be regarded as a code template only.\n",
+            "// It will require modifications to work:\n",
+            "// - It may require correct/in-range values for request initialization.\n",
+            "// - It may require specifying regional endpoints when creating the service client as shown in\n",
+            "// https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library\n",
             "ClientSettings clientSettings = ClientSettings.newBuilder().build();\n",
             "try (boolean aBool = false) {\n",
             "  int x = 3;\n",
@@ -139,8 +142,11 @@ public void writeExecutableSample() {
             "  }\n",
             "\n",
             "  public static void syncWriteExecutableSample() throws Exception {\n",
-            "    // This snippet has been automatically generated for illustrative purposes only.\n",
-            "    // It may require modifications to work in your environment.\n",
+            "    // This snippet has been automatically generated and should be regarded as a code template only.\n",
+            "    // It will require modifications to work:\n",
+            "    // - It may require correct/in-range values for request initialization.\n",
+            "    // - It may require specifying regional endpoints when creating the service client as shown in\n",
+            "    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library\n",
             "    ClientSettings clientSettings = ClientSettings.newBuilder().build();\n",
             "    try (boolean aBool = false) {\n",
             "      int x = 3;\n",
diff --git a/src/test/java/com/google/api/generator/gapic/composer/samplecode/SampleComposerTest.java b/src/test/java/com/google/api/generator/gapic/composer/samplecode/SampleComposerTest.java
index d5e895e115..99aea60849 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/samplecode/SampleComposerTest.java
+++ b/src/test/java/com/google/api/generator/gapic/composer/samplecode/SampleComposerTest.java
@@ -49,8 +49,11 @@ public void createInlineSample() {
     String sampleResult = writeSample(SampleComposer.composeInlineSample(sampleBody));
     String expected =
         LineFormatter.lines(
-            "// This snippet has been automatically generated for illustrative purposes only.\n",
-            "// It may require modifications to work in your environment.\n",
+            "// This snippet has been automatically generated and should be regarded as a code template only.\n",
+            "// It will require modifications to work:\n",
+            "// - It may require correct/in-range values for request initialization.\n",
+            "// - It may require specifying regional endpoints when creating the service client as shown in\n",
+            "// https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library\n",
             "System.out.println(\"testing\");");
 
     assertEquals(expected, sampleResult);
@@ -80,8 +83,11 @@ public void createExecutableSampleEmptyStatementSample() {
             "  }\n",
             "\n",
             "  public static void syncCreateExecutableSampleEmptyStatementSample() throws Exception {\n",
-            "    // This snippet has been automatically generated for illustrative purposes only.\n",
-            "    // It may require modifications to work in your environment.\n",
+            "    // This snippet has been automatically generated and should be regarded as a code template only.\n",
+            "    // It will require modifications to work:\n",
+            "    // - It may require correct/in-range values for request initialization.\n",
+            "    // - It may require specifying regional endpoints when creating the service client as shown in\n",
+            "    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library\n",
             "  }\n",
             "}\n",
             "// [END apiname_generated_echo_createexecutablesample_emptystatementsample_sync]\n");
@@ -116,8 +122,11 @@ public void createExecutableSampleMethodArgsNoVar() {
             "  }\n",
             "\n",
             "  public static void syncCreateExecutableSampleMethodArgsNoVar() throws Exception {\n",
-            "    // This snippet has been automatically generated for illustrative purposes only.\n",
-            "    // It may require modifications to work in your environment.\n",
+            "    // This snippet has been automatically generated and should be regarded as a code template only.\n",
+            "    // It will require modifications to work:\n",
+            "    // - It may require correct/in-range values for request initialization.\n",
+            "    // - It may require specifying regional endpoints when creating the service client as shown in\n",
+            "    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library\n",
             "    System.out.println(\"Testing CreateExecutableSampleMethodArgsNoVar\");\n",
             "  }\n",
             "}\n",
@@ -162,8 +171,11 @@ public void createExecutableSampleMethod() {
             "  }\n",
             "\n",
             "  public static void syncCreateExecutableSample(String content) throws Exception {\n",
-            "    // This snippet has been automatically generated for illustrative purposes only.\n",
-            "    // It may require modifications to work in your environment.\n",
+            "    // This snippet has been automatically generated and should be regarded as a code template only.\n",
+            "    // It will require modifications to work:\n",
+            "    // - It may require correct/in-range values for request initialization.\n",
+            "    // - It may require specifying regional endpoints when creating the service client as shown in\n",
+            "    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library\n",
             "    System.out.println(content);\n",
             "  }\n",
             "}\n",
@@ -248,8 +260,11 @@ public void createExecutableSampleMethodMultipleStatements() {
             "\n",
             "  public static void syncCreateExecutableSampleMethodMultipleStatements(\n",
             "      String content, int num, Object thing) throws Exception {\n",
-            "    // This snippet has been automatically generated for illustrative purposes only.\n",
-            "    // It may require modifications to work in your environment.\n",
+            "    // This snippet has been automatically generated and should be regarded as a code template only.\n",
+            "    // It will require modifications to work:\n",
+            "    // - It may require correct/in-range values for request initialization.\n",
+            "    // - It may require specifying regional endpoints when creating the service client as shown in\n",
+            "    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library\n",
             "    System.out.println(content);\n",
             "    System.out.println(num);\n",
             "    System.out.println(thing.response());\n",
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicy/AsyncAnalyzeIamPolicy.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicy/AsyncAnalyzeIamPolicy.java
index 7fb350edfb..61b2792c71 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicy/AsyncAnalyzeIamPolicy.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicy/AsyncAnalyzeIamPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncAnalyzeIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       AnalyzeIamPolicyRequest request =
           AnalyzeIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicy/SyncAnalyzeIamPolicy.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicy/SyncAnalyzeIamPolicy.java
index a157a49163..bdb37c4140 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicy/SyncAnalyzeIamPolicy.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicy/SyncAnalyzeIamPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAnalyzeIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       AnalyzeIamPolicyRequest request =
           AnalyzeIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicylongrunning/AsyncAnalyzeIamPolicyLongrunning.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicylongrunning/AsyncAnalyzeIamPolicyLongrunning.java
index d3b7143ebc..089103aabe 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicylongrunning/AsyncAnalyzeIamPolicyLongrunning.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicylongrunning/AsyncAnalyzeIamPolicyLongrunning.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncAnalyzeIamPolicyLongrunning() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       AnalyzeIamPolicyLongrunningRequest request =
           AnalyzeIamPolicyLongrunningRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicylongrunning/AsyncAnalyzeIamPolicyLongrunningLRO.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicylongrunning/AsyncAnalyzeIamPolicyLongrunningLRO.java
index fc6d179624..c2848431bf 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicylongrunning/AsyncAnalyzeIamPolicyLongrunningLRO.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicylongrunning/AsyncAnalyzeIamPolicyLongrunningLRO.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncAnalyzeIamPolicyLongrunningLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       AnalyzeIamPolicyLongrunningRequest request =
           AnalyzeIamPolicyLongrunningRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicylongrunning/SyncAnalyzeIamPolicyLongrunning.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicylongrunning/SyncAnalyzeIamPolicyLongrunning.java
index 7b0aa38840..d180965d79 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicylongrunning/SyncAnalyzeIamPolicyLongrunning.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzeiampolicylongrunning/SyncAnalyzeIamPolicyLongrunning.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAnalyzeIamPolicyLongrunning() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       AnalyzeIamPolicyLongrunningRequest request =
           AnalyzeIamPolicyLongrunningRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzemove/AsyncAnalyzeMove.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzemove/AsyncAnalyzeMove.java
index 5ff6e4af46..0bccc2c63b 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzemove/AsyncAnalyzeMove.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzemove/AsyncAnalyzeMove.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncAnalyzeMove() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       AnalyzeMoveRequest request =
           AnalyzeMoveRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzemove/SyncAnalyzeMove.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzemove/SyncAnalyzeMove.java
index ee4c6de6a3..dd975540ee 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzemove/SyncAnalyzeMove.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/analyzemove/SyncAnalyzeMove.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAnalyzeMove() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       AnalyzeMoveRequest request =
           AnalyzeMoveRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/batchgetassetshistory/AsyncBatchGetAssetsHistory.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/batchgetassetshistory/AsyncBatchGetAssetsHistory.java
index 9ce64bda8f..8748ef9d6d 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/batchgetassetshistory/AsyncBatchGetAssetsHistory.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/batchgetassetshistory/AsyncBatchGetAssetsHistory.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncBatchGetAssetsHistory() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       BatchGetAssetsHistoryRequest request =
           BatchGetAssetsHistoryRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/batchgetassetshistory/SyncBatchGetAssetsHistory.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/batchgetassetshistory/SyncBatchGetAssetsHistory.java
index 1f2546c781..cfb9e75eaa 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/batchgetassetshistory/SyncBatchGetAssetsHistory.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/batchgetassetshistory/SyncBatchGetAssetsHistory.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncBatchGetAssetsHistory() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       BatchGetAssetsHistoryRequest request =
           BatchGetAssetsHistoryRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/create/SyncCreateSetCredentialsProvider.java
index 70b2503fb4..913a1c1c0d 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     AssetServiceSettings assetServiceSettings =
         AssetServiceSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/create/SyncCreateSetEndpoint.java
index 73e93fda06..fa2c2a4b4e 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     AssetServiceSettings assetServiceSettings =
         AssetServiceSettings.newBuilder().setEndpoint(myEndpoint).build();
     AssetServiceClient assetServiceClient = AssetServiceClient.create(assetServiceSettings);
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/createfeed/AsyncCreateFeed.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/createfeed/AsyncCreateFeed.java
index d9c447036d..060c56a764 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/createfeed/AsyncCreateFeed.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/createfeed/AsyncCreateFeed.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateFeed() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       CreateFeedRequest request =
           CreateFeedRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/createfeed/SyncCreateFeed.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/createfeed/SyncCreateFeed.java
index 1325bacda8..fea0a079f6 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/createfeed/SyncCreateFeed.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/createfeed/SyncCreateFeed.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateFeed() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       CreateFeedRequest request =
           CreateFeedRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/createfeed/SyncCreateFeedString.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/createfeed/SyncCreateFeedString.java
index e02c8fa458..66eddd4c27 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/createfeed/SyncCreateFeedString.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/createfeed/SyncCreateFeedString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateFeedString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       String parent = "parent-995424086";
       Feed response = assetServiceClient.createFeed(parent);
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/AsyncDeleteFeed.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/AsyncDeleteFeed.java
index e279683025..cc5bdb96e8 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/AsyncDeleteFeed.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/AsyncDeleteFeed.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteFeed() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       DeleteFeedRequest request =
           DeleteFeedRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/SyncDeleteFeed.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/SyncDeleteFeed.java
index a9ec6bfe46..1786f511b9 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/SyncDeleteFeed.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/SyncDeleteFeed.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteFeed() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       DeleteFeedRequest request =
           DeleteFeedRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/SyncDeleteFeedFeedname.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/SyncDeleteFeedFeedname.java
index 11d453448e..b16984b667 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/SyncDeleteFeedFeedname.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/SyncDeleteFeedFeedname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteFeedFeedname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       FeedName name = FeedName.ofProjectFeedName("[PROJECT]", "[FEED]");
       assetServiceClient.deleteFeed(name);
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/SyncDeleteFeedString.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/SyncDeleteFeedString.java
index 2477cd5548..0ec0024d65 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/SyncDeleteFeedString.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/deletefeed/SyncDeleteFeedString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteFeedString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       String name = FeedName.ofProjectFeedName("[PROJECT]", "[FEED]").toString();
       assetServiceClient.deleteFeed(name);
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/exportassets/AsyncExportAssets.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/exportassets/AsyncExportAssets.java
index 5db1eb8fe5..052bfdc1c8 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/exportassets/AsyncExportAssets.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/exportassets/AsyncExportAssets.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncExportAssets() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       ExportAssetsRequest request =
           ExportAssetsRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/exportassets/AsyncExportAssetsLRO.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/exportassets/AsyncExportAssetsLRO.java
index bb0e40bb9a..c136521b17 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/exportassets/AsyncExportAssetsLRO.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/exportassets/AsyncExportAssetsLRO.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncExportAssetsLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       ExportAssetsRequest request =
           ExportAssetsRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/exportassets/SyncExportAssets.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/exportassets/SyncExportAssets.java
index 2f5a8d6228..599bfc76de 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/exportassets/SyncExportAssets.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/exportassets/SyncExportAssets.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncExportAssets() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       ExportAssetsRequest request =
           ExportAssetsRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/AsyncGetFeed.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/AsyncGetFeed.java
index d4599664a9..40de97de9e 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/AsyncGetFeed.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/AsyncGetFeed.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetFeed() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       GetFeedRequest request =
           GetFeedRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/SyncGetFeed.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/SyncGetFeed.java
index 528af4aecb..0490c1c1ea 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/SyncGetFeed.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/SyncGetFeed.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetFeed() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       GetFeedRequest request =
           GetFeedRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/SyncGetFeedFeedname.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/SyncGetFeedFeedname.java
index 1a690bf442..f697ff3f5b 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/SyncGetFeedFeedname.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/SyncGetFeedFeedname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetFeedFeedname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       FeedName name = FeedName.ofProjectFeedName("[PROJECT]", "[FEED]");
       Feed response = assetServiceClient.getFeed(name);
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/SyncGetFeedString.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/SyncGetFeedString.java
index 5a9974201f..9e750f6c08 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/SyncGetFeedString.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/getfeed/SyncGetFeedString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetFeedString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       String name = FeedName.ofProjectFeedName("[PROJECT]", "[FEED]").toString();
       Feed response = assetServiceClient.getFeed(name);
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/AsyncListAssets.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/AsyncListAssets.java
index 8ffa2f0d29..785a9297d5 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/AsyncListAssets.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/AsyncListAssets.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListAssets() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       ListAssetsRequest request =
           ListAssetsRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/AsyncListAssetsPaged.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/AsyncListAssetsPaged.java
index 5f4fef0b04..4c1b35e2b0 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/AsyncListAssetsPaged.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/AsyncListAssetsPaged.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListAssetsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       ListAssetsRequest request =
           ListAssetsRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/SyncListAssets.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/SyncListAssets.java
index ae28e2b1d7..0d05589a3b 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/SyncListAssets.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/SyncListAssets.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListAssets() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       ListAssetsRequest request =
           ListAssetsRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/SyncListAssetsResourcename.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/SyncListAssetsResourcename.java
index 4f7f81821d..7943dc999d 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/SyncListAssetsResourcename.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/SyncListAssetsResourcename.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListAssetsResourcename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       ResourceName parent =
           new ResourceName() {
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/SyncListAssetsString.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/SyncListAssetsString.java
index b8ef3a25f7..ddc3aa7ea5 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/SyncListAssetsString.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listassets/SyncListAssetsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListAssetsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       String parent = FeedName.ofProjectFeedName("[PROJECT]", "[FEED]").toString();
       for (Asset element : assetServiceClient.listAssets(parent).iterateAll()) {
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listfeeds/AsyncListFeeds.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listfeeds/AsyncListFeeds.java
index 572fd6c164..3e47fc647d 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listfeeds/AsyncListFeeds.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listfeeds/AsyncListFeeds.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListFeeds() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       ListFeedsRequest request =
           ListFeedsRequest.newBuilder().setParent("parent-995424086").build();
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listfeeds/SyncListFeeds.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listfeeds/SyncListFeeds.java
index a53be62fe1..8bff72705d 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listfeeds/SyncListFeeds.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listfeeds/SyncListFeeds.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListFeeds() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       ListFeedsRequest request =
           ListFeedsRequest.newBuilder().setParent("parent-995424086").build();
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listfeeds/SyncListFeedsString.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listfeeds/SyncListFeedsString.java
index a5f1a7afd0..3d6a842eeb 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listfeeds/SyncListFeedsString.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/listfeeds/SyncListFeedsString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListFeedsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       String parent = "parent-995424086";
       ListFeedsResponse response = assetServiceClient.listFeeds(parent);
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/AsyncSearchAllIamPolicies.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/AsyncSearchAllIamPolicies.java
index d45ededa0f..7e7a38c530 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/AsyncSearchAllIamPolicies.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/AsyncSearchAllIamPolicies.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSearchAllIamPolicies() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       SearchAllIamPoliciesRequest request =
           SearchAllIamPoliciesRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/AsyncSearchAllIamPoliciesPaged.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/AsyncSearchAllIamPoliciesPaged.java
index eee7d0b8ed..4de6b3f53a 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/AsyncSearchAllIamPoliciesPaged.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/AsyncSearchAllIamPoliciesPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSearchAllIamPoliciesPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       SearchAllIamPoliciesRequest request =
           SearchAllIamPoliciesRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/SyncSearchAllIamPolicies.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/SyncSearchAllIamPolicies.java
index e2435d6d3a..50ee2ef294 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/SyncSearchAllIamPolicies.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/SyncSearchAllIamPolicies.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSearchAllIamPolicies() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       SearchAllIamPoliciesRequest request =
           SearchAllIamPoliciesRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/SyncSearchAllIamPoliciesStringString.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/SyncSearchAllIamPoliciesStringString.java
index 0cccfb6e15..2704f9be42 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/SyncSearchAllIamPoliciesStringString.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchalliampolicies/SyncSearchAllIamPoliciesStringString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSearchAllIamPoliciesStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       String scope = "scope109264468";
       String query = "query107944136";
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/AsyncSearchAllResources.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/AsyncSearchAllResources.java
index 9f0cec76cd..5d8a22c234 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/AsyncSearchAllResources.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/AsyncSearchAllResources.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSearchAllResources() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       SearchAllResourcesRequest request =
           SearchAllResourcesRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/AsyncSearchAllResourcesPaged.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/AsyncSearchAllResourcesPaged.java
index ad668a9dad..c025ac210b 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/AsyncSearchAllResourcesPaged.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/AsyncSearchAllResourcesPaged.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSearchAllResourcesPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       SearchAllResourcesRequest request =
           SearchAllResourcesRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/SyncSearchAllResources.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/SyncSearchAllResources.java
index cff5d56c66..5aeb9954d7 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/SyncSearchAllResources.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/SyncSearchAllResources.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSearchAllResources() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       SearchAllResourcesRequest request =
           SearchAllResourcesRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/SyncSearchAllResourcesStringStringListstring.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/SyncSearchAllResourcesStringStringListstring.java
index aa23171f38..7e87019e5d 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/SyncSearchAllResourcesStringStringListstring.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/searchallresources/SyncSearchAllResourcesStringStringListstring.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSearchAllResourcesStringStringListstring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       String scope = "scope109264468";
       String query = "query107944136";
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/updatefeed/AsyncUpdateFeed.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/updatefeed/AsyncUpdateFeed.java
index b114d7831b..4239ca9a66 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/updatefeed/AsyncUpdateFeed.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/updatefeed/AsyncUpdateFeed.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateFeed() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       UpdateFeedRequest request =
           UpdateFeedRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/updatefeed/SyncUpdateFeed.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/updatefeed/SyncUpdateFeed.java
index 76211f58e9..691eb8a262 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/updatefeed/SyncUpdateFeed.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/updatefeed/SyncUpdateFeed.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateFeed() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       UpdateFeedRequest request =
           UpdateFeedRequest.newBuilder()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/updatefeed/SyncUpdateFeedFeed.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/updatefeed/SyncUpdateFeedFeed.java
index a3b8464116..dd9bbaba40 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/updatefeed/SyncUpdateFeedFeed.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetserviceclient/updatefeed/SyncUpdateFeedFeed.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateFeedFeed() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
       Feed feed = Feed.newBuilder().build();
       Feed response = assetServiceClient.updateFeed(feed);
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetservicesettings/batchgetassetshistory/SyncBatchGetAssetsHistory.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetservicesettings/batchgetassetshistory/SyncBatchGetAssetsHistory.java
index b405d726e7..d7822c14a4 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetservicesettings/batchgetassetshistory/SyncBatchGetAssetsHistory.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/assetservicesettings/batchgetassetshistory/SyncBatchGetAssetsHistory.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncBatchGetAssetsHistory() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     AssetServiceSettings.Builder assetServiceSettingsBuilder = AssetServiceSettings.newBuilder();
     assetServiceSettingsBuilder
         .batchGetAssetsHistorySettings()
diff --git a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/stub/assetservicestubsettings/batchgetassetshistory/SyncBatchGetAssetsHistory.java b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/stub/assetservicestubsettings/batchgetassetshistory/SyncBatchGetAssetsHistory.java
index f6e4d0f476..2458f13c31 100644
--- a/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/stub/assetservicestubsettings/batchgetassetshistory/SyncBatchGetAssetsHistory.java
+++ b/test/integration/goldens/asset/samples/snippets/generated/main/java/com/google/cloud/asset/v1/stub/assetservicestubsettings/batchgetassetshistory/SyncBatchGetAssetsHistory.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncBatchGetAssetsHistory() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     AssetServiceStubSettings.Builder assetServiceSettingsBuilder =
         AssetServiceStubSettings.newBuilder();
     assetServiceSettingsBuilder
diff --git a/test/integration/goldens/asset/src/com/google/cloud/asset/v1/AssetServiceClient.java b/test/integration/goldens/asset/src/com/google/cloud/asset/v1/AssetServiceClient.java
index b62cab9a91..ec0e81a812 100644
--- a/test/integration/goldens/asset/src/com/google/cloud/asset/v1/AssetServiceClient.java
+++ b/test/integration/goldens/asset/src/com/google/cloud/asset/v1/AssetServiceClient.java
@@ -46,8 +46,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
  *   BatchGetAssetsHistoryRequest request =
  *       BatchGetAssetsHistoryRequest.newBuilder()
@@ -90,8 +93,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * AssetServiceSettings assetServiceSettings =
  *     AssetServiceSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -102,8 +108,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * AssetServiceSettings assetServiceSettings =
  *     AssetServiceSettings.newBuilder().setEndpoint(myEndpoint).build();
  * AssetServiceClient assetServiceClient = AssetServiceClient.create(assetServiceSettings);
@@ -185,8 +194,11 @@ public final OperationsClient getOperationsClient() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   ExportAssetsRequest request =
    *       ExportAssetsRequest.newBuilder()
@@ -223,8 +235,11 @@ public final OperationFuture exportAs
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   ExportAssetsRequest request =
    *       ExportAssetsRequest.newBuilder()
@@ -261,8 +276,11 @@ public final OperationFuture exportAs
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   ExportAssetsRequest request =
    *       ExportAssetsRequest.newBuilder()
@@ -290,8 +308,11 @@ public final UnaryCallable exportAssetsCallable(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   ResourceName parent =
    *       new ResourceName() {
@@ -337,8 +358,11 @@ public final ListAssetsPagedResponse listAssets(ResourceName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   String parent = FeedName.ofProjectFeedName("[PROJECT]", "[FEED]").toString();
    *   for (Asset element : assetServiceClient.listAssets(parent).iterateAll()) {
@@ -365,8 +389,11 @@ public final ListAssetsPagedResponse listAssets(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   ListAssetsRequest request =
    *       ListAssetsRequest.newBuilder()
@@ -398,8 +425,11 @@ public final ListAssetsPagedResponse listAssets(ListAssetsRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   ListAssetsRequest request =
    *       ListAssetsRequest.newBuilder()
@@ -430,8 +460,11 @@ public final UnaryCallable listAsset
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   ListAssetsRequest request =
    *       ListAssetsRequest.newBuilder()
@@ -473,8 +506,11 @@ public final UnaryCallable listAssetsCall
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   BatchGetAssetsHistoryRequest request =
    *       BatchGetAssetsHistoryRequest.newBuilder()
@@ -507,8 +543,11 @@ public final BatchGetAssetsHistoryResponse batchGetAssetsHistory(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   BatchGetAssetsHistoryRequest request =
    *       BatchGetAssetsHistoryRequest.newBuilder()
@@ -537,8 +576,11 @@ public final BatchGetAssetsHistoryResponse batchGetAssetsHistory(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   String parent = "parent-995424086";
    *   Feed response = assetServiceClient.createFeed(parent);
@@ -563,8 +605,11 @@ public final Feed createFeed(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   CreateFeedRequest request =
    *       CreateFeedRequest.newBuilder()
@@ -590,8 +635,11 @@ public final Feed createFeed(CreateFeedRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   CreateFeedRequest request =
    *       CreateFeedRequest.newBuilder()
@@ -616,8 +664,11 @@ public final UnaryCallable createFeedCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   FeedName name = FeedName.ofProjectFeedName("[PROJECT]", "[FEED]");
    *   Feed response = assetServiceClient.getFeed(name);
@@ -642,8 +693,11 @@ public final Feed getFeed(FeedName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   String name = FeedName.ofProjectFeedName("[PROJECT]", "[FEED]").toString();
    *   Feed response = assetServiceClient.getFeed(name);
@@ -667,8 +721,11 @@ public final Feed getFeed(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   GetFeedRequest request =
    *       GetFeedRequest.newBuilder()
@@ -692,8 +749,11 @@ public final Feed getFeed(GetFeedRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   GetFeedRequest request =
    *       GetFeedRequest.newBuilder()
@@ -716,8 +776,11 @@ public final UnaryCallable getFeedCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   String parent = "parent-995424086";
    *   ListFeedsResponse response = assetServiceClient.listFeeds(parent);
@@ -741,8 +804,11 @@ public final ListFeedsResponse listFeeds(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   ListFeedsRequest request =
    *       ListFeedsRequest.newBuilder().setParent("parent-995424086").build();
@@ -764,8 +830,11 @@ public final ListFeedsResponse listFeeds(ListFeedsRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   ListFeedsRequest request =
    *       ListFeedsRequest.newBuilder().setParent("parent-995424086").build();
@@ -787,8 +856,11 @@ public final UnaryCallable listFeedsCallabl
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   Feed feed = Feed.newBuilder().build();
    *   Feed response = assetServiceClient.updateFeed(feed);
@@ -812,8 +884,11 @@ public final Feed updateFeed(Feed feed) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   UpdateFeedRequest request =
    *       UpdateFeedRequest.newBuilder()
@@ -838,8 +913,11 @@ public final Feed updateFeed(UpdateFeedRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   UpdateFeedRequest request =
    *       UpdateFeedRequest.newBuilder()
@@ -863,8 +941,11 @@ public final UnaryCallable updateFeedCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   FeedName name = FeedName.ofProjectFeedName("[PROJECT]", "[FEED]");
    *   assetServiceClient.deleteFeed(name);
@@ -889,8 +970,11 @@ public final void deleteFeed(FeedName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   String name = FeedName.ofProjectFeedName("[PROJECT]", "[FEED]").toString();
    *   assetServiceClient.deleteFeed(name);
@@ -914,8 +998,11 @@ public final void deleteFeed(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   DeleteFeedRequest request =
    *       DeleteFeedRequest.newBuilder()
@@ -939,8 +1026,11 @@ public final void deleteFeed(DeleteFeedRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   DeleteFeedRequest request =
    *       DeleteFeedRequest.newBuilder()
@@ -965,8 +1055,11 @@ public final UnaryCallable deleteFeedCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   String scope = "scope109264468";
    *   String query = "query107944136";
@@ -1061,8 +1154,11 @@ public final SearchAllResourcesPagedResponse searchAllResources(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   SearchAllResourcesRequest request =
    *       SearchAllResourcesRequest.newBuilder()
@@ -1098,8 +1194,11 @@ public final SearchAllResourcesPagedResponse searchAllResources(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   SearchAllResourcesRequest request =
    *       SearchAllResourcesRequest.newBuilder()
@@ -1134,8 +1233,11 @@ public final SearchAllResourcesPagedResponse searchAllResources(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   SearchAllResourcesRequest request =
    *       SearchAllResourcesRequest.newBuilder()
@@ -1177,8 +1279,11 @@ public final SearchAllResourcesPagedResponse searchAllResources(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   String scope = "scope109264468";
    *   String query = "query107944136";
@@ -1255,8 +1360,11 @@ public final SearchAllIamPoliciesPagedResponse searchAllIamPolicies(String scope
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   SearchAllIamPoliciesRequest request =
    *       SearchAllIamPoliciesRequest.newBuilder()
@@ -1291,8 +1399,11 @@ public final SearchAllIamPoliciesPagedResponse searchAllIamPolicies(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   SearchAllIamPoliciesRequest request =
    *       SearchAllIamPoliciesRequest.newBuilder()
@@ -1326,8 +1437,11 @@ public final SearchAllIamPoliciesPagedResponse searchAllIamPolicies(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   SearchAllIamPoliciesRequest request =
    *       SearchAllIamPoliciesRequest.newBuilder()
@@ -1366,8 +1480,11 @@ public final SearchAllIamPoliciesPagedResponse searchAllIamPolicies(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   AnalyzeIamPolicyRequest request =
    *       AnalyzeIamPolicyRequest.newBuilder()
@@ -1392,8 +1509,11 @@ public final AnalyzeIamPolicyResponse analyzeIamPolicy(AnalyzeIamPolicyRequest r
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   AnalyzeIamPolicyRequest request =
    *       AnalyzeIamPolicyRequest.newBuilder()
@@ -1426,8 +1546,11 @@ public final AnalyzeIamPolicyResponse analyzeIamPolicy(AnalyzeIamPolicyRequest r
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   AnalyzeIamPolicyLongrunningRequest request =
    *       AnalyzeIamPolicyLongrunningRequest.newBuilder()
@@ -1462,8 +1585,11 @@ public final AnalyzeIamPolicyResponse analyzeIamPolicy(AnalyzeIamPolicyRequest r
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   AnalyzeIamPolicyLongrunningRequest request =
    *       AnalyzeIamPolicyLongrunningRequest.newBuilder()
@@ -1500,8 +1626,11 @@ public final AnalyzeIamPolicyResponse analyzeIamPolicy(AnalyzeIamPolicyRequest r
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   AnalyzeIamPolicyLongrunningRequest request =
    *       AnalyzeIamPolicyLongrunningRequest.newBuilder()
@@ -1530,8 +1659,11 @@ public final AnalyzeIamPolicyResponse analyzeIamPolicy(AnalyzeIamPolicyRequest r
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   AnalyzeMoveRequest request =
    *       AnalyzeMoveRequest.newBuilder()
@@ -1559,8 +1691,11 @@ public final AnalyzeMoveResponse analyzeMove(AnalyzeMoveRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
    *   AnalyzeMoveRequest request =
    *       AnalyzeMoveRequest.newBuilder()
diff --git a/test/integration/goldens/asset/src/com/google/cloud/asset/v1/AssetServiceSettings.java b/test/integration/goldens/asset/src/com/google/cloud/asset/v1/AssetServiceSettings.java
index 24fe05b9e5..3fb0d9dd35 100644
--- a/test/integration/goldens/asset/src/com/google/cloud/asset/v1/AssetServiceSettings.java
+++ b/test/integration/goldens/asset/src/com/google/cloud/asset/v1/AssetServiceSettings.java
@@ -58,8 +58,11 @@
  * 
For example, to set the total timeout of batchGetAssetsHistory to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * AssetServiceSettings.Builder assetServiceSettingsBuilder = AssetServiceSettings.newBuilder();
  * assetServiceSettingsBuilder
  *     .batchGetAssetsHistorySettings()
diff --git a/test/integration/goldens/asset/src/com/google/cloud/asset/v1/package-info.java b/test/integration/goldens/asset/src/com/google/cloud/asset/v1/package-info.java
index 0eb5fe6c9d..7ac072c156 100644
--- a/test/integration/goldens/asset/src/com/google/cloud/asset/v1/package-info.java
+++ b/test/integration/goldens/asset/src/com/google/cloud/asset/v1/package-info.java
@@ -24,8 +24,11 @@
  * 
Sample for AssetServiceClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
  *   BatchGetAssetsHistoryRequest request =
  *       BatchGetAssetsHistoryRequest.newBuilder()
diff --git a/test/integration/goldens/asset/src/com/google/cloud/asset/v1/stub/AssetServiceStubSettings.java b/test/integration/goldens/asset/src/com/google/cloud/asset/v1/stub/AssetServiceStubSettings.java
index a2c2b821cd..8c27a3bafa 100644
--- a/test/integration/goldens/asset/src/com/google/cloud/asset/v1/stub/AssetServiceStubSettings.java
+++ b/test/integration/goldens/asset/src/com/google/cloud/asset/v1/stub/AssetServiceStubSettings.java
@@ -102,8 +102,11 @@
  * 
For example, to set the total timeout of batchGetAssetsHistory to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * AssetServiceStubSettings.Builder assetServiceSettingsBuilder =
  *     AssetServiceStubSettings.newBuilder();
  * assetServiceSettingsBuilder
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/AsyncCheckAndMutateRow.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/AsyncCheckAndMutateRow.java
index bd73f4cd89..c239cb97cc 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/AsyncCheckAndMutateRow.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/AsyncCheckAndMutateRow.java
@@ -34,8 +34,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCheckAndMutateRow() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       CheckAndMutateRowRequest request =
           CheckAndMutateRowRequest.newBuilder()
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRow.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRow.java
index 0033ec5489..f091b9029c 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRow.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRow.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCheckAndMutateRow() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       CheckAndMutateRowRequest request =
           CheckAndMutateRowRequest.newBuilder()
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowStringBytestringRowfilterListmutationListmutation.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowStringBytestringRowfilterListmutationListmutation.java
index 3a2de693b6..7c13ec3e96 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowStringBytestringRowfilterListmutationListmutation.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowStringBytestringRowfilterListmutationListmutation.java
@@ -34,8 +34,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncCheckAndMutateRowStringBytestringRowfilterListmutationListmutation()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       String tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString();
       ByteString rowKey = ByteString.EMPTY;
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowStringBytestringRowfilterListmutationListmutationString.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowStringBytestringRowfilterListmutationListmutationString.java
index c1990c3ce7..546c08d12b 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowStringBytestringRowfilterListmutationListmutationString.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowStringBytestringRowfilterListmutationListmutationString.java
@@ -34,8 +34,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncCheckAndMutateRowStringBytestringRowfilterListmutationListmutationString()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       String tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString();
       ByteString rowKey = ByteString.EMPTY;
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutation.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutation.java
index bc744a3d4a..855a486e1c 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutation.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutation.java
@@ -34,8 +34,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutation()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
       ByteString rowKey = ByteString.EMPTY;
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutationString.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutationString.java
index b2566676db..10427749d1 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutationString.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/checkandmutaterow/SyncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutationString.java
@@ -35,8 +35,11 @@ public static void main(String[] args) throws Exception {
   public static void
       syncCheckAndMutateRowTablenameBytestringRowfilterListmutationListmutationString()
           throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
       ByteString rowKey = ByteString.EMPTY;
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/create/SyncCreateSetCredentialsProvider.java
index c33d76d8c9..98cefb28e7 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     BaseBigtableDataSettings baseBigtableDataSettings =
         BaseBigtableDataSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/create/SyncCreateSetEndpoint.java
index 63377caba5..508e397d2a 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     BaseBigtableDataSettings baseBigtableDataSettings =
         BaseBigtableDataSettings.newBuilder().setEndpoint(myEndpoint).build();
     BaseBigtableDataClient baseBigtableDataClient =
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/AsyncMutateRow.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/AsyncMutateRow.java
index 3b28ceabdc..c0cbcf3237 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/AsyncMutateRow.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/AsyncMutateRow.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncMutateRow() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       MutateRowRequest request =
           MutateRowRequest.newBuilder()
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRow.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRow.java
index 2fd3a4aa7a..afe159a613 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRow.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRow.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMutateRow() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       MutateRowRequest request =
           MutateRowRequest.newBuilder()
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowStringBytestringListmutation.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowStringBytestringListmutation.java
index 3c620270ef..11d1351a6e 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowStringBytestringListmutation.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowStringBytestringListmutation.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMutateRowStringBytestringListmutation() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       String tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString();
       ByteString rowKey = ByteString.EMPTY;
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowStringBytestringListmutationString.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowStringBytestringListmutationString.java
index 2af6ce2f6a..5aec68b28f 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowStringBytestringListmutationString.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowStringBytestringListmutationString.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMutateRowStringBytestringListmutationString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       String tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString();
       ByteString rowKey = ByteString.EMPTY;
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowTablenameBytestringListmutation.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowTablenameBytestringListmutation.java
index 3aa593d98e..98649dea1b 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowTablenameBytestringListmutation.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowTablenameBytestringListmutation.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMutateRowTablenameBytestringListmutation() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
       ByteString rowKey = ByteString.EMPTY;
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowTablenameBytestringListmutationString.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowTablenameBytestringListmutationString.java
index e3e2cce304..2aadd5ed5e 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowTablenameBytestringListmutationString.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterow/SyncMutateRowTablenameBytestringListmutationString.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMutateRowTablenameBytestringListmutationString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
       ByteString rowKey = ByteString.EMPTY;
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterows/AsyncMutateRows.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterows/AsyncMutateRows.java
index 2210241324..06c1b8b139 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterows/AsyncMutateRows.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/mutaterows/AsyncMutateRows.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncMutateRows() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       MutateRowsRequest request =
           MutateRowsRequest.newBuilder()
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/AsyncReadModifyWriteRow.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/AsyncReadModifyWriteRow.java
index 8355d646e3..25998e9002 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/AsyncReadModifyWriteRow.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/AsyncReadModifyWriteRow.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncReadModifyWriteRow() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       ReadModifyWriteRowRequest request =
           ReadModifyWriteRowRequest.newBuilder()
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRow.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRow.java
index fe5e913e45..efc0c77519 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRow.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRow.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncReadModifyWriteRow() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       ReadModifyWriteRowRequest request =
           ReadModifyWriteRowRequest.newBuilder()
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowStringBytestringListreadmodifywriterule.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowStringBytestringListreadmodifywriterule.java
index 95adbd24bd..9fe3f73534 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowStringBytestringListreadmodifywriterule.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowStringBytestringListreadmodifywriterule.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncReadModifyWriteRowStringBytestringListreadmodifywriterule()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       String tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString();
       ByteString rowKey = ByteString.EMPTY;
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowStringBytestringListreadmodifywriteruleString.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowStringBytestringListreadmodifywriteruleString.java
index c485ef5dbe..37c5e6bf52 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowStringBytestringListreadmodifywriteruleString.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowStringBytestringListreadmodifywriteruleString.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncReadModifyWriteRowStringBytestringListreadmodifywriteruleString()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       String tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString();
       ByteString rowKey = ByteString.EMPTY;
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowTablenameBytestringListreadmodifywriterule.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowTablenameBytestringListreadmodifywriterule.java
index 50134a685c..1e89e38cc9 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowTablenameBytestringListreadmodifywriterule.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowTablenameBytestringListreadmodifywriterule.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncReadModifyWriteRowTablenameBytestringListreadmodifywriterule()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
       ByteString rowKey = ByteString.EMPTY;
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowTablenameBytestringListreadmodifywriteruleString.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowTablenameBytestringListreadmodifywriteruleString.java
index 76bfc82d37..b276b946bd 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowTablenameBytestringListreadmodifywriteruleString.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readmodifywriterow/SyncReadModifyWriteRowTablenameBytestringListreadmodifywriteruleString.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncReadModifyWriteRowTablenameBytestringListreadmodifywriteruleString()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
       ByteString rowKey = ByteString.EMPTY;
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readrows/AsyncReadRows.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readrows/AsyncReadRows.java
index 1f77f4271a..5132872889 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readrows/AsyncReadRows.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/readrows/AsyncReadRows.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncReadRows() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       ReadRowsRequest request =
           ReadRowsRequest.newBuilder()
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/samplerowkeys/AsyncSampleRowKeys.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/samplerowkeys/AsyncSampleRowKeys.java
index 450c6c0672..a2e0468a45 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/samplerowkeys/AsyncSampleRowKeys.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledataclient/samplerowkeys/AsyncSampleRowKeys.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSampleRowKeys() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
       SampleRowKeysRequest request =
           SampleRowKeysRequest.newBuilder()
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledatasettings/mutaterow/SyncMutateRow.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledatasettings/mutaterow/SyncMutateRow.java
index 5d44d6b656..216212eac8 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledatasettings/mutaterow/SyncMutateRow.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/basebigtabledatasettings/mutaterow/SyncMutateRow.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMutateRow() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     BaseBigtableDataSettings.Builder baseBigtableDataSettingsBuilder =
         BaseBigtableDataSettings.newBuilder();
     baseBigtableDataSettingsBuilder
diff --git a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/stub/bigtablestubsettings/mutaterow/SyncMutateRow.java b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/stub/bigtablestubsettings/mutaterow/SyncMutateRow.java
index bfa678d2d4..be5058d4a5 100644
--- a/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/stub/bigtablestubsettings/mutaterow/SyncMutateRow.java
+++ b/test/integration/goldens/bigtable/samples/snippets/generated/main/java/com/google/cloud/bigtable/data/v2/stub/bigtablestubsettings/mutaterow/SyncMutateRow.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMutateRow() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     BigtableStubSettings.Builder baseBigtableDataSettingsBuilder =
         BigtableStubSettings.newBuilder();
     baseBigtableDataSettingsBuilder
diff --git a/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/BaseBigtableDataClient.java b/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/BaseBigtableDataClient.java
index 35511f399e..b8f8819dd0 100644
--- a/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/BaseBigtableDataClient.java
+++ b/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/BaseBigtableDataClient.java
@@ -51,8 +51,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
  *   TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
  *   ByteString rowKey = ByteString.EMPTY;
@@ -91,8 +94,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * BaseBigtableDataSettings baseBigtableDataSettings =
  *     BaseBigtableDataSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -104,8 +110,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * BaseBigtableDataSettings baseBigtableDataSettings =
  *     BaseBigtableDataSettings.newBuilder().setEndpoint(myEndpoint).build();
  * BaseBigtableDataClient baseBigtableDataClient =
@@ -174,8 +183,11 @@ public BigtableStub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   ReadRowsRequest request =
    *       ReadRowsRequest.newBuilder()
@@ -206,8 +218,11 @@ public final ServerStreamingCallable readRows
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   SampleRowKeysRequest request =
    *       SampleRowKeysRequest.newBuilder()
@@ -235,8 +250,11 @@ public final ServerStreamingCallable readRows
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
    *   ByteString rowKey = ByteString.EMPTY;
@@ -273,8 +291,11 @@ public final MutateRowResponse mutateRow(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   String tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString();
    *   ByteString rowKey = ByteString.EMPTY;
@@ -311,8 +332,11 @@ public final MutateRowResponse mutateRow(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
    *   ByteString rowKey = ByteString.EMPTY;
@@ -354,8 +378,11 @@ public final MutateRowResponse mutateRow(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   String tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString();
    *   ByteString rowKey = ByteString.EMPTY;
@@ -397,8 +424,11 @@ public final MutateRowResponse mutateRow(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   MutateRowRequest request =
    *       MutateRowRequest.newBuilder()
@@ -426,8 +456,11 @@ public final MutateRowResponse mutateRow(MutateRowRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   MutateRowRequest request =
    *       MutateRowRequest.newBuilder()
@@ -455,8 +488,11 @@ public final UnaryCallable mutateRowCallabl
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   MutateRowsRequest request =
    *       MutateRowsRequest.newBuilder()
@@ -483,8 +519,11 @@ public final ServerStreamingCallable muta
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
    *   ByteString rowKey = ByteString.EMPTY;
@@ -538,8 +577,11 @@ public final CheckAndMutateRowResponse checkAndMutateRow(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   String tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString();
    *   ByteString rowKey = ByteString.EMPTY;
@@ -593,8 +635,11 @@ public final CheckAndMutateRowResponse checkAndMutateRow(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
    *   ByteString rowKey = ByteString.EMPTY;
@@ -653,8 +698,11 @@ public final CheckAndMutateRowResponse checkAndMutateRow(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   String tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString();
    *   ByteString rowKey = ByteString.EMPTY;
@@ -713,8 +761,11 @@ public final CheckAndMutateRowResponse checkAndMutateRow(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   CheckAndMutateRowRequest request =
    *       CheckAndMutateRowRequest.newBuilder()
@@ -743,8 +794,11 @@ public final CheckAndMutateRowResponse checkAndMutateRow(CheckAndMutateRowReques
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   CheckAndMutateRowRequest request =
    *       CheckAndMutateRowRequest.newBuilder()
@@ -777,8 +831,11 @@ public final CheckAndMutateRowResponse checkAndMutateRow(CheckAndMutateRowReques
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
    *   ByteString rowKey = ByteString.EMPTY;
@@ -819,8 +876,11 @@ public final ReadModifyWriteRowResponse readModifyWriteRow(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   String tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString();
    *   ByteString rowKey = ByteString.EMPTY;
@@ -861,8 +921,11 @@ public final ReadModifyWriteRowResponse readModifyWriteRow(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
    *   ByteString rowKey = ByteString.EMPTY;
@@ -910,8 +973,11 @@ public final ReadModifyWriteRowResponse readModifyWriteRow(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   String tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString();
    *   ByteString rowKey = ByteString.EMPTY;
@@ -956,8 +1022,11 @@ public final ReadModifyWriteRowResponse readModifyWriteRow(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   ReadModifyWriteRowRequest request =
    *       ReadModifyWriteRowRequest.newBuilder()
@@ -987,8 +1056,11 @@ public final ReadModifyWriteRowResponse readModifyWriteRow(ReadModifyWriteRowReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
    *   ReadModifyWriteRowRequest request =
    *       ReadModifyWriteRowRequest.newBuilder()
diff --git a/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/BaseBigtableDataSettings.java b/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/BaseBigtableDataSettings.java
index d98451c60b..4568393328 100644
--- a/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/BaseBigtableDataSettings.java
+++ b/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/BaseBigtableDataSettings.java
@@ -63,8 +63,11 @@
  * 
For example, to set the total timeout of mutateRow to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * BaseBigtableDataSettings.Builder baseBigtableDataSettingsBuilder =
  *     BaseBigtableDataSettings.newBuilder();
  * baseBigtableDataSettingsBuilder
diff --git a/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/package-info.java b/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/package-info.java
index 5796a99103..39cea2b479 100644
--- a/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/package-info.java
+++ b/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/package-info.java
@@ -24,8 +24,11 @@
  * 
Sample for BaseBigtableDataClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
  *   TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
  *   ByteString rowKey = ByteString.EMPTY;
diff --git a/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/stub/BigtableStubSettings.java b/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/stub/BigtableStubSettings.java
index 603cb49e2d..79b5ad18eb 100644
--- a/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/stub/BigtableStubSettings.java
+++ b/test/integration/goldens/bigtable/src/com/google/cloud/bigtable/data/v2/stub/BigtableStubSettings.java
@@ -71,8 +71,11 @@
  * 
For example, to set the total timeout of mutateRow to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * BigtableStubSettings.Builder baseBigtableDataSettingsBuilder =
  *     BigtableStubSettings.newBuilder();
  * baseBigtableDataSettingsBuilder
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/AsyncAggregatedList.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/AsyncAggregatedList.java
index b3cc073310..2c48e6113d 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/AsyncAggregatedList.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/AsyncAggregatedList.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncAggregatedList() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       AggregatedListAddressesRequest request =
           AggregatedListAddressesRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/AsyncAggregatedListPaged.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/AsyncAggregatedListPaged.java
index 1ef6bd317b..cc8ac49447 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/AsyncAggregatedListPaged.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/AsyncAggregatedListPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncAggregatedListPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       AggregatedListAddressesRequest request =
           AggregatedListAddressesRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/SyncAggregatedList.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/SyncAggregatedList.java
index cacfc4a3d3..64c49a659c 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/SyncAggregatedList.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/SyncAggregatedList.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAggregatedList() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       AggregatedListAddressesRequest request =
           AggregatedListAddressesRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/SyncAggregatedListString.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/SyncAggregatedListString.java
index 1be23cc870..8584dc2601 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/SyncAggregatedListString.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/aggregatedlist/SyncAggregatedListString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAggregatedListString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       String project = "project-309310695";
       for (Map.Entry element :
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/create/SyncCreateSetCredentialsProvider.java
index 84dd3cbf6a..ba36dc70c4 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     AddressesSettings addressesSettings =
         AddressesSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/create/SyncCreateSetEndpoint.java
index 3a90b53196..8176f67fda 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     AddressesSettings addressesSettings =
         AddressesSettings.newBuilder().setEndpoint(myEndpoint).build();
     AddressesClient addressesClient = AddressesClient.create(addressesSettings);
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/AsyncDelete.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/AsyncDelete.java
index 0fff28559e..1beebc8372 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/AsyncDelete.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/AsyncDelete.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDelete() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       DeleteAddressRequest request =
           DeleteAddressRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/AsyncDeleteLRO.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/AsyncDeleteLRO.java
index a9d8d15528..ce650ce314 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/AsyncDeleteLRO.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/AsyncDeleteLRO.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       DeleteAddressRequest request =
           DeleteAddressRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/SyncDelete.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/SyncDelete.java
index 4ade7c59a7..ca1be3321b 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/SyncDelete.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/SyncDelete.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDelete() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       DeleteAddressRequest request =
           DeleteAddressRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/SyncDeleteStringStringString.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/SyncDeleteStringStringString.java
index 217f67cfad..85e0501168 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/SyncDeleteStringStringString.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/delete/SyncDeleteStringStringString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteStringStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       String project = "project-309310695";
       String region = "region-934795532";
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/AsyncInsert.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/AsyncInsert.java
index ad2c94e004..be58773685 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/AsyncInsert.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/AsyncInsert.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncInsert() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       InsertAddressRequest request =
           InsertAddressRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/AsyncInsertLRO.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/AsyncInsertLRO.java
index 65cc52a4ca..502fe4c8e2 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/AsyncInsertLRO.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/AsyncInsertLRO.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncInsertLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       InsertAddressRequest request =
           InsertAddressRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/SyncInsert.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/SyncInsert.java
index 74373292ce..494a59828e 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/SyncInsert.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/SyncInsert.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncInsert() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       InsertAddressRequest request =
           InsertAddressRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/SyncInsertStringStringAddress.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/SyncInsertStringStringAddress.java
index 496430e9e5..1e9683a4d1 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/SyncInsertStringStringAddress.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/insert/SyncInsertStringStringAddress.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncInsertStringStringAddress() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       String project = "project-309310695";
       String region = "region-934795532";
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/AsyncList.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/AsyncList.java
index 921e5d7855..af52a45ec7 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/AsyncList.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/AsyncList.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncList() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       ListAddressesRequest request =
           ListAddressesRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/AsyncListPaged.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/AsyncListPaged.java
index b96d914598..660ec082b8 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/AsyncListPaged.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/AsyncListPaged.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       ListAddressesRequest request =
           ListAddressesRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/SyncList.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/SyncList.java
index 5f90b3cb91..6b7f31ada7 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/SyncList.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/SyncList.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncList() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       ListAddressesRequest request =
           ListAddressesRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/SyncListStringStringString.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/SyncListStringStringString.java
index cc91612660..ee547f1107 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/SyncListStringStringString.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressesclient/list/SyncListStringStringString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListStringStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (AddressesClient addressesClient = AddressesClient.create()) {
       String project = "project-309310695";
       String region = "region-934795532";
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressessettings/aggregatedlist/SyncAggregatedList.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressessettings/aggregatedlist/SyncAggregatedList.java
index 7753347900..d2b76886b0 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressessettings/aggregatedlist/SyncAggregatedList.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/addressessettings/aggregatedlist/SyncAggregatedList.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAggregatedList() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     AddressesSettings.Builder addressesSettingsBuilder = AddressesSettings.newBuilder();
     addressesSettingsBuilder
         .aggregatedListSettings()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/create/SyncCreateSetCredentialsProvider.java
index 95d8a07ac3..9a7c59a44a 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     RegionOperationsSettings regionOperationsSettings =
         RegionOperationsSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/create/SyncCreateSetEndpoint.java
index eb624b3f88..98f3320db3 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     RegionOperationsSettings regionOperationsSettings =
         RegionOperationsSettings.newBuilder().setEndpoint(myEndpoint).build();
     RegionOperationsClient regionOperationsClient =
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/get/AsyncGet.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/get/AsyncGet.java
index 32423ccae7..ae4ba65890 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/get/AsyncGet.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/get/AsyncGet.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGet() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
       GetRegionOperationRequest request =
           GetRegionOperationRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/get/SyncGet.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/get/SyncGet.java
index 3a29facce9..caaa2ce9ec 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/get/SyncGet.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/get/SyncGet.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGet() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
       GetRegionOperationRequest request =
           GetRegionOperationRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/get/SyncGetStringStringString.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/get/SyncGetStringStringString.java
index 5789da4f49..64eb451264 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/get/SyncGetStringStringString.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/get/SyncGetStringStringString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetStringStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
       String project = "project-309310695";
       String region = "region-934795532";
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/wait/AsyncWait.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/wait/AsyncWait.java
index 330dda902a..52ae3a1ff1 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/wait/AsyncWait.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/wait/AsyncWait.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncWait() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
       WaitRegionOperationRequest request =
           WaitRegionOperationRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/wait/SyncWait.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/wait/SyncWait.java
index 2fdc002e8b..8b1947a19a 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/wait/SyncWait.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/wait/SyncWait.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncWait() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
       WaitRegionOperationRequest request =
           WaitRegionOperationRequest.newBuilder()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/wait/SyncWaitStringStringString.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/wait/SyncWaitStringStringString.java
index a82868b75c..da7031e67a 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/wait/SyncWaitStringStringString.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationsclient/wait/SyncWaitStringStringString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncWaitStringStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
       String project = "project-309310695";
       String region = "region-934795532";
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationssettings/get/SyncGet.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationssettings/get/SyncGet.java
index e18716b267..e599705557 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationssettings/get/SyncGet.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/regionoperationssettings/get/SyncGet.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGet() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     RegionOperationsSettings.Builder regionOperationsSettingsBuilder =
         RegionOperationsSettings.newBuilder();
     regionOperationsSettingsBuilder
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/stub/addressesstubsettings/aggregatedlist/SyncAggregatedList.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/stub/addressesstubsettings/aggregatedlist/SyncAggregatedList.java
index 1194c3b42a..32a9994c46 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/stub/addressesstubsettings/aggregatedlist/SyncAggregatedList.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/stub/addressesstubsettings/aggregatedlist/SyncAggregatedList.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAggregatedList() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     AddressesStubSettings.Builder addressesSettingsBuilder = AddressesStubSettings.newBuilder();
     addressesSettingsBuilder
         .aggregatedListSettings()
diff --git a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/stub/regionoperationsstubsettings/get/SyncGet.java b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/stub/regionoperationsstubsettings/get/SyncGet.java
index ccb16e77cb..956110de2e 100644
--- a/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/stub/regionoperationsstubsettings/get/SyncGet.java
+++ b/test/integration/goldens/compute/samples/snippets/generated/main/java/com/google/cloud/compute/v1small/stub/regionoperationsstubsettings/get/SyncGet.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGet() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     RegionOperationsStubSettings.Builder regionOperationsSettingsBuilder =
         RegionOperationsStubSettings.newBuilder();
     regionOperationsSettingsBuilder
diff --git a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/AddressesClient.java b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/AddressesClient.java
index 658dcddd42..97c16997d7 100644
--- a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/AddressesClient.java
+++ b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/AddressesClient.java
@@ -46,8 +46,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (AddressesClient addressesClient = AddressesClient.create()) {
  *   String project = "project-309310695";
  *   for (Map.Entry element :
@@ -86,8 +89,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * AddressesSettings addressesSettings =
  *     AddressesSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -98,8 +104,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * AddressesSettings addressesSettings =
  *     AddressesSettings.newBuilder().setEndpoint(myEndpoint).build();
  * AddressesClient addressesClient = AddressesClient.create(addressesSettings);
@@ -162,8 +171,11 @@ public AddressesStub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   String project = "project-309310695";
    *   for (Map.Entry element :
@@ -189,8 +201,11 @@ public final AggregatedListPagedResponse aggregatedList(String project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   AggregatedListAddressesRequest request =
    *       AggregatedListAddressesRequest.newBuilder()
@@ -222,8 +237,11 @@ public final AggregatedListPagedResponse aggregatedList(AggregatedListAddressesR
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   AggregatedListAddressesRequest request =
    *       AggregatedListAddressesRequest.newBuilder()
@@ -255,8 +273,11 @@ public final AggregatedListPagedResponse aggregatedList(AggregatedListAddressesR
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   AggregatedListAddressesRequest request =
    *       AggregatedListAddressesRequest.newBuilder()
@@ -294,8 +315,11 @@ public final AggregatedListPagedResponse aggregatedList(AggregatedListAddressesR
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   String project = "project-309310695";
    *   String region = "region-934795532";
@@ -327,8 +351,11 @@ public final OperationFuture deleteAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   DeleteAddressRequest request =
    *       DeleteAddressRequest.newBuilder()
@@ -357,8 +384,11 @@ public final OperationFuture deleteAsync(DeleteAddressRequ
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   DeleteAddressRequest request =
    *       DeleteAddressRequest.newBuilder()
@@ -386,8 +416,11 @@ public final OperationFuture deleteAsync(DeleteAddressRequ
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   DeleteAddressRequest request =
    *       DeleteAddressRequest.newBuilder()
@@ -413,8 +446,11 @@ public final UnaryCallable deleteCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   String project = "project-309310695";
    *   String region = "region-934795532";
@@ -446,8 +482,11 @@ public final OperationFuture insertAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   InsertAddressRequest request =
    *       InsertAddressRequest.newBuilder()
@@ -476,8 +515,11 @@ public final OperationFuture insertAsync(InsertAddressRequ
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   InsertAddressRequest request =
    *       InsertAddressRequest.newBuilder()
@@ -505,8 +547,11 @@ public final OperationFuture insertAsync(InsertAddressRequ
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   InsertAddressRequest request =
    *       InsertAddressRequest.newBuilder()
@@ -532,8 +577,11 @@ public final UnaryCallable insertCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   String project = "project-309310695";
    *   String region = "region-934795532";
@@ -572,8 +620,11 @@ public final ListPagedResponse list(String project, String region, String orderB
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   ListAddressesRequest request =
    *       ListAddressesRequest.newBuilder()
@@ -604,8 +655,11 @@ public final ListPagedResponse list(ListAddressesRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   ListAddressesRequest request =
    *       ListAddressesRequest.newBuilder()
@@ -635,8 +689,11 @@ public final UnaryCallable listPagedCal
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (AddressesClient addressesClient = AddressesClient.create()) {
    *   ListAddressesRequest request =
    *       ListAddressesRequest.newBuilder()
diff --git a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/AddressesSettings.java b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/AddressesSettings.java
index d5c799453b..2d0e5499e0 100644
--- a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/AddressesSettings.java
+++ b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/AddressesSettings.java
@@ -55,8 +55,11 @@
  * 
For example, to set the total timeout of aggregatedList to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * AddressesSettings.Builder addressesSettingsBuilder = AddressesSettings.newBuilder();
  * addressesSettingsBuilder
  *     .aggregatedListSettings()
diff --git a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/RegionOperationsClient.java b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/RegionOperationsClient.java
index 1b1bedac90..fd4d467126 100644
--- a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/RegionOperationsClient.java
+++ b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/RegionOperationsClient.java
@@ -32,8 +32,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
  *   String project = "project-309310695";
  *   String region = "region-934795532";
@@ -72,8 +75,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * RegionOperationsSettings regionOperationsSettings =
  *     RegionOperationsSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -85,8 +91,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * RegionOperationsSettings regionOperationsSettings =
  *     RegionOperationsSettings.newBuilder().setEndpoint(myEndpoint).build();
  * RegionOperationsClient regionOperationsClient =
@@ -152,8 +161,11 @@ public RegionOperationsStub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
    *   String project = "project-309310695";
    *   String region = "region-934795532";
@@ -184,8 +196,11 @@ public final Operation get(String project, String region, String operation) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
    *   GetRegionOperationRequest request =
    *       GetRegionOperationRequest.newBuilder()
@@ -211,8 +226,11 @@ public final Operation get(GetRegionOperationRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
    *   GetRegionOperationRequest request =
    *       GetRegionOperationRequest.newBuilder()
@@ -246,8 +264,11 @@ public final UnaryCallable getCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
    *   String project = "project-309310695";
    *   String region = "region-934795532";
@@ -287,8 +308,11 @@ public final Operation wait(String project, String region, String operation) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
    *   WaitRegionOperationRequest request =
    *       WaitRegionOperationRequest.newBuilder()
@@ -323,8 +347,11 @@ public final Operation wait(WaitRegionOperationRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
    *   WaitRegionOperationRequest request =
    *       WaitRegionOperationRequest.newBuilder()
diff --git a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/RegionOperationsSettings.java b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/RegionOperationsSettings.java
index 7481512b16..fa048fc7bb 100644
--- a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/RegionOperationsSettings.java
+++ b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/RegionOperationsSettings.java
@@ -50,8 +50,11 @@
  * 
For example, to set the total timeout of get to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * RegionOperationsSettings.Builder regionOperationsSettingsBuilder =
  *     RegionOperationsSettings.newBuilder();
  * regionOperationsSettingsBuilder
diff --git a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/package-info.java b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/package-info.java
index 7f945ac078..ff8f7aa749 100644
--- a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/package-info.java
+++ b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/package-info.java
@@ -26,8 +26,11 @@
  * 
Sample for AddressesClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (AddressesClient addressesClient = AddressesClient.create()) {
  *   String project = "project-309310695";
  *   for (Map.Entry element :
@@ -44,8 +47,11 @@
  * 
Sample for RegionOperationsClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (RegionOperationsClient regionOperationsClient = RegionOperationsClient.create()) {
  *   String project = "project-309310695";
  *   String region = "region-934795532";
diff --git a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/stub/AddressesStubSettings.java b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/stub/AddressesStubSettings.java
index fb12d1ca5d..5930ca3b99 100644
--- a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/stub/AddressesStubSettings.java
+++ b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/stub/AddressesStubSettings.java
@@ -83,8 +83,11 @@
  * 
For example, to set the total timeout of aggregatedList to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * AddressesStubSettings.Builder addressesSettingsBuilder = AddressesStubSettings.newBuilder();
  * addressesSettingsBuilder
  *     .aggregatedListSettings()
diff --git a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/stub/RegionOperationsStubSettings.java b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/stub/RegionOperationsStubSettings.java
index 22a3a8ab15..5809c6a686 100644
--- a/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/stub/RegionOperationsStubSettings.java
+++ b/test/integration/goldens/compute/src/com/google/cloud/compute/v1small/stub/RegionOperationsStubSettings.java
@@ -61,8 +61,11 @@
  * 
For example, to set the total timeout of get to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * RegionOperationsStubSettings.Builder regionOperationsSettingsBuilder =
  *     RegionOperationsStubSettings.newBuilder();
  * regionOperationsSettingsBuilder
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/create/SyncCreateSetCredentialsProvider.java
index 3417df5a97..6ccb0e85c0 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     IamCredentialsSettings iamCredentialsSettings =
         IamCredentialsSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/create/SyncCreateSetEndpoint.java
index 74549be5b7..f70e6e791d 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     IamCredentialsSettings iamCredentialsSettings =
         IamCredentialsSettings.newBuilder().setEndpoint(myEndpoint).build();
     IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create(iamCredentialsSettings);
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/AsyncGenerateAccessToken.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/AsyncGenerateAccessToken.java
index 00650e2b2d..93836ff228 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/AsyncGenerateAccessToken.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/AsyncGenerateAccessToken.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGenerateAccessToken() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       GenerateAccessTokenRequest request =
           GenerateAccessTokenRequest.newBuilder()
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/SyncGenerateAccessToken.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/SyncGenerateAccessToken.java
index 093b6b9060..58dd152c7c 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/SyncGenerateAccessToken.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/SyncGenerateAccessToken.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGenerateAccessToken() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       GenerateAccessTokenRequest request =
           GenerateAccessTokenRequest.newBuilder()
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/SyncGenerateAccessTokenServiceaccountnameListstringListstringDuration.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/SyncGenerateAccessTokenServiceaccountnameListstringListstringDuration.java
index 3d5089db5b..0a292c07fc 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/SyncGenerateAccessTokenServiceaccountnameListstringListstringDuration.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/SyncGenerateAccessTokenServiceaccountnameListstringListstringDuration.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncGenerateAccessTokenServiceaccountnameListstringListstringDuration()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       ServiceAccountName name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]");
       List delegates = new ArrayList<>();
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/SyncGenerateAccessTokenStringListstringListstringDuration.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/SyncGenerateAccessTokenStringListstringListstringDuration.java
index 72d86179d3..39c08418a6 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/SyncGenerateAccessTokenStringListstringListstringDuration.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateaccesstoken/SyncGenerateAccessTokenStringListstringListstringDuration.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGenerateAccessTokenStringListstringListstringDuration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       String name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]").toString();
       List delegates = new ArrayList<>();
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/AsyncGenerateIdToken.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/AsyncGenerateIdToken.java
index 64a1821b61..c944008968 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/AsyncGenerateIdToken.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/AsyncGenerateIdToken.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGenerateIdToken() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       GenerateIdTokenRequest request =
           GenerateIdTokenRequest.newBuilder()
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/SyncGenerateIdToken.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/SyncGenerateIdToken.java
index 5c10d0227a..aef054705b 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/SyncGenerateIdToken.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/SyncGenerateIdToken.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGenerateIdToken() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       GenerateIdTokenRequest request =
           GenerateIdTokenRequest.newBuilder()
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/SyncGenerateIdTokenServiceaccountnameListstringStringBoolean.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/SyncGenerateIdTokenServiceaccountnameListstringStringBoolean.java
index f34fc96e7d..b40ed382f4 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/SyncGenerateIdTokenServiceaccountnameListstringStringBoolean.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/SyncGenerateIdTokenServiceaccountnameListstringStringBoolean.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncGenerateIdTokenServiceaccountnameListstringStringBoolean()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       ServiceAccountName name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]");
       List delegates = new ArrayList<>();
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/SyncGenerateIdTokenStringListstringStringBoolean.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/SyncGenerateIdTokenStringListstringStringBoolean.java
index 78a035114c..1dc6a89465 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/SyncGenerateIdTokenStringListstringStringBoolean.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/generateidtoken/SyncGenerateIdTokenStringListstringStringBoolean.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGenerateIdTokenStringListstringStringBoolean() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       String name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]").toString();
       List delegates = new ArrayList<>();
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/AsyncSignBlob.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/AsyncSignBlob.java
index 57372a99fd..eadd080889 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/AsyncSignBlob.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/AsyncSignBlob.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSignBlob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       SignBlobRequest request =
           SignBlobRequest.newBuilder()
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/SyncSignBlob.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/SyncSignBlob.java
index e78b4aa337..629c21bceb 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/SyncSignBlob.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/SyncSignBlob.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSignBlob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       SignBlobRequest request =
           SignBlobRequest.newBuilder()
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/SyncSignBlobServiceaccountnameListstringBytestring.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/SyncSignBlobServiceaccountnameListstringBytestring.java
index 91fc918d75..7d6157ae55 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/SyncSignBlobServiceaccountnameListstringBytestring.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/SyncSignBlobServiceaccountnameListstringBytestring.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSignBlobServiceaccountnameListstringBytestring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       ServiceAccountName name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]");
       List delegates = new ArrayList<>();
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/SyncSignBlobStringListstringBytestring.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/SyncSignBlobStringListstringBytestring.java
index 935744eaf8..0dd909a0fa 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/SyncSignBlobStringListstringBytestring.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signblob/SyncSignBlobStringListstringBytestring.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSignBlobStringListstringBytestring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       String name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]").toString();
       List delegates = new ArrayList<>();
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/AsyncSignJwt.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/AsyncSignJwt.java
index 3cf757ce7c..1d59d04e5f 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/AsyncSignJwt.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/AsyncSignJwt.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSignJwt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       SignJwtRequest request =
           SignJwtRequest.newBuilder()
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/SyncSignJwt.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/SyncSignJwt.java
index bc9f5cf168..648d1d2717 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/SyncSignJwt.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/SyncSignJwt.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSignJwt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       SignJwtRequest request =
           SignJwtRequest.newBuilder()
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/SyncSignJwtServiceaccountnameListstringString.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/SyncSignJwtServiceaccountnameListstringString.java
index 28f73bb95c..4d3775724d 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/SyncSignJwtServiceaccountnameListstringString.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/SyncSignJwtServiceaccountnameListstringString.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSignJwtServiceaccountnameListstringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       ServiceAccountName name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]");
       List delegates = new ArrayList<>();
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/SyncSignJwtStringListstringString.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/SyncSignJwtStringListstringString.java
index 5caddb6f72..f4f44cb917 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/SyncSignJwtStringListstringString.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialsclient/signjwt/SyncSignJwtStringListstringString.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSignJwtStringListstringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
       String name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]").toString();
       List delegates = new ArrayList<>();
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialssettings/generateaccesstoken/SyncGenerateAccessToken.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialssettings/generateaccesstoken/SyncGenerateAccessToken.java
index 3360cd50c9..0ec7154cc9 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialssettings/generateaccesstoken/SyncGenerateAccessToken.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/iamcredentialssettings/generateaccesstoken/SyncGenerateAccessToken.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGenerateAccessToken() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     IamCredentialsSettings.Builder iamCredentialsSettingsBuilder =
         IamCredentialsSettings.newBuilder();
     iamCredentialsSettingsBuilder
diff --git a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/stub/iamcredentialsstubsettings/generateaccesstoken/SyncGenerateAccessToken.java b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/stub/iamcredentialsstubsettings/generateaccesstoken/SyncGenerateAccessToken.java
index 0891aa0550..a36e698604 100644
--- a/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/stub/iamcredentialsstubsettings/generateaccesstoken/SyncGenerateAccessToken.java
+++ b/test/integration/goldens/credentials/samples/snippets/generated/main/java/com/google/cloud/iam/credentials/v1/stub/iamcredentialsstubsettings/generateaccesstoken/SyncGenerateAccessToken.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGenerateAccessToken() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     IamCredentialsStubSettings.Builder iamCredentialsSettingsBuilder =
         IamCredentialsStubSettings.newBuilder();
     iamCredentialsSettingsBuilder
diff --git a/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/IamCredentialsClient.java b/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/IamCredentialsClient.java
index 8ccb484730..88c527025f 100644
--- a/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/IamCredentialsClient.java
+++ b/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/IamCredentialsClient.java
@@ -42,8 +42,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
  *   ServiceAccountName name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]");
  *   List delegates = new ArrayList<>();
@@ -83,8 +86,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * IamCredentialsSettings iamCredentialsSettings =
  *     IamCredentialsSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -95,8 +101,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * IamCredentialsSettings iamCredentialsSettings =
  *     IamCredentialsSettings.newBuilder().setEndpoint(myEndpoint).build();
  * IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create(iamCredentialsSettings);
@@ -161,8 +170,11 @@ public IamCredentialsStub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   ServiceAccountName name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]");
    *   List delegates = new ArrayList<>();
@@ -212,8 +224,11 @@ public final GenerateAccessTokenResponse generateAccessToken(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   String name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]").toString();
    *   List delegates = new ArrayList<>();
@@ -263,8 +278,11 @@ public final GenerateAccessTokenResponse generateAccessToken(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   GenerateAccessTokenRequest request =
    *       GenerateAccessTokenRequest.newBuilder()
@@ -291,8 +309,11 @@ public final GenerateAccessTokenResponse generateAccessToken(GenerateAccessToken
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   GenerateAccessTokenRequest request =
    *       GenerateAccessTokenRequest.newBuilder()
@@ -320,8 +341,11 @@ public final GenerateAccessTokenResponse generateAccessToken(GenerateAccessToken
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   ServiceAccountName name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]");
    *   List delegates = new ArrayList<>();
@@ -369,8 +393,11 @@ public final GenerateIdTokenResponse generateIdToken(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   String name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]").toString();
    *   List delegates = new ArrayList<>();
@@ -418,8 +445,11 @@ public final GenerateIdTokenResponse generateIdToken(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   GenerateIdTokenRequest request =
    *       GenerateIdTokenRequest.newBuilder()
@@ -446,8 +476,11 @@ public final GenerateIdTokenResponse generateIdToken(GenerateIdTokenRequest requ
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   GenerateIdTokenRequest request =
    *       GenerateIdTokenRequest.newBuilder()
@@ -475,8 +508,11 @@ public final GenerateIdTokenResponse generateIdToken(GenerateIdTokenRequest requ
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   ServiceAccountName name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]");
    *   List delegates = new ArrayList<>();
@@ -518,8 +554,11 @@ public final SignBlobResponse signBlob(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   String name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]").toString();
    *   List delegates = new ArrayList<>();
@@ -560,8 +599,11 @@ public final SignBlobResponse signBlob(String name, List delegates, Byte
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   SignBlobRequest request =
    *       SignBlobRequest.newBuilder()
@@ -587,8 +629,11 @@ public final SignBlobResponse signBlob(SignBlobRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   SignBlobRequest request =
    *       SignBlobRequest.newBuilder()
@@ -614,8 +659,11 @@ public final UnaryCallable signBlobCallable()
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   ServiceAccountName name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]");
    *   List delegates = new ArrayList<>();
@@ -657,8 +705,11 @@ public final SignJwtResponse signJwt(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   String name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]").toString();
    *   List delegates = new ArrayList<>();
@@ -699,8 +750,11 @@ public final SignJwtResponse signJwt(String name, List delegates, String
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   SignJwtRequest request =
    *       SignJwtRequest.newBuilder()
@@ -726,8 +780,11 @@ public final SignJwtResponse signJwt(SignJwtRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
    *   SignJwtRequest request =
    *       SignJwtRequest.newBuilder()
diff --git a/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/IamCredentialsSettings.java b/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/IamCredentialsSettings.java
index dd2dd1fdef..39fc7508ee 100644
--- a/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/IamCredentialsSettings.java
+++ b/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/IamCredentialsSettings.java
@@ -51,8 +51,11 @@
  * 
For example, to set the total timeout of generateAccessToken to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * IamCredentialsSettings.Builder iamCredentialsSettingsBuilder =
  *     IamCredentialsSettings.newBuilder();
  * iamCredentialsSettingsBuilder
diff --git a/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/package-info.java b/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/package-info.java
index da4fef9f25..ab0c43dcfc 100644
--- a/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/package-info.java
+++ b/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/package-info.java
@@ -31,8 +31,11 @@
  * 
Sample for IamCredentialsClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (IamCredentialsClient iamCredentialsClient = IamCredentialsClient.create()) {
  *   ServiceAccountName name = ServiceAccountName.of("[PROJECT]", "[SERVICE_ACCOUNT]");
  *   List delegates = new ArrayList<>();
diff --git a/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/stub/IamCredentialsStubSettings.java b/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/stub/IamCredentialsStubSettings.java
index a8e98059f6..ffee6a4577 100644
--- a/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/stub/IamCredentialsStubSettings.java
+++ b/test/integration/goldens/credentials/src/com/google/cloud/iam/credentials/v1/stub/IamCredentialsStubSettings.java
@@ -67,8 +67,11 @@
  * 
For example, to set the total timeout of generateAccessToken to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * IamCredentialsStubSettings.Builder iamCredentialsSettingsBuilder =
  *     IamCredentialsStubSettings.newBuilder();
  * iamCredentialsSettingsBuilder
diff --git a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/create/SyncCreateSetCredentialsProvider.java
index 8c2748947d..4cd74600b9 100644
--- a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     IAMPolicySettings iAMPolicySettings =
         IAMPolicySettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/create/SyncCreateSetEndpoint.java
index 34ab770360..16fdc64355 100644
--- a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     IAMPolicySettings iAMPolicySettings =
         IAMPolicySettings.newBuilder().setEndpoint(myEndpoint).build();
     IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create(iAMPolicySettings);
diff --git a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/getiampolicy/AsyncGetIamPolicy.java b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/getiampolicy/AsyncGetIamPolicy.java
index ce611b870a..441d834597 100644
--- a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/getiampolicy/AsyncGetIamPolicy.java
+++ b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/getiampolicy/AsyncGetIamPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
       GetIamPolicyRequest request =
           GetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/getiampolicy/SyncGetIamPolicy.java b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/getiampolicy/SyncGetIamPolicy.java
index 620f8e8f07..ac82d3739c 100644
--- a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/getiampolicy/SyncGetIamPolicy.java
+++ b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/getiampolicy/SyncGetIamPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
       GetIamPolicyRequest request =
           GetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/setiampolicy/AsyncSetIamPolicy.java b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/setiampolicy/AsyncSetIamPolicy.java
index 99e62e3d90..2aea2886b9 100644
--- a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/setiampolicy/AsyncSetIamPolicy.java
+++ b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/setiampolicy/AsyncSetIamPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
       SetIamPolicyRequest request =
           SetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/setiampolicy/SyncSetIamPolicy.java b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/setiampolicy/SyncSetIamPolicy.java
index 866c9fc1a3..9e01e5cf1f 100644
--- a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/setiampolicy/SyncSetIamPolicy.java
+++ b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/setiampolicy/SyncSetIamPolicy.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
       SetIamPolicyRequest request =
           SetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/testiampermissions/AsyncTestIamPermissions.java b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/testiampermissions/AsyncTestIamPermissions.java
index aef6002de7..4e7920f9cc 100644
--- a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/testiampermissions/AsyncTestIamPermissions.java
+++ b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/testiampermissions/AsyncTestIamPermissions.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
       TestIamPermissionsRequest request =
           TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/testiampermissions/SyncTestIamPermissions.java b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/testiampermissions/SyncTestIamPermissions.java
index 30ea800cd3..241d958b43 100644
--- a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/testiampermissions/SyncTestIamPermissions.java
+++ b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicyclient/testiampermissions/SyncTestIamPermissions.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
       TestIamPermissionsRequest request =
           TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicysettings/setiampolicy/SyncSetIamPolicy.java b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicysettings/setiampolicy/SyncSetIamPolicy.java
index 97a3125aa9..07c44e3f36 100644
--- a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicysettings/setiampolicy/SyncSetIamPolicy.java
+++ b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/iampolicysettings/setiampolicy/SyncSetIamPolicy.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     IAMPolicySettings.Builder iAMPolicySettingsBuilder = IAMPolicySettings.newBuilder();
     iAMPolicySettingsBuilder
         .setIamPolicySettings()
diff --git a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/stub/iampolicystubsettings/setiampolicy/SyncSetIamPolicy.java b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/stub/iampolicystubsettings/setiampolicy/SyncSetIamPolicy.java
index 080c2c8a7b..5dcf9940db 100644
--- a/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/stub/iampolicystubsettings/setiampolicy/SyncSetIamPolicy.java
+++ b/test/integration/goldens/iam/samples/snippets/generated/main/java/com/google/iam/v1/stub/iampolicystubsettings/setiampolicy/SyncSetIamPolicy.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     IAMPolicyStubSettings.Builder iAMPolicySettingsBuilder = IAMPolicyStubSettings.newBuilder();
     iAMPolicySettingsBuilder
         .setIamPolicySettings()
diff --git a/test/integration/goldens/iam/src/com/google/iam/v1/IAMPolicyClient.java b/test/integration/goldens/iam/src/com/google/iam/v1/IAMPolicyClient.java
index 8a21063c02..83f9baa309 100644
--- a/test/integration/goldens/iam/src/com/google/iam/v1/IAMPolicyClient.java
+++ b/test/integration/goldens/iam/src/com/google/iam/v1/IAMPolicyClient.java
@@ -53,8 +53,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
  *   SetIamPolicyRequest request =
  *       SetIamPolicyRequest.newBuilder()
@@ -94,8 +97,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * IAMPolicySettings iAMPolicySettings =
  *     IAMPolicySettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -106,8 +112,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * IAMPolicySettings iAMPolicySettings =
  *     IAMPolicySettings.newBuilder().setEndpoint(myEndpoint).build();
  * IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create(iAMPolicySettings);
@@ -170,8 +179,11 @@ public IAMPolicyStub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
@@ -196,8 +208,11 @@ public final Policy setIamPolicy(SetIamPolicyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
@@ -222,8 +237,11 @@ public final UnaryCallable setIamPolicyCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
@@ -249,8 +267,11 @@ public final Policy getIamPolicy(GetIamPolicyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
@@ -279,8 +300,11 @@ public final UnaryCallable getIamPolicyCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
@@ -310,8 +334,11 @@ public final TestIamPermissionsResponse testIamPermissions(TestIamPermissionsReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/iam/src/com/google/iam/v1/IAMPolicySettings.java b/test/integration/goldens/iam/src/com/google/iam/v1/IAMPolicySettings.java
index 342de64f79..f9c75c136d 100644
--- a/test/integration/goldens/iam/src/com/google/iam/v1/IAMPolicySettings.java
+++ b/test/integration/goldens/iam/src/com/google/iam/v1/IAMPolicySettings.java
@@ -50,8 +50,11 @@
  * 
For example, to set the total timeout of setIamPolicy to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * IAMPolicySettings.Builder iAMPolicySettingsBuilder = IAMPolicySettings.newBuilder();
  * iAMPolicySettingsBuilder
  *     .setIamPolicySettings()
diff --git a/test/integration/goldens/iam/src/com/google/iam/v1/package-info.java b/test/integration/goldens/iam/src/com/google/iam/v1/package-info.java
index 9765ae91e3..622ee7de77 100644
--- a/test/integration/goldens/iam/src/com/google/iam/v1/package-info.java
+++ b/test/integration/goldens/iam/src/com/google/iam/v1/package-info.java
@@ -45,8 +45,11 @@
  * 
Sample for IAMPolicyClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (IAMPolicyClient iAMPolicyClient = IAMPolicyClient.create()) {
  *   SetIamPolicyRequest request =
  *       SetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/iam/src/com/google/iam/v1/stub/IAMPolicyStubSettings.java b/test/integration/goldens/iam/src/com/google/iam/v1/stub/IAMPolicyStubSettings.java
index 12df652de3..0996e5b64e 100644
--- a/test/integration/goldens/iam/src/com/google/iam/v1/stub/IAMPolicyStubSettings.java
+++ b/test/integration/goldens/iam/src/com/google/iam/v1/stub/IAMPolicyStubSettings.java
@@ -63,8 +63,11 @@
  * 
For example, to set the total timeout of setIamPolicy to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * IAMPolicyStubSettings.Builder iAMPolicySettingsBuilder = IAMPolicyStubSettings.newBuilder();
  * iAMPolicySettingsBuilder
  *     .setIamPolicySettings()
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/AsyncAsymmetricDecrypt.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/AsyncAsymmetricDecrypt.java
index d2d323b4fd..4506eaea40 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/AsyncAsymmetricDecrypt.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/AsyncAsymmetricDecrypt.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncAsymmetricDecrypt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       AsymmetricDecryptRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/SyncAsymmetricDecrypt.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/SyncAsymmetricDecrypt.java
index efda2ce9f8..a4cb98e355 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/SyncAsymmetricDecrypt.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/SyncAsymmetricDecrypt.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAsymmetricDecrypt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       AsymmetricDecryptRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/SyncAsymmetricDecryptCryptokeyversionnameBytestring.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/SyncAsymmetricDecryptCryptokeyversionnameBytestring.java
index 5737897324..25770fcafc 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/SyncAsymmetricDecryptCryptokeyversionnameBytestring.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/SyncAsymmetricDecryptCryptokeyversionnameBytestring.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAsymmetricDecryptCryptokeyversionnameBytestring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CryptoKeyVersionName name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/SyncAsymmetricDecryptStringBytestring.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/SyncAsymmetricDecryptStringBytestring.java
index 7aac61a879..0803f0216b 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/SyncAsymmetricDecryptStringBytestring.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricdecrypt/SyncAsymmetricDecryptStringBytestring.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAsymmetricDecryptStringBytestring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/AsyncAsymmetricSign.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/AsyncAsymmetricSign.java
index ec6c21328a..9a59555f7d 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/AsyncAsymmetricSign.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/AsyncAsymmetricSign.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncAsymmetricSign() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       AsymmetricSignRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/SyncAsymmetricSign.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/SyncAsymmetricSign.java
index b9710e7ee6..ebeb161bf2 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/SyncAsymmetricSign.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/SyncAsymmetricSign.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAsymmetricSign() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       AsymmetricSignRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/SyncAsymmetricSignCryptokeyversionnameDigest.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/SyncAsymmetricSignCryptokeyversionnameDigest.java
index ffb27fb3f2..5c0d200a8b 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/SyncAsymmetricSignCryptokeyversionnameDigest.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/SyncAsymmetricSignCryptokeyversionnameDigest.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAsymmetricSignCryptokeyversionnameDigest() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CryptoKeyVersionName name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/SyncAsymmetricSignStringDigest.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/SyncAsymmetricSignStringDigest.java
index 51c506b210..40d611a590 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/SyncAsymmetricSignStringDigest.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/asymmetricsign/SyncAsymmetricSignStringDigest.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAsymmetricSignStringDigest() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/create/SyncCreateSetCredentialsProvider.java
index a3b313fc57..1de0e707ce 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     KeyManagementServiceSettings keyManagementServiceSettings =
         KeyManagementServiceSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/create/SyncCreateSetEndpoint.java
index a3f0de93c2..fd4fa817fb 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     KeyManagementServiceSettings keyManagementServiceSettings =
         KeyManagementServiceSettings.newBuilder().setEndpoint(myEndpoint).build();
     KeyManagementServiceClient keyManagementServiceClient =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/AsyncCreateCryptoKey.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/AsyncCreateCryptoKey.java
index 219a4e0bcd..b9b9bb1382 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/AsyncCreateCryptoKey.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/AsyncCreateCryptoKey.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateCryptoKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CreateCryptoKeyRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/SyncCreateCryptoKey.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/SyncCreateCryptoKey.java
index 0fd2282f0d..285434da3d 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/SyncCreateCryptoKey.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/SyncCreateCryptoKey.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateCryptoKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CreateCryptoKeyRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/SyncCreateCryptoKeyKeyringnameStringCryptokey.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/SyncCreateCryptoKeyKeyringnameStringCryptokey.java
index 9719174a49..4d906ae061 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/SyncCreateCryptoKeyKeyringnameStringCryptokey.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/SyncCreateCryptoKeyKeyringnameStringCryptokey.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateCryptoKeyKeyringnameStringCryptokey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       KeyRingName parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]");
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/SyncCreateCryptoKeyStringStringCryptokey.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/SyncCreateCryptoKeyStringStringCryptokey.java
index 064c0938ed..38f84ebd43 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/SyncCreateCryptoKeyStringStringCryptokey.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokey/SyncCreateCryptoKeyStringStringCryptokey.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateCryptoKeyStringStringCryptokey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]").toString();
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/AsyncCreateCryptoKeyVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/AsyncCreateCryptoKeyVersion.java
index 154d4cbd6b..1637224885 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/AsyncCreateCryptoKeyVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/AsyncCreateCryptoKeyVersion.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateCryptoKeyVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CreateCryptoKeyVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/SyncCreateCryptoKeyVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/SyncCreateCryptoKeyVersion.java
index 0d6d7e8cb7..e57c816cb8 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/SyncCreateCryptoKeyVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/SyncCreateCryptoKeyVersion.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateCryptoKeyVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CreateCryptoKeyVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/SyncCreateCryptoKeyVersionCryptokeynameCryptokeyversion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/SyncCreateCryptoKeyVersionCryptokeynameCryptokeyversion.java
index bd08598303..a5685dbaaa 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/SyncCreateCryptoKeyVersionCryptokeynameCryptokeyversion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/SyncCreateCryptoKeyVersionCryptokeynameCryptokeyversion.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateCryptoKeyVersionCryptokeynameCryptokeyversion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CryptoKeyName parent =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/SyncCreateCryptoKeyVersionStringCryptokeyversion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/SyncCreateCryptoKeyVersionStringCryptokeyversion.java
index 6991e442ad..1e9cb43287 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/SyncCreateCryptoKeyVersionStringCryptokeyversion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createcryptokeyversion/SyncCreateCryptoKeyVersionStringCryptokeyversion.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateCryptoKeyVersionStringCryptokeyversion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String parent =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/AsyncCreateImportJob.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/AsyncCreateImportJob.java
index 2358cca240..af34ae5fcd 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/AsyncCreateImportJob.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/AsyncCreateImportJob.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateImportJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CreateImportJobRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/SyncCreateImportJob.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/SyncCreateImportJob.java
index 576caadd29..fb1480df9a 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/SyncCreateImportJob.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/SyncCreateImportJob.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateImportJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CreateImportJobRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/SyncCreateImportJobKeyringnameStringImportjob.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/SyncCreateImportJobKeyringnameStringImportjob.java
index ceddcf404a..1d388ab264 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/SyncCreateImportJobKeyringnameStringImportjob.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/SyncCreateImportJobKeyringnameStringImportjob.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateImportJobKeyringnameStringImportjob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       KeyRingName parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]");
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/SyncCreateImportJobStringStringImportjob.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/SyncCreateImportJobStringStringImportjob.java
index 2ecd330cef..093b8799bd 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/SyncCreateImportJobStringStringImportjob.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createimportjob/SyncCreateImportJobStringStringImportjob.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateImportJobStringStringImportjob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]").toString();
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/AsyncCreateKeyRing.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/AsyncCreateKeyRing.java
index b36032047e..bfa237e476 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/AsyncCreateKeyRing.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/AsyncCreateKeyRing.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateKeyRing() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CreateKeyRingRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/SyncCreateKeyRing.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/SyncCreateKeyRing.java
index 72e5346542..6979aa3e5c 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/SyncCreateKeyRing.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/SyncCreateKeyRing.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateKeyRing() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CreateKeyRingRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/SyncCreateKeyRingLocationnameStringKeyring.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/SyncCreateKeyRingLocationnameStringKeyring.java
index 22e239058e..74034647d6 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/SyncCreateKeyRingLocationnameStringKeyring.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/SyncCreateKeyRingLocationnameStringKeyring.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateKeyRingLocationnameStringKeyring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/SyncCreateKeyRingStringStringKeyring.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/SyncCreateKeyRingStringStringKeyring.java
index f1b4a3fa90..6f244ba46f 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/SyncCreateKeyRingStringStringKeyring.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/createkeyring/SyncCreateKeyRingStringStringKeyring.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateKeyRingStringStringKeyring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/AsyncDecrypt.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/AsyncDecrypt.java
index 9e58b15613..b8d04eb6f5 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/AsyncDecrypt.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/AsyncDecrypt.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDecrypt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       DecryptRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/SyncDecrypt.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/SyncDecrypt.java
index ede2128825..5bb90544fe 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/SyncDecrypt.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/SyncDecrypt.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDecrypt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       DecryptRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/SyncDecryptCryptokeynameBytestring.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/SyncDecryptCryptokeynameBytestring.java
index c086ea55d0..2c9fe6d8c1 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/SyncDecryptCryptokeynameBytestring.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/SyncDecryptCryptokeynameBytestring.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDecryptCryptokeynameBytestring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CryptoKeyName name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/SyncDecryptStringBytestring.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/SyncDecryptStringBytestring.java
index 8b3f1525d9..26b5088c7d 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/SyncDecryptStringBytestring.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/decrypt/SyncDecryptStringBytestring.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDecryptStringBytestring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/AsyncDestroyCryptoKeyVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/AsyncDestroyCryptoKeyVersion.java
index 8b39340a1b..96b3f7c43b 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/AsyncDestroyCryptoKeyVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/AsyncDestroyCryptoKeyVersion.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDestroyCryptoKeyVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       DestroyCryptoKeyVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/SyncDestroyCryptoKeyVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/SyncDestroyCryptoKeyVersion.java
index cb7195ef60..7d14750ced 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/SyncDestroyCryptoKeyVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/SyncDestroyCryptoKeyVersion.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDestroyCryptoKeyVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       DestroyCryptoKeyVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/SyncDestroyCryptoKeyVersionCryptokeyversionname.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/SyncDestroyCryptoKeyVersionCryptokeyversionname.java
index 8833061674..7480f39b2a 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/SyncDestroyCryptoKeyVersionCryptokeyversionname.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/SyncDestroyCryptoKeyVersionCryptokeyversionname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDestroyCryptoKeyVersionCryptokeyversionname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CryptoKeyVersionName name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/SyncDestroyCryptoKeyVersionString.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/SyncDestroyCryptoKeyVersionString.java
index d1e2099276..f7e3f573a7 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/SyncDestroyCryptoKeyVersionString.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/destroycryptokeyversion/SyncDestroyCryptoKeyVersionString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDestroyCryptoKeyVersionString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/AsyncEncrypt.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/AsyncEncrypt.java
index d102ca32c2..670e3c2ecc 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/AsyncEncrypt.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/AsyncEncrypt.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncEncrypt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       EncryptRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/SyncEncrypt.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/SyncEncrypt.java
index 06cfbee231..2ede7ab4b1 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/SyncEncrypt.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/SyncEncrypt.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncEncrypt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       EncryptRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/SyncEncryptResourcenameBytestring.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/SyncEncryptResourcenameBytestring.java
index d2903ac55a..eb2dde9fd1 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/SyncEncryptResourcenameBytestring.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/SyncEncryptResourcenameBytestring.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncEncryptResourcenameBytestring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ResourceName name = CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]");
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/SyncEncryptStringBytestring.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/SyncEncryptStringBytestring.java
index f2f271f833..9cd6b9c0bb 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/SyncEncryptStringBytestring.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/encrypt/SyncEncryptStringBytestring.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncEncryptStringBytestring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/AsyncGetCryptoKey.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/AsyncGetCryptoKey.java
index afb9247e9e..11c9d9933f 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/AsyncGetCryptoKey.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/AsyncGetCryptoKey.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetCryptoKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetCryptoKeyRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/SyncGetCryptoKey.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/SyncGetCryptoKey.java
index 7171b932e5..cfe6c408e4 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/SyncGetCryptoKey.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/SyncGetCryptoKey.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetCryptoKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetCryptoKeyRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/SyncGetCryptoKeyCryptokeyname.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/SyncGetCryptoKeyCryptokeyname.java
index 502e82a317..80f310af0a 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/SyncGetCryptoKeyCryptokeyname.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/SyncGetCryptoKeyCryptokeyname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetCryptoKeyCryptokeyname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CryptoKeyName name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/SyncGetCryptoKeyString.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/SyncGetCryptoKeyString.java
index 29bc7ab985..1ae0e8f179 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/SyncGetCryptoKeyString.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokey/SyncGetCryptoKeyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetCryptoKeyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/AsyncGetCryptoKeyVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/AsyncGetCryptoKeyVersion.java
index 65a78ad558..62243f3c20 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/AsyncGetCryptoKeyVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/AsyncGetCryptoKeyVersion.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetCryptoKeyVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetCryptoKeyVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/SyncGetCryptoKeyVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/SyncGetCryptoKeyVersion.java
index 1262f13387..882fb75932 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/SyncGetCryptoKeyVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/SyncGetCryptoKeyVersion.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetCryptoKeyVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetCryptoKeyVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/SyncGetCryptoKeyVersionCryptokeyversionname.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/SyncGetCryptoKeyVersionCryptokeyversionname.java
index 233349f476..4e28c15fda 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/SyncGetCryptoKeyVersionCryptokeyversionname.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/SyncGetCryptoKeyVersionCryptokeyversionname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetCryptoKeyVersionCryptokeyversionname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CryptoKeyVersionName name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/SyncGetCryptoKeyVersionString.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/SyncGetCryptoKeyVersionString.java
index f0cce5d900..febdb4a86d 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/SyncGetCryptoKeyVersionString.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getcryptokeyversion/SyncGetCryptoKeyVersionString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetCryptoKeyVersionString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getiampolicy/AsyncGetIamPolicy.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getiampolicy/AsyncGetIamPolicy.java
index b9de93dcf1..50981d7822 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getiampolicy/AsyncGetIamPolicy.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getiampolicy/AsyncGetIamPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetIamPolicyRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getiampolicy/SyncGetIamPolicy.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getiampolicy/SyncGetIamPolicy.java
index 3020b367b3..c317351717 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getiampolicy/SyncGetIamPolicy.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getiampolicy/SyncGetIamPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetIamPolicyRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/AsyncGetImportJob.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/AsyncGetImportJob.java
index 6d0981ad41..15d8df664c 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/AsyncGetImportJob.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/AsyncGetImportJob.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetImportJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetImportJobRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/SyncGetImportJob.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/SyncGetImportJob.java
index fab6e0d6d1..c49b07bdab 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/SyncGetImportJob.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/SyncGetImportJob.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetImportJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetImportJobRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/SyncGetImportJobImportjobname.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/SyncGetImportJobImportjobname.java
index 6da1c44cdd..657528e659 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/SyncGetImportJobImportjobname.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/SyncGetImportJobImportjobname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetImportJobImportjobname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ImportJobName name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/SyncGetImportJobString.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/SyncGetImportJobString.java
index 4b1abbc094..0acbf4a953 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/SyncGetImportJobString.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getimportjob/SyncGetImportJobString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetImportJobString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/AsyncGetKeyRing.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/AsyncGetKeyRing.java
index d11013dd6f..44393ca245 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/AsyncGetKeyRing.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/AsyncGetKeyRing.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetKeyRing() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetKeyRingRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/SyncGetKeyRing.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/SyncGetKeyRing.java
index 28470ae260..7fda97b056 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/SyncGetKeyRing.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/SyncGetKeyRing.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetKeyRing() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetKeyRingRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/SyncGetKeyRingKeyringname.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/SyncGetKeyRingKeyringname.java
index fa265fe9d4..3c8487c8ec 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/SyncGetKeyRingKeyringname.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/SyncGetKeyRingKeyringname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetKeyRingKeyringname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       KeyRingName name = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]");
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/SyncGetKeyRingString.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/SyncGetKeyRingString.java
index b03662f8b9..22df9329c8 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/SyncGetKeyRingString.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getkeyring/SyncGetKeyRingString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetKeyRingString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String name = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]").toString();
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getlocation/AsyncGetLocation.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getlocation/AsyncGetLocation.java
index 2973834483..e6a8eae9c9 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getlocation/AsyncGetLocation.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getlocation/AsyncGetLocation.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetLocation() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getlocation/SyncGetLocation.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getlocation/SyncGetLocation.java
index 537c3936a0..3899dffdee 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getlocation/SyncGetLocation.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getlocation/SyncGetLocation.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetLocation() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/AsyncGetPublicKey.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/AsyncGetPublicKey.java
index 397ebb1bb9..bb11933f3c 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/AsyncGetPublicKey.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/AsyncGetPublicKey.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetPublicKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetPublicKeyRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/SyncGetPublicKey.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/SyncGetPublicKey.java
index 4b6fa32989..ec2082835e 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/SyncGetPublicKey.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/SyncGetPublicKey.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetPublicKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       GetPublicKeyRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/SyncGetPublicKeyCryptokeyversionname.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/SyncGetPublicKeyCryptokeyversionname.java
index b519b55302..d9fc43d942 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/SyncGetPublicKeyCryptokeyversionname.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/SyncGetPublicKeyCryptokeyversionname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetPublicKeyCryptokeyversionname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CryptoKeyVersionName name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/SyncGetPublicKeyString.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/SyncGetPublicKeyString.java
index b3f6a56f48..5f1593019e 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/SyncGetPublicKeyString.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/getpublickey/SyncGetPublicKeyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetPublicKeyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/importcryptokeyversion/AsyncImportCryptoKeyVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/importcryptokeyversion/AsyncImportCryptoKeyVersion.java
index 3efb40a164..6ee3e456bb 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/importcryptokeyversion/AsyncImportCryptoKeyVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/importcryptokeyversion/AsyncImportCryptoKeyVersion.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncImportCryptoKeyVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ImportCryptoKeyVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/importcryptokeyversion/SyncImportCryptoKeyVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/importcryptokeyversion/SyncImportCryptoKeyVersion.java
index 5034d89b69..6125e803e9 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/importcryptokeyversion/SyncImportCryptoKeyVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/importcryptokeyversion/SyncImportCryptoKeyVersion.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncImportCryptoKeyVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ImportCryptoKeyVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/AsyncListCryptoKeys.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/AsyncListCryptoKeys.java
index fe9030fc82..ecb63ab787 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/AsyncListCryptoKeys.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/AsyncListCryptoKeys.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListCryptoKeys() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListCryptoKeysRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/AsyncListCryptoKeysPaged.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/AsyncListCryptoKeysPaged.java
index ee2c563f91..c4bd7828f1 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/AsyncListCryptoKeysPaged.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/AsyncListCryptoKeysPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListCryptoKeysPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListCryptoKeysRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/SyncListCryptoKeys.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/SyncListCryptoKeys.java
index b82a7ccdeb..241c2db795 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/SyncListCryptoKeys.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/SyncListCryptoKeys.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListCryptoKeys() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListCryptoKeysRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/SyncListCryptoKeysKeyringname.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/SyncListCryptoKeysKeyringname.java
index a2111418f2..9e91cfc04c 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/SyncListCryptoKeysKeyringname.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/SyncListCryptoKeysKeyringname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListCryptoKeysKeyringname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       KeyRingName parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]");
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/SyncListCryptoKeysString.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/SyncListCryptoKeysString.java
index e220fe461d..6ab2e2adfc 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/SyncListCryptoKeysString.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeys/SyncListCryptoKeysString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListCryptoKeysString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]").toString();
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/AsyncListCryptoKeyVersions.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/AsyncListCryptoKeyVersions.java
index 97699e75e6..52567c2573 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/AsyncListCryptoKeyVersions.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/AsyncListCryptoKeyVersions.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListCryptoKeyVersions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListCryptoKeyVersionsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/AsyncListCryptoKeyVersionsPaged.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/AsyncListCryptoKeyVersionsPaged.java
index d86109d1a7..9546866879 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/AsyncListCryptoKeyVersionsPaged.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/AsyncListCryptoKeyVersionsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListCryptoKeyVersionsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListCryptoKeyVersionsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/SyncListCryptoKeyVersions.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/SyncListCryptoKeyVersions.java
index fee573a19e..88091292a8 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/SyncListCryptoKeyVersions.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/SyncListCryptoKeyVersions.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListCryptoKeyVersions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListCryptoKeyVersionsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/SyncListCryptoKeyVersionsCryptokeyname.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/SyncListCryptoKeyVersionsCryptokeyname.java
index 3732a4bc2c..3652175240 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/SyncListCryptoKeyVersionsCryptokeyname.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/SyncListCryptoKeyVersionsCryptokeyname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListCryptoKeyVersionsCryptokeyname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CryptoKeyName parent =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/SyncListCryptoKeyVersionsString.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/SyncListCryptoKeyVersionsString.java
index 7eeb04ea63..8d054c4967 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/SyncListCryptoKeyVersionsString.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listcryptokeyversions/SyncListCryptoKeyVersionsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListCryptoKeyVersionsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String parent =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/AsyncListImportJobs.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/AsyncListImportJobs.java
index dcc282f6e7..09385d58e1 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/AsyncListImportJobs.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/AsyncListImportJobs.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListImportJobs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListImportJobsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/AsyncListImportJobsPaged.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/AsyncListImportJobsPaged.java
index e11d4f37c7..32131a1c56 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/AsyncListImportJobsPaged.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/AsyncListImportJobsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListImportJobsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListImportJobsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/SyncListImportJobs.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/SyncListImportJobs.java
index a448fc8d06..73e3363831 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/SyncListImportJobs.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/SyncListImportJobs.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListImportJobs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListImportJobsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/SyncListImportJobsKeyringname.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/SyncListImportJobsKeyringname.java
index c27b7ebb4b..fa8fe3d794 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/SyncListImportJobsKeyringname.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/SyncListImportJobsKeyringname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListImportJobsKeyringname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       KeyRingName parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]");
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/SyncListImportJobsString.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/SyncListImportJobsString.java
index 16a7cf09fa..36277c90f1 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/SyncListImportJobsString.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listimportjobs/SyncListImportJobsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListImportJobsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]").toString();
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/AsyncListKeyRings.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/AsyncListKeyRings.java
index c1aec87eb4..56a9cd3b95 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/AsyncListKeyRings.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/AsyncListKeyRings.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListKeyRings() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListKeyRingsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/AsyncListKeyRingsPaged.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/AsyncListKeyRingsPaged.java
index 5699e393fb..287623a523 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/AsyncListKeyRingsPaged.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/AsyncListKeyRingsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListKeyRingsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListKeyRingsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/SyncListKeyRings.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/SyncListKeyRings.java
index 44a39dee7c..e8ffd8dca4 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/SyncListKeyRings.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/SyncListKeyRings.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListKeyRings() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListKeyRingsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/SyncListKeyRingsLocationname.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/SyncListKeyRingsLocationname.java
index 02099fdcae..cec3765454 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/SyncListKeyRingsLocationname.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/SyncListKeyRingsLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListKeyRingsLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/SyncListKeyRingsString.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/SyncListKeyRingsString.java
index 5dc2d3699a..5794db5339 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/SyncListKeyRingsString.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listkeyrings/SyncListKeyRingsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListKeyRingsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listlocations/AsyncListLocations.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listlocations/AsyncListLocations.java
index a354b9b818..2f9a5676f1 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listlocations/AsyncListLocations.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listlocations/AsyncListLocations.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListLocations() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListLocationsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listlocations/AsyncListLocationsPaged.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listlocations/AsyncListLocationsPaged.java
index c8567f4b0a..28e03c81ed 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listlocations/AsyncListLocationsPaged.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listlocations/AsyncListLocationsPaged.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListLocationsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListLocationsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listlocations/SyncListLocations.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listlocations/SyncListLocations.java
index 51d7a597a9..83d882829f 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listlocations/SyncListLocations.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/listlocations/SyncListLocations.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListLocations() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       ListLocationsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/AsyncRestoreCryptoKeyVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/AsyncRestoreCryptoKeyVersion.java
index 99c01083dd..3e44a4eee2 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/AsyncRestoreCryptoKeyVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/AsyncRestoreCryptoKeyVersion.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRestoreCryptoKeyVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       RestoreCryptoKeyVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/SyncRestoreCryptoKeyVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/SyncRestoreCryptoKeyVersion.java
index db1b5f42ef..3b7b242f1d 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/SyncRestoreCryptoKeyVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/SyncRestoreCryptoKeyVersion.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncRestoreCryptoKeyVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       RestoreCryptoKeyVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/SyncRestoreCryptoKeyVersionCryptokeyversionname.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/SyncRestoreCryptoKeyVersionCryptokeyversionname.java
index e19636c91b..6edc7d69aa 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/SyncRestoreCryptoKeyVersionCryptokeyversionname.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/SyncRestoreCryptoKeyVersionCryptokeyversionname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncRestoreCryptoKeyVersionCryptokeyversionname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CryptoKeyVersionName name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/SyncRestoreCryptoKeyVersionString.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/SyncRestoreCryptoKeyVersionString.java
index bf35052c9f..91bf17eccb 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/SyncRestoreCryptoKeyVersionString.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/restorecryptokeyversion/SyncRestoreCryptoKeyVersionString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncRestoreCryptoKeyVersionString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/testiampermissions/AsyncTestIamPermissions.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/testiampermissions/AsyncTestIamPermissions.java
index cc00c4a773..b5a9a02d79 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/testiampermissions/AsyncTestIamPermissions.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/testiampermissions/AsyncTestIamPermissions.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       TestIamPermissionsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/testiampermissions/SyncTestIamPermissions.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/testiampermissions/SyncTestIamPermissions.java
index b1db511b62..ee169643d7 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/testiampermissions/SyncTestIamPermissions.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/testiampermissions/SyncTestIamPermissions.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       TestIamPermissionsRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokey/AsyncUpdateCryptoKey.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokey/AsyncUpdateCryptoKey.java
index d6ffefaa14..95168be1b8 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokey/AsyncUpdateCryptoKey.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokey/AsyncUpdateCryptoKey.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateCryptoKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       UpdateCryptoKeyRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokey/SyncUpdateCryptoKey.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokey/SyncUpdateCryptoKey.java
index f9af1159d2..ef8e9cded2 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokey/SyncUpdateCryptoKey.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokey/SyncUpdateCryptoKey.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateCryptoKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       UpdateCryptoKeyRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokey/SyncUpdateCryptoKeyCryptokeyFieldmask.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokey/SyncUpdateCryptoKeyCryptokeyFieldmask.java
index a908aaa8ef..b31a813a66 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokey/SyncUpdateCryptoKeyCryptokeyFieldmask.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokey/SyncUpdateCryptoKeyCryptokeyFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateCryptoKeyCryptokeyFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CryptoKey cryptoKey = CryptoKey.newBuilder().build();
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/AsyncUpdateCryptoKeyPrimaryVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/AsyncUpdateCryptoKeyPrimaryVersion.java
index c60249a2fe..94399c8252 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/AsyncUpdateCryptoKeyPrimaryVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/AsyncUpdateCryptoKeyPrimaryVersion.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateCryptoKeyPrimaryVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       UpdateCryptoKeyPrimaryVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/SyncUpdateCryptoKeyPrimaryVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/SyncUpdateCryptoKeyPrimaryVersion.java
index 9ffc5a1634..0f7b570e0a 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/SyncUpdateCryptoKeyPrimaryVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/SyncUpdateCryptoKeyPrimaryVersion.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateCryptoKeyPrimaryVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       UpdateCryptoKeyPrimaryVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/SyncUpdateCryptoKeyPrimaryVersionCryptokeynameString.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/SyncUpdateCryptoKeyPrimaryVersionCryptokeynameString.java
index 2c51ac8a44..ef854d7729 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/SyncUpdateCryptoKeyPrimaryVersionCryptokeynameString.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/SyncUpdateCryptoKeyPrimaryVersionCryptokeynameString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateCryptoKeyPrimaryVersionCryptokeynameString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CryptoKeyName name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/SyncUpdateCryptoKeyPrimaryVersionStringString.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/SyncUpdateCryptoKeyPrimaryVersionStringString.java
index 7d8e67a671..aeebde50d0 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/SyncUpdateCryptoKeyPrimaryVersionStringString.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyprimaryversion/SyncUpdateCryptoKeyPrimaryVersionStringString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateCryptoKeyPrimaryVersionStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       String name =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyversion/AsyncUpdateCryptoKeyVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyversion/AsyncUpdateCryptoKeyVersion.java
index eb72033e50..acc9d43dec 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyversion/AsyncUpdateCryptoKeyVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyversion/AsyncUpdateCryptoKeyVersion.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateCryptoKeyVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       UpdateCryptoKeyVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyversion/SyncUpdateCryptoKeyVersion.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyversion/SyncUpdateCryptoKeyVersion.java
index 84d39b0ea4..97a198efb9 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyversion/SyncUpdateCryptoKeyVersion.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyversion/SyncUpdateCryptoKeyVersion.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateCryptoKeyVersion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       UpdateCryptoKeyVersionRequest request =
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyversion/SyncUpdateCryptoKeyVersionCryptokeyversionFieldmask.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyversion/SyncUpdateCryptoKeyVersionCryptokeyversionFieldmask.java
index d6ddd7f871..ed1aaf15bf 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyversion/SyncUpdateCryptoKeyVersionCryptokeyversionFieldmask.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementserviceclient/updatecryptokeyversion/SyncUpdateCryptoKeyVersionCryptokeyversionFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateCryptoKeyVersionCryptokeyversionFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (KeyManagementServiceClient keyManagementServiceClient =
         KeyManagementServiceClient.create()) {
       CryptoKeyVersion cryptoKeyVersion = CryptoKeyVersion.newBuilder().build();
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementservicesettings/getkeyring/SyncGetKeyRing.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementservicesettings/getkeyring/SyncGetKeyRing.java
index 65a3a77274..1d3331dc8a 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementservicesettings/getkeyring/SyncGetKeyRing.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/keymanagementservicesettings/getkeyring/SyncGetKeyRing.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetKeyRing() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     KeyManagementServiceSettings.Builder keyManagementServiceSettingsBuilder =
         KeyManagementServiceSettings.newBuilder();
     keyManagementServiceSettingsBuilder
diff --git a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/stub/keymanagementservicestubsettings/getkeyring/SyncGetKeyRing.java b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/stub/keymanagementservicestubsettings/getkeyring/SyncGetKeyRing.java
index 511287cfbc..7baee4a57e 100644
--- a/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/stub/keymanagementservicestubsettings/getkeyring/SyncGetKeyRing.java
+++ b/test/integration/goldens/kms/samples/snippets/generated/main/java/com/google/cloud/kms/v1/stub/keymanagementservicestubsettings/getkeyring/SyncGetKeyRing.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetKeyRing() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     KeyManagementServiceStubSettings.Builder keyManagementServiceSettingsBuilder =
         KeyManagementServiceStubSettings.newBuilder();
     keyManagementServiceSettingsBuilder
diff --git a/test/integration/goldens/kms/src/com/google/cloud/kms/v1/KeyManagementServiceClient.java b/test/integration/goldens/kms/src/com/google/cloud/kms/v1/KeyManagementServiceClient.java
index fe657b441d..75782a6312 100644
--- a/test/integration/goldens/kms/src/com/google/cloud/kms/v1/KeyManagementServiceClient.java
+++ b/test/integration/goldens/kms/src/com/google/cloud/kms/v1/KeyManagementServiceClient.java
@@ -64,8 +64,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (KeyManagementServiceClient keyManagementServiceClient =
  *     KeyManagementServiceClient.create()) {
  *   KeyRingName name = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]");
@@ -103,8 +106,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * KeyManagementServiceSettings keyManagementServiceSettings =
  *     KeyManagementServiceSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -116,8 +122,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * KeyManagementServiceSettings keyManagementServiceSettings =
  *     KeyManagementServiceSettings.newBuilder().setEndpoint(myEndpoint).build();
  * KeyManagementServiceClient keyManagementServiceClient =
@@ -183,8 +192,11 @@ public KeyManagementServiceStub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
@@ -213,8 +225,11 @@ public final ListKeyRingsPagedResponse listKeyRings(LocationName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
@@ -240,8 +255,11 @@ public final ListKeyRingsPagedResponse listKeyRings(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListKeyRingsRequest request =
@@ -272,8 +290,11 @@ public final ListKeyRingsPagedResponse listKeyRings(ListKeyRingsRequest request)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListKeyRingsRequest request =
@@ -305,8 +326,11 @@ public final ListKeyRingsPagedResponse listKeyRings(ListKeyRingsRequest request)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListKeyRingsRequest request =
@@ -344,8 +368,11 @@ public final UnaryCallable listKeyRin
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   KeyRingName parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]");
@@ -374,8 +401,11 @@ public final ListCryptoKeysPagedResponse listCryptoKeys(KeyRingName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]").toString();
@@ -401,8 +431,11 @@ public final ListCryptoKeysPagedResponse listCryptoKeys(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListCryptoKeysRequest request =
@@ -433,8 +466,11 @@ public final ListCryptoKeysPagedResponse listCryptoKeys(ListCryptoKeysRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListCryptoKeysRequest request =
@@ -466,8 +502,11 @@ public final ListCryptoKeysPagedResponse listCryptoKeys(ListCryptoKeysRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListCryptoKeysRequest request =
@@ -506,8 +545,11 @@ public final ListCryptoKeysPagedResponse listCryptoKeys(ListCryptoKeysRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CryptoKeyName parent =
@@ -538,8 +580,11 @@ public final ListCryptoKeyVersionsPagedResponse listCryptoKeyVersions(CryptoKeyN
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String parent =
@@ -568,8 +613,11 @@ public final ListCryptoKeyVersionsPagedResponse listCryptoKeyVersions(String par
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListCryptoKeyVersionsRequest request =
@@ -604,8 +652,11 @@ public final ListCryptoKeyVersionsPagedResponse listCryptoKeyVersions(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListCryptoKeyVersionsRequest request =
@@ -639,8 +690,11 @@ public final ListCryptoKeyVersionsPagedResponse listCryptoKeyVersions(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListCryptoKeyVersionsRequest request =
@@ -681,8 +735,11 @@ public final ListCryptoKeyVersionsPagedResponse listCryptoKeyVersions(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   KeyRingName parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]");
@@ -711,8 +768,11 @@ public final ListImportJobsPagedResponse listImportJobs(KeyRingName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]").toString();
@@ -738,8 +798,11 @@ public final ListImportJobsPagedResponse listImportJobs(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListImportJobsRequest request =
@@ -770,8 +833,11 @@ public final ListImportJobsPagedResponse listImportJobs(ListImportJobsRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListImportJobsRequest request =
@@ -803,8 +869,11 @@ public final ListImportJobsPagedResponse listImportJobs(ListImportJobsRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListImportJobsRequest request =
@@ -843,8 +912,11 @@ public final ListImportJobsPagedResponse listImportJobs(ListImportJobsRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   KeyRingName name = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]");
@@ -869,8 +941,11 @@ public final KeyRing getKeyRing(KeyRingName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String name = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]").toString();
@@ -894,8 +969,11 @@ public final KeyRing getKeyRing(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetKeyRingRequest request =
@@ -920,8 +998,11 @@ public final KeyRing getKeyRing(GetKeyRingRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetKeyRingRequest request =
@@ -948,8 +1029,11 @@ public final UnaryCallable getKeyRingCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CryptoKeyName name =
@@ -977,8 +1061,11 @@ public final CryptoKey getCryptoKey(CryptoKeyName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String name =
@@ -1005,8 +1092,11 @@ public final CryptoKey getCryptoKey(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetCryptoKeyRequest request =
@@ -1035,8 +1125,11 @@ public final CryptoKey getCryptoKey(GetCryptoKeyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetCryptoKeyRequest request =
@@ -1063,8 +1156,11 @@ public final UnaryCallable getCryptoKeyCallable(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CryptoKeyVersionName name =
@@ -1093,8 +1189,11 @@ public final CryptoKeyVersion getCryptoKeyVersion(CryptoKeyVersionName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String name =
@@ -1122,8 +1221,11 @@ public final CryptoKeyVersion getCryptoKeyVersion(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetCryptoKeyVersionRequest request =
@@ -1155,8 +1257,11 @@ public final CryptoKeyVersion getCryptoKeyVersion(GetCryptoKeyVersionRequest req
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetCryptoKeyVersionRequest request =
@@ -1192,8 +1297,11 @@ public final CryptoKeyVersion getCryptoKeyVersion(GetCryptoKeyVersionRequest req
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CryptoKeyVersionName name =
@@ -1223,8 +1331,11 @@ public final PublicKey getPublicKey(CryptoKeyVersionName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String name =
@@ -1254,8 +1365,11 @@ public final PublicKey getPublicKey(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetPublicKeyRequest request =
@@ -1290,8 +1404,11 @@ public final PublicKey getPublicKey(GetPublicKeyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetPublicKeyRequest request =
@@ -1323,8 +1440,11 @@ public final UnaryCallable getPublicKeyCallable(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ImportJobName name =
@@ -1350,8 +1470,11 @@ public final ImportJob getImportJob(ImportJobName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String name =
@@ -1376,8 +1499,11 @@ public final ImportJob getImportJob(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetImportJobRequest request =
@@ -1404,8 +1530,11 @@ public final ImportJob getImportJob(GetImportJobRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetImportJobRequest request =
@@ -1432,8 +1561,11 @@ public final UnaryCallable getImportJobCallable(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
@@ -1467,8 +1599,11 @@ public final KeyRing createKeyRing(LocationName parent, String keyRingId, KeyRin
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
@@ -1502,8 +1637,11 @@ public final KeyRing createKeyRing(String parent, String keyRingId, KeyRing keyR
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CreateKeyRingRequest request =
@@ -1530,8 +1668,11 @@ public final KeyRing createKeyRing(CreateKeyRingRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CreateKeyRingRequest request =
@@ -1563,8 +1704,11 @@ public final UnaryCallable createKeyRingCallable(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   KeyRingName parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]");
@@ -1606,8 +1750,11 @@ public final CryptoKey createCryptoKey(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]").toString();
@@ -1648,8 +1795,11 @@ public final CryptoKey createCryptoKey(String parent, String cryptoKeyId, Crypto
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CreateCryptoKeyRequest request =
@@ -1682,8 +1832,11 @@ public final CryptoKey createCryptoKey(CreateCryptoKeyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CreateCryptoKeyRequest request =
@@ -1716,8 +1869,11 @@ public final UnaryCallable createCryptoKeyCal
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CryptoKeyName parent =
@@ -1757,8 +1913,11 @@ public final CryptoKeyVersion createCryptoKeyVersion(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String parent =
@@ -1798,8 +1957,11 @@ public final CryptoKeyVersion createCryptoKeyVersion(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CreateCryptoKeyVersionRequest request =
@@ -1832,8 +1994,11 @@ public final CryptoKeyVersion createCryptoKeyVersion(CreateCryptoKeyVersionReque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CreateCryptoKeyVersionRequest request =
@@ -1867,8 +2032,11 @@ public final CryptoKeyVersion createCryptoKeyVersion(CreateCryptoKeyVersionReque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ImportCryptoKeyVersionRequest request =
@@ -1901,8 +2069,11 @@ public final CryptoKeyVersion importCryptoKeyVersion(ImportCryptoKeyVersionReque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ImportCryptoKeyVersionRequest request =
@@ -1934,8 +2105,11 @@ public final CryptoKeyVersion importCryptoKeyVersion(ImportCryptoKeyVersionReque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   KeyRingName parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]");
@@ -1976,8 +2150,11 @@ public final ImportJob createImportJob(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String parent = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]").toString();
@@ -2017,8 +2194,11 @@ public final ImportJob createImportJob(String parent, String importJobId, Import
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CreateImportJobRequest request =
@@ -2048,8 +2228,11 @@ public final ImportJob createImportJob(CreateImportJobRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CreateImportJobRequest request =
@@ -2076,8 +2259,11 @@ public final UnaryCallable createImportJobCal
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CryptoKey cryptoKey = CryptoKey.newBuilder().build();
@@ -2106,8 +2292,11 @@ public final CryptoKey updateCryptoKey(CryptoKey cryptoKey, FieldMask updateMask
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   UpdateCryptoKeyRequest request =
@@ -2133,8 +2322,11 @@ public final CryptoKey updateCryptoKey(UpdateCryptoKeyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   UpdateCryptoKeyRequest request =
@@ -2168,8 +2360,11 @@ public final UnaryCallable updateCryptoKeyCal
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CryptoKeyVersion cryptoKeyVersion = CryptoKeyVersion.newBuilder().build();
@@ -2209,8 +2404,11 @@ public final CryptoKeyVersion updateCryptoKeyVersion(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   UpdateCryptoKeyVersionRequest request =
@@ -2244,8 +2442,11 @@ public final CryptoKeyVersion updateCryptoKeyVersion(UpdateCryptoKeyVersionReque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   UpdateCryptoKeyVersionRequest request =
@@ -2275,8 +2476,11 @@ public final CryptoKeyVersion updateCryptoKeyVersion(UpdateCryptoKeyVersionReque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ResourceName name = CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]");
@@ -2317,8 +2521,11 @@ public final EncryptResponse encrypt(ResourceName name, ByteString plaintext) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String name =
@@ -2357,8 +2564,11 @@ public final EncryptResponse encrypt(String name, ByteString plaintext) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   EncryptRequest request =
@@ -2392,8 +2602,11 @@ public final EncryptResponse encrypt(EncryptRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   EncryptRequest request =
@@ -2427,8 +2640,11 @@ public final UnaryCallable encryptCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CryptoKeyName name =
@@ -2463,8 +2679,11 @@ public final DecryptResponse decrypt(CryptoKeyName name, ByteString ciphertext)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String name =
@@ -2496,8 +2715,11 @@ public final DecryptResponse decrypt(String name, ByteString ciphertext) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   DecryptRequest request =
@@ -2531,8 +2753,11 @@ public final DecryptResponse decrypt(DecryptRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   DecryptRequest request =
@@ -2566,8 +2791,11 @@ public final UnaryCallable decryptCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CryptoKeyVersionName name =
@@ -2604,8 +2832,11 @@ public final AsymmetricSignResponse asymmetricSign(CryptoKeyVersionName name, Di
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String name =
@@ -2640,8 +2871,11 @@ public final AsymmetricSignResponse asymmetricSign(String name, Digest digest) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   AsymmetricSignRequest request =
@@ -2678,8 +2912,11 @@ public final AsymmetricSignResponse asymmetricSign(AsymmetricSignRequest request
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   AsymmetricSignRequest request =
@@ -2717,8 +2954,11 @@ public final AsymmetricSignResponse asymmetricSign(AsymmetricSignRequest request
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CryptoKeyVersionName name =
@@ -2756,8 +2996,11 @@ public final AsymmetricDecryptResponse asymmetricDecrypt(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String name =
@@ -2792,8 +3035,11 @@ public final AsymmetricDecryptResponse asymmetricDecrypt(String name, ByteString
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   AsymmetricDecryptRequest request =
@@ -2830,8 +3076,11 @@ public final AsymmetricDecryptResponse asymmetricDecrypt(AsymmetricDecryptReques
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   AsymmetricDecryptRequest request =
@@ -2869,8 +3118,11 @@ public final AsymmetricDecryptResponse asymmetricDecrypt(AsymmetricDecryptReques
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CryptoKeyName name =
@@ -2907,8 +3159,11 @@ public final CryptoKey updateCryptoKeyPrimaryVersion(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String name =
@@ -2944,8 +3199,11 @@ public final CryptoKey updateCryptoKeyPrimaryVersion(String name, String cryptoK
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   UpdateCryptoKeyPrimaryVersionRequest request =
@@ -2977,8 +3235,11 @@ public final CryptoKey updateCryptoKeyPrimaryVersion(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   UpdateCryptoKeyPrimaryVersionRequest request =
@@ -3020,8 +3281,11 @@ public final CryptoKey updateCryptoKeyPrimaryVersion(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CryptoKeyVersionName name =
@@ -3063,8 +3327,11 @@ public final CryptoKeyVersion destroyCryptoKeyVersion(CryptoKeyVersionName name)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String name =
@@ -3105,8 +3372,11 @@ public final CryptoKeyVersion destroyCryptoKeyVersion(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   DestroyCryptoKeyVersionRequest request =
@@ -3151,8 +3421,11 @@ public final CryptoKeyVersion destroyCryptoKeyVersion(DestroyCryptoKeyVersionReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   DestroyCryptoKeyVersionRequest request =
@@ -3192,8 +3465,11 @@ public final CryptoKeyVersion destroyCryptoKeyVersion(DestroyCryptoKeyVersionReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   CryptoKeyVersionName name =
@@ -3229,8 +3505,11 @@ public final CryptoKeyVersion restoreCryptoKeyVersion(CryptoKeyVersionName name)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   String name =
@@ -3265,8 +3544,11 @@ public final CryptoKeyVersion restoreCryptoKeyVersion(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   RestoreCryptoKeyVersionRequest request =
@@ -3305,8 +3587,11 @@ public final CryptoKeyVersion restoreCryptoKeyVersion(RestoreCryptoKeyVersionReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   RestoreCryptoKeyVersionRequest request =
@@ -3340,8 +3625,11 @@ public final CryptoKeyVersion restoreCryptoKeyVersion(RestoreCryptoKeyVersionReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetIamPolicyRequest request =
@@ -3370,8 +3658,11 @@ public final Policy getIamPolicy(GetIamPolicyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetIamPolicyRequest request =
@@ -3399,8 +3690,11 @@ public final UnaryCallable getIamPolicyCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListLocationsRequest request =
@@ -3430,8 +3724,11 @@ public final ListLocationsPagedResponse listLocations(ListLocationsRequest reque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListLocationsRequest request =
@@ -3462,8 +3759,11 @@ public final ListLocationsPagedResponse listLocations(ListLocationsRequest reque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   ListLocationsRequest request =
@@ -3500,8 +3800,11 @@ public final UnaryCallable listLoca
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
@@ -3523,8 +3826,11 @@ public final Location getLocation(GetLocationRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   GetLocationRequest request = GetLocationRequest.newBuilder().setName("name3373707").build();
@@ -3547,8 +3853,11 @@ public final UnaryCallable getLocationCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   TestIamPermissionsRequest request =
@@ -3577,8 +3886,11 @@ public final TestIamPermissionsResponse testIamPermissions(TestIamPermissionsReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (KeyManagementServiceClient keyManagementServiceClient =
    *     KeyManagementServiceClient.create()) {
    *   TestIamPermissionsRequest request =
diff --git a/test/integration/goldens/kms/src/com/google/cloud/kms/v1/KeyManagementServiceSettings.java b/test/integration/goldens/kms/src/com/google/cloud/kms/v1/KeyManagementServiceSettings.java
index 2b750af8a7..8839772cec 100644
--- a/test/integration/goldens/kms/src/com/google/cloud/kms/v1/KeyManagementServiceSettings.java
+++ b/test/integration/goldens/kms/src/com/google/cloud/kms/v1/KeyManagementServiceSettings.java
@@ -65,8 +65,11 @@
  * 
For example, to set the total timeout of getKeyRing to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * KeyManagementServiceSettings.Builder keyManagementServiceSettingsBuilder =
  *     KeyManagementServiceSettings.newBuilder();
  * keyManagementServiceSettingsBuilder
diff --git a/test/integration/goldens/kms/src/com/google/cloud/kms/v1/package-info.java b/test/integration/goldens/kms/src/com/google/cloud/kms/v1/package-info.java
index fc9d5ed30f..648574c088 100644
--- a/test/integration/goldens/kms/src/com/google/cloud/kms/v1/package-info.java
+++ b/test/integration/goldens/kms/src/com/google/cloud/kms/v1/package-info.java
@@ -39,8 +39,11 @@
  * 
Sample for KeyManagementServiceClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (KeyManagementServiceClient keyManagementServiceClient =
  *     KeyManagementServiceClient.create()) {
  *   KeyRingName name = KeyRingName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]");
diff --git a/test/integration/goldens/kms/src/com/google/cloud/kms/v1/stub/KeyManagementServiceStubSettings.java b/test/integration/goldens/kms/src/com/google/cloud/kms/v1/stub/KeyManagementServiceStubSettings.java
index 4c7d0011b3..319425e612 100644
--- a/test/integration/goldens/kms/src/com/google/cloud/kms/v1/stub/KeyManagementServiceStubSettings.java
+++ b/test/integration/goldens/kms/src/com/google/cloud/kms/v1/stub/KeyManagementServiceStubSettings.java
@@ -115,8 +115,11 @@
  * 
For example, to set the total timeout of getKeyRing to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * KeyManagementServiceStubSettings.Builder keyManagementServiceSettingsBuilder =
  *     KeyManagementServiceStubSettings.newBuilder();
  * keyManagementServiceSettingsBuilder
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/create/SyncCreateSetCredentialsProvider.java
index cb1ae3c17d..a0e8d8b883 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     LibraryServiceSettings libraryServiceSettings =
         LibraryServiceSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/create/SyncCreateSetEndpoint.java
index 0635adf8c6..014b409361 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     LibraryServiceSettings libraryServiceSettings =
         LibraryServiceSettings.newBuilder().setEndpoint(myEndpoint).build();
     LibraryServiceClient libraryServiceClient = LibraryServiceClient.create(libraryServiceSettings);
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/AsyncCreateBook.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/AsyncCreateBook.java
index f01d9f0121..19a3b5a765 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/AsyncCreateBook.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/AsyncCreateBook.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       CreateBookRequest request =
           CreateBookRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/SyncCreateBook.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/SyncCreateBook.java
index 6b593d4d58..d75dfd0215 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/SyncCreateBook.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/SyncCreateBook.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       CreateBookRequest request =
           CreateBookRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/SyncCreateBookShelfnameBook.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/SyncCreateBookShelfnameBook.java
index da33aa07d9..bd3963e824 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/SyncCreateBookShelfnameBook.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/SyncCreateBookShelfnameBook.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateBookShelfnameBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       ShelfName parent = ShelfName.of("[SHELF_ID]");
       Book book = Book.newBuilder().build();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/SyncCreateBookStringBook.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/SyncCreateBookStringBook.java
index 0f6e1798be..1c115d62ae 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/SyncCreateBookStringBook.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createbook/SyncCreateBookStringBook.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateBookStringBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       String parent = ShelfName.of("[SHELF_ID]").toString();
       Book book = Book.newBuilder().build();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createshelf/AsyncCreateShelf.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createshelf/AsyncCreateShelf.java
index 0e2e7caead..1a0ed5ff87 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createshelf/AsyncCreateShelf.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createshelf/AsyncCreateShelf.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateShelf() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       CreateShelfRequest request =
           CreateShelfRequest.newBuilder().setShelf(Shelf.newBuilder().build()).build();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createshelf/SyncCreateShelf.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createshelf/SyncCreateShelf.java
index de9ecdb0c1..41edfce737 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createshelf/SyncCreateShelf.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createshelf/SyncCreateShelf.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateShelf() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       CreateShelfRequest request =
           CreateShelfRequest.newBuilder().setShelf(Shelf.newBuilder().build()).build();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createshelf/SyncCreateShelfShelf.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createshelf/SyncCreateShelfShelf.java
index ebf578cbd1..554007f360 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createshelf/SyncCreateShelfShelf.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/createshelf/SyncCreateShelfShelf.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateShelfShelf() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       Shelf shelf = Shelf.newBuilder().build();
       Shelf response = libraryServiceClient.createShelf(shelf);
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/AsyncDeleteBook.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/AsyncDeleteBook.java
index 4f8c7cb482..2626b080c3 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/AsyncDeleteBook.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/AsyncDeleteBook.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       DeleteBookRequest request =
           DeleteBookRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/SyncDeleteBook.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/SyncDeleteBook.java
index eb1d1783cc..270c06e9cd 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/SyncDeleteBook.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/SyncDeleteBook.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       DeleteBookRequest request =
           DeleteBookRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/SyncDeleteBookBookname.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/SyncDeleteBookBookname.java
index 195bb8beed..57bf605de1 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/SyncDeleteBookBookname.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/SyncDeleteBookBookname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBookBookname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       BookName name = BookName.of("[SHELF]", "[BOOK]");
       libraryServiceClient.deleteBook(name);
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/SyncDeleteBookString.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/SyncDeleteBookString.java
index 4500043b48..480c519b0c 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/SyncDeleteBookString.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deletebook/SyncDeleteBookString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBookString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       String name = BookName.of("[SHELF]", "[BOOK]").toString();
       libraryServiceClient.deleteBook(name);
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/AsyncDeleteShelf.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/AsyncDeleteShelf.java
index 420edb975f..f7379ff7ca 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/AsyncDeleteShelf.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/AsyncDeleteShelf.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteShelf() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       DeleteShelfRequest request =
           DeleteShelfRequest.newBuilder().setName(ShelfName.of("[SHELF_ID]").toString()).build();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/SyncDeleteShelf.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/SyncDeleteShelf.java
index 45bdccf0ff..8c9506ba9d 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/SyncDeleteShelf.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/SyncDeleteShelf.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteShelf() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       DeleteShelfRequest request =
           DeleteShelfRequest.newBuilder().setName(ShelfName.of("[SHELF_ID]").toString()).build();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/SyncDeleteShelfShelfname.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/SyncDeleteShelfShelfname.java
index 703b210a31..68340f6c02 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/SyncDeleteShelfShelfname.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/SyncDeleteShelfShelfname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteShelfShelfname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       ShelfName name = ShelfName.of("[SHELF_ID]");
       libraryServiceClient.deleteShelf(name);
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/SyncDeleteShelfString.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/SyncDeleteShelfString.java
index 9b13123cae..0dad6e4eb5 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/SyncDeleteShelfString.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/deleteshelf/SyncDeleteShelfString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteShelfString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       String name = ShelfName.of("[SHELF_ID]").toString();
       libraryServiceClient.deleteShelf(name);
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/AsyncGetBook.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/AsyncGetBook.java
index 7d2e5d5923..1d3961fa67 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/AsyncGetBook.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/AsyncGetBook.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       GetBookRequest request =
           GetBookRequest.newBuilder().setName(BookName.of("[SHELF]", "[BOOK]").toString()).build();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/SyncGetBook.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/SyncGetBook.java
index 86ee72d85a..bf96bddbe8 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/SyncGetBook.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/SyncGetBook.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       GetBookRequest request =
           GetBookRequest.newBuilder().setName(BookName.of("[SHELF]", "[BOOK]").toString()).build();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/SyncGetBookBookname.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/SyncGetBookBookname.java
index 616dd30c7a..513978ef3d 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/SyncGetBookBookname.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/SyncGetBookBookname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBookBookname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       BookName name = BookName.of("[SHELF]", "[BOOK]");
       Book response = libraryServiceClient.getBook(name);
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/SyncGetBookString.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/SyncGetBookString.java
index 85bd33a6d1..29fab8d271 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/SyncGetBookString.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getbook/SyncGetBookString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBookString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       String name = BookName.of("[SHELF]", "[BOOK]").toString();
       Book response = libraryServiceClient.getBook(name);
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/AsyncGetShelf.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/AsyncGetShelf.java
index 64549e0341..30daacbbb8 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/AsyncGetShelf.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/AsyncGetShelf.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetShelf() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       GetShelfRequest request =
           GetShelfRequest.newBuilder().setName(ShelfName.of("[SHELF_ID]").toString()).build();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/SyncGetShelf.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/SyncGetShelf.java
index 4b15cde43b..627164c577 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/SyncGetShelf.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/SyncGetShelf.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetShelf() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       GetShelfRequest request =
           GetShelfRequest.newBuilder().setName(ShelfName.of("[SHELF_ID]").toString()).build();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/SyncGetShelfShelfname.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/SyncGetShelfShelfname.java
index 55fe6e60eb..7bb09b105d 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/SyncGetShelfShelfname.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/SyncGetShelfShelfname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetShelfShelfname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       ShelfName name = ShelfName.of("[SHELF_ID]");
       Shelf response = libraryServiceClient.getShelf(name);
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/SyncGetShelfString.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/SyncGetShelfString.java
index 4182d61edd..2d176ba38d 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/SyncGetShelfString.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/getshelf/SyncGetShelfString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetShelfString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       String name = ShelfName.of("[SHELF_ID]").toString();
       Shelf response = libraryServiceClient.getShelf(name);
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/AsyncListBooks.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/AsyncListBooks.java
index 8e662c19f5..07aa0ce803 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/AsyncListBooks.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/AsyncListBooks.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListBooks() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       ListBooksRequest request =
           ListBooksRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/AsyncListBooksPaged.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/AsyncListBooksPaged.java
index 44bd46af83..b359f09db4 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/AsyncListBooksPaged.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/AsyncListBooksPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListBooksPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       ListBooksRequest request =
           ListBooksRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/SyncListBooks.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/SyncListBooks.java
index 90672f2a15..9a4c835c48 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/SyncListBooks.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/SyncListBooks.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBooks() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       ListBooksRequest request =
           ListBooksRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/SyncListBooksShelfname.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/SyncListBooksShelfname.java
index 8669c72af0..5731838424 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/SyncListBooksShelfname.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/SyncListBooksShelfname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBooksShelfname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       ShelfName parent = ShelfName.of("[SHELF_ID]");
       for (Book element : libraryServiceClient.listBooks(parent).iterateAll()) {
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/SyncListBooksString.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/SyncListBooksString.java
index ca888a75d3..ac88e27f09 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/SyncListBooksString.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listbooks/SyncListBooksString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBooksString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       String parent = ShelfName.of("[SHELF_ID]").toString();
       for (Book element : libraryServiceClient.listBooks(parent).iterateAll()) {
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listshelves/AsyncListShelves.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listshelves/AsyncListShelves.java
index c3ec8afe8e..42df784232 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listshelves/AsyncListShelves.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listshelves/AsyncListShelves.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListShelves() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       ListShelvesRequest request =
           ListShelvesRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listshelves/AsyncListShelvesPaged.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listshelves/AsyncListShelvesPaged.java
index 7ecac2d45a..4dae54af84 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listshelves/AsyncListShelvesPaged.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listshelves/AsyncListShelvesPaged.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListShelvesPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       ListShelvesRequest request =
           ListShelvesRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listshelves/SyncListShelves.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listshelves/SyncListShelves.java
index 8c1126dbea..f9f890cf89 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listshelves/SyncListShelves.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/listshelves/SyncListShelves.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListShelves() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       ListShelvesRequest request =
           ListShelvesRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/AsyncMergeShelves.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/AsyncMergeShelves.java
index ceb7b3484b..9583775c40 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/AsyncMergeShelves.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/AsyncMergeShelves.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncMergeShelves() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       MergeShelvesRequest request =
           MergeShelvesRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelves.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelves.java
index cd4880bd6e..10b6a726f0 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelves.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelves.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMergeShelves() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       MergeShelvesRequest request =
           MergeShelvesRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesShelfnameShelfname.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesShelfnameShelfname.java
index bdd3bbd9f3..27bfa0decb 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesShelfnameShelfname.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesShelfnameShelfname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMergeShelvesShelfnameShelfname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       ShelfName name = ShelfName.of("[SHELF_ID]");
       ShelfName otherShelf = ShelfName.of("[SHELF_ID]");
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesShelfnameString.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesShelfnameString.java
index 30b07581e2..0d98e78383 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesShelfnameString.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesShelfnameString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMergeShelvesShelfnameString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       ShelfName name = ShelfName.of("[SHELF_ID]");
       String otherShelf = ShelfName.of("[SHELF_ID]").toString();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesStringShelfname.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesStringShelfname.java
index a35863f85c..d6592fb44c 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesStringShelfname.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesStringShelfname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMergeShelvesStringShelfname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       String name = ShelfName.of("[SHELF_ID]").toString();
       ShelfName otherShelf = ShelfName.of("[SHELF_ID]");
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesStringString.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesStringString.java
index 3e7b021146..36dd500532 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesStringString.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/mergeshelves/SyncMergeShelvesStringString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMergeShelvesStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       String name = ShelfName.of("[SHELF_ID]").toString();
       String otherShelf = ShelfName.of("[SHELF_ID]").toString();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/AsyncMoveBook.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/AsyncMoveBook.java
index 2269627946..dac0502ba7 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/AsyncMoveBook.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/AsyncMoveBook.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncMoveBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       MoveBookRequest request =
           MoveBookRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBook.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBook.java
index cf9d52b768..48a42d5504 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBook.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBook.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMoveBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       MoveBookRequest request =
           MoveBookRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookBooknameShelfname.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookBooknameShelfname.java
index 228696e512..48eba8e822 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookBooknameShelfname.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookBooknameShelfname.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMoveBookBooknameShelfname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       BookName name = BookName.of("[SHELF]", "[BOOK]");
       ShelfName otherShelfName = ShelfName.of("[SHELF_ID]");
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookBooknameString.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookBooknameString.java
index a85e71ca34..28ccd13155 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookBooknameString.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookBooknameString.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMoveBookBooknameString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       BookName name = BookName.of("[SHELF]", "[BOOK]");
       String otherShelfName = ShelfName.of("[SHELF_ID]").toString();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookStringShelfname.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookStringShelfname.java
index 3ab3f3b124..28be6cf5af 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookStringShelfname.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookStringShelfname.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMoveBookStringShelfname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       String name = BookName.of("[SHELF]", "[BOOK]").toString();
       ShelfName otherShelfName = ShelfName.of("[SHELF_ID]");
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookStringString.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookStringString.java
index 252ec2e0b0..90221d0f12 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookStringString.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/movebook/SyncMoveBookStringString.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncMoveBookStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       String name = BookName.of("[SHELF]", "[BOOK]").toString();
       String otherShelfName = ShelfName.of("[SHELF_ID]").toString();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/updatebook/AsyncUpdateBook.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/updatebook/AsyncUpdateBook.java
index d11b4c1c5a..f25e8ecd8e 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/updatebook/AsyncUpdateBook.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/updatebook/AsyncUpdateBook.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       UpdateBookRequest request =
           UpdateBookRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/updatebook/SyncUpdateBook.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/updatebook/SyncUpdateBook.java
index 5ac4ffd2ce..f1e77b9bde 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/updatebook/SyncUpdateBook.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/updatebook/SyncUpdateBook.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateBook() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       UpdateBookRequest request =
           UpdateBookRequest.newBuilder()
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/updatebook/SyncUpdateBookBookFieldmask.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/updatebook/SyncUpdateBookBookFieldmask.java
index e8c6231b35..802cde859a 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/updatebook/SyncUpdateBookBookFieldmask.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryserviceclient/updatebook/SyncUpdateBookBookFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateBookBookFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
       Book book = Book.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryservicesettings/createshelf/SyncCreateShelf.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryservicesettings/createshelf/SyncCreateShelf.java
index 09c41fca35..4166702843 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryservicesettings/createshelf/SyncCreateShelf.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/libraryservicesettings/createshelf/SyncCreateShelf.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateShelf() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     LibraryServiceSettings.Builder libraryServiceSettingsBuilder =
         LibraryServiceSettings.newBuilder();
     libraryServiceSettingsBuilder
diff --git a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/stub/libraryservicestubsettings/createshelf/SyncCreateShelf.java b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/stub/libraryservicestubsettings/createshelf/SyncCreateShelf.java
index 7875366841..67041c148e 100644
--- a/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/stub/libraryservicestubsettings/createshelf/SyncCreateShelf.java
+++ b/test/integration/goldens/library/samples/snippets/generated/main/java/com/google/cloud/example/library/v1/stub/libraryservicestubsettings/createshelf/SyncCreateShelf.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateShelf() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     LibraryServiceStubSettings.Builder libraryServiceSettingsBuilder =
         LibraryServiceStubSettings.newBuilder();
     libraryServiceSettingsBuilder
diff --git a/test/integration/goldens/library/src/com/google/cloud/example/library/v1/LibraryServiceClient.java b/test/integration/goldens/library/src/com/google/cloud/example/library/v1/LibraryServiceClient.java
index 99bd7acbe9..ca741d1d1f 100644
--- a/test/integration/goldens/library/src/com/google/cloud/example/library/v1/LibraryServiceClient.java
+++ b/test/integration/goldens/library/src/com/google/cloud/example/library/v1/LibraryServiceClient.java
@@ -66,8 +66,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
  *   Shelf shelf = Shelf.newBuilder().build();
  *   Shelf response = libraryServiceClient.createShelf(shelf);
@@ -103,8 +106,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * LibraryServiceSettings libraryServiceSettings =
  *     LibraryServiceSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -115,8 +121,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * LibraryServiceSettings libraryServiceSettings =
  *     LibraryServiceSettings.newBuilder().setEndpoint(myEndpoint).build();
  * LibraryServiceClient libraryServiceClient = LibraryServiceClient.create(libraryServiceSettings);
@@ -181,8 +190,11 @@ public LibraryServiceStub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   Shelf shelf = Shelf.newBuilder().build();
    *   Shelf response = libraryServiceClient.createShelf(shelf);
@@ -204,8 +216,11 @@ public final Shelf createShelf(Shelf shelf) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   CreateShelfRequest request =
    *       CreateShelfRequest.newBuilder().setShelf(Shelf.newBuilder().build()).build();
@@ -227,8 +242,11 @@ public final Shelf createShelf(CreateShelfRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   CreateShelfRequest request =
    *       CreateShelfRequest.newBuilder().setShelf(Shelf.newBuilder().build()).build();
@@ -249,8 +267,11 @@ public final UnaryCallable createShelfCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   ShelfName name = ShelfName.of("[SHELF_ID]");
    *   Shelf response = libraryServiceClient.getShelf(name);
@@ -273,8 +294,11 @@ public final Shelf getShelf(ShelfName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   String name = ShelfName.of("[SHELF_ID]").toString();
    *   Shelf response = libraryServiceClient.getShelf(name);
@@ -296,8 +320,11 @@ public final Shelf getShelf(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   GetShelfRequest request =
    *       GetShelfRequest.newBuilder().setName(ShelfName.of("[SHELF_ID]").toString()).build();
@@ -319,8 +346,11 @@ public final Shelf getShelf(GetShelfRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   GetShelfRequest request =
    *       GetShelfRequest.newBuilder().setName(ShelfName.of("[SHELF_ID]").toString()).build();
@@ -342,8 +372,11 @@ public final UnaryCallable getShelfCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   ListShelvesRequest request =
    *       ListShelvesRequest.newBuilder()
@@ -371,8 +404,11 @@ public final ListShelvesPagedResponse listShelves(ListShelvesRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   ListShelvesRequest request =
    *       ListShelvesRequest.newBuilder()
@@ -400,8 +436,11 @@ public final ListShelvesPagedResponse listShelves(ListShelvesRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   ListShelvesRequest request =
    *       ListShelvesRequest.newBuilder()
@@ -434,8 +473,11 @@ public final UnaryCallable listShelvesC
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   ShelfName name = ShelfName.of("[SHELF_ID]");
    *   libraryServiceClient.deleteShelf(name);
@@ -458,8 +500,11 @@ public final void deleteShelf(ShelfName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   String name = ShelfName.of("[SHELF_ID]").toString();
    *   libraryServiceClient.deleteShelf(name);
@@ -481,8 +526,11 @@ public final void deleteShelf(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   DeleteShelfRequest request =
    *       DeleteShelfRequest.newBuilder().setName(ShelfName.of("[SHELF_ID]").toString()).build();
@@ -504,8 +552,11 @@ public final void deleteShelf(DeleteShelfRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   DeleteShelfRequest request =
    *       DeleteShelfRequest.newBuilder().setName(ShelfName.of("[SHELF_ID]").toString()).build();
@@ -531,8 +582,11 @@ public final UnaryCallable deleteShelfCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   ShelfName name = ShelfName.of("[SHELF_ID]");
    *   ShelfName otherShelf = ShelfName.of("[SHELF_ID]");
@@ -565,8 +619,11 @@ public final Shelf mergeShelves(ShelfName name, ShelfName otherShelf) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   ShelfName name = ShelfName.of("[SHELF_ID]");
    *   String otherShelf = ShelfName.of("[SHELF_ID]").toString();
@@ -599,8 +656,11 @@ public final Shelf mergeShelves(ShelfName name, String otherShelf) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   String name = ShelfName.of("[SHELF_ID]").toString();
    *   ShelfName otherShelf = ShelfName.of("[SHELF_ID]");
@@ -633,8 +693,11 @@ public final Shelf mergeShelves(String name, ShelfName otherShelf) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   String name = ShelfName.of("[SHELF_ID]").toString();
    *   String otherShelf = ShelfName.of("[SHELF_ID]").toString();
@@ -664,8 +727,11 @@ public final Shelf mergeShelves(String name, String otherShelf) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   MergeShelvesRequest request =
    *       MergeShelvesRequest.newBuilder()
@@ -695,8 +761,11 @@ public final Shelf mergeShelves(MergeShelvesRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   MergeShelvesRequest request =
    *       MergeShelvesRequest.newBuilder()
@@ -720,8 +789,11 @@ public final UnaryCallable mergeShelvesCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   ShelfName parent = ShelfName.of("[SHELF_ID]");
    *   Book book = Book.newBuilder().build();
@@ -749,8 +821,11 @@ public final Book createBook(ShelfName parent, Book book) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   String parent = ShelfName.of("[SHELF_ID]").toString();
    *   Book book = Book.newBuilder().build();
@@ -775,8 +850,11 @@ public final Book createBook(String parent, Book book) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   CreateBookRequest request =
    *       CreateBookRequest.newBuilder()
@@ -801,8 +879,11 @@ public final Book createBook(CreateBookRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   CreateBookRequest request =
    *       CreateBookRequest.newBuilder()
@@ -826,8 +907,11 @@ public final UnaryCallable createBookCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   BookName name = BookName.of("[SHELF]", "[BOOK]");
    *   Book response = libraryServiceClient.getBook(name);
@@ -850,8 +934,11 @@ public final Book getBook(BookName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   String name = BookName.of("[SHELF]", "[BOOK]").toString();
    *   Book response = libraryServiceClient.getBook(name);
@@ -873,8 +960,11 @@ public final Book getBook(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   GetBookRequest request =
    *       GetBookRequest.newBuilder().setName(BookName.of("[SHELF]", "[BOOK]").toString()).build();
@@ -896,8 +986,11 @@ public final Book getBook(GetBookRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   GetBookRequest request =
    *       GetBookRequest.newBuilder().setName(BookName.of("[SHELF]", "[BOOK]").toString()).build();
@@ -920,8 +1013,11 @@ public final UnaryCallable getBookCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   ShelfName parent = ShelfName.of("[SHELF_ID]");
    *   for (Book element : libraryServiceClient.listBooks(parent).iterateAll()) {
@@ -948,8 +1044,11 @@ public final ListBooksPagedResponse listBooks(ShelfName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   String parent = ShelfName.of("[SHELF_ID]").toString();
    *   for (Book element : libraryServiceClient.listBooks(parent).iterateAll()) {
@@ -975,8 +1074,11 @@ public final ListBooksPagedResponse listBooks(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   ListBooksRequest request =
    *       ListBooksRequest.newBuilder()
@@ -1006,8 +1108,11 @@ public final ListBooksPagedResponse listBooks(ListBooksRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   ListBooksRequest request =
    *       ListBooksRequest.newBuilder()
@@ -1036,8 +1141,11 @@ public final UnaryCallable listBooksPa
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   ListBooksRequest request =
    *       ListBooksRequest.newBuilder()
@@ -1071,8 +1179,11 @@ public final UnaryCallable listBooksCallabl
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   BookName name = BookName.of("[SHELF]", "[BOOK]");
    *   libraryServiceClient.deleteBook(name);
@@ -1095,8 +1206,11 @@ public final void deleteBook(BookName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   String name = BookName.of("[SHELF]", "[BOOK]").toString();
    *   libraryServiceClient.deleteBook(name);
@@ -1118,8 +1232,11 @@ public final void deleteBook(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   DeleteBookRequest request =
    *       DeleteBookRequest.newBuilder()
@@ -1143,8 +1260,11 @@ public final void deleteBook(DeleteBookRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   DeleteBookRequest request =
    *       DeleteBookRequest.newBuilder()
@@ -1168,8 +1288,11 @@ public final UnaryCallable deleteBookCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   Book book = Book.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -1195,8 +1318,11 @@ public final Book updateBook(Book book, FieldMask updateMask) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   UpdateBookRequest request =
    *       UpdateBookRequest.newBuilder()
@@ -1222,8 +1348,11 @@ public final Book updateBook(UpdateBookRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   UpdateBookRequest request =
    *       UpdateBookRequest.newBuilder()
@@ -1248,8 +1377,11 @@ public final UnaryCallable updateBookCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   BookName name = BookName.of("[SHELF]", "[BOOK]");
    *   ShelfName otherShelfName = ShelfName.of("[SHELF_ID]");
@@ -1278,8 +1410,11 @@ public final Book moveBook(BookName name, ShelfName otherShelfName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   BookName name = BookName.of("[SHELF]", "[BOOK]");
    *   String otherShelfName = ShelfName.of("[SHELF_ID]").toString();
@@ -1308,8 +1443,11 @@ public final Book moveBook(BookName name, String otherShelfName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   String name = BookName.of("[SHELF]", "[BOOK]").toString();
    *   ShelfName otherShelfName = ShelfName.of("[SHELF_ID]");
@@ -1338,8 +1476,11 @@ public final Book moveBook(String name, ShelfName otherShelfName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   String name = BookName.of("[SHELF]", "[BOOK]").toString();
    *   String otherShelfName = ShelfName.of("[SHELF_ID]").toString();
@@ -1365,8 +1506,11 @@ public final Book moveBook(String name, String otherShelfName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   MoveBookRequest request =
    *       MoveBookRequest.newBuilder()
@@ -1392,8 +1536,11 @@ public final Book moveBook(MoveBookRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
    *   MoveBookRequest request =
    *       MoveBookRequest.newBuilder()
diff --git a/test/integration/goldens/library/src/com/google/cloud/example/library/v1/LibraryServiceSettings.java b/test/integration/goldens/library/src/com/google/cloud/example/library/v1/LibraryServiceSettings.java
index 7e09a81049..fce77044b0 100644
--- a/test/integration/goldens/library/src/com/google/cloud/example/library/v1/LibraryServiceSettings.java
+++ b/test/integration/goldens/library/src/com/google/cloud/example/library/v1/LibraryServiceSettings.java
@@ -71,8 +71,11 @@
  * 
For example, to set the total timeout of createShelf to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * LibraryServiceSettings.Builder libraryServiceSettingsBuilder =
  *     LibraryServiceSettings.newBuilder();
  * libraryServiceSettingsBuilder
diff --git a/test/integration/goldens/library/src/com/google/cloud/example/library/v1/package-info.java b/test/integration/goldens/library/src/com/google/cloud/example/library/v1/package-info.java
index 91c711a30b..677d1ff309 100644
--- a/test/integration/goldens/library/src/com/google/cloud/example/library/v1/package-info.java
+++ b/test/integration/goldens/library/src/com/google/cloud/example/library/v1/package-info.java
@@ -31,8 +31,11 @@
  * 
Sample for LibraryServiceClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
  *   Shelf shelf = Shelf.newBuilder().build();
  *   Shelf response = libraryServiceClient.createShelf(shelf);
diff --git a/test/integration/goldens/library/src/com/google/cloud/example/library/v1/stub/LibraryServiceStubSettings.java b/test/integration/goldens/library/src/com/google/cloud/example/library/v1/stub/LibraryServiceStubSettings.java
index e10e50e435..d222a4dc4e 100644
--- a/test/integration/goldens/library/src/com/google/cloud/example/library/v1/stub/LibraryServiceStubSettings.java
+++ b/test/integration/goldens/library/src/com/google/cloud/example/library/v1/stub/LibraryServiceStubSettings.java
@@ -85,8 +85,11 @@
  * 
For example, to set the total timeout of createShelf to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * LibraryServiceStubSettings.Builder libraryServiceSettingsBuilder =
  *     LibraryServiceStubSettings.newBuilder();
  * libraryServiceSettingsBuilder
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/create/SyncCreateSetCredentialsProvider.java
index d8d41c4144..f2f4066308 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     ConfigSettings configSettings =
         ConfigSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/create/SyncCreateSetEndpoint.java
index f87353a43e..afec2022d9 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     ConfigSettings configSettings = ConfigSettings.newBuilder().setEndpoint(myEndpoint).build();
     ConfigClient configClient = ConfigClient.create(configSettings);
   }
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createbucket/AsyncCreateBucket.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createbucket/AsyncCreateBucket.java
index 75190b4528..9455e1f583 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createbucket/AsyncCreateBucket.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createbucket/AsyncCreateBucket.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       CreateBucketRequest request =
           CreateBucketRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createbucket/SyncCreateBucket.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createbucket/SyncCreateBucket.java
index 20e0d5b3a8..44a2380e7f 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createbucket/SyncCreateBucket.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createbucket/SyncCreateBucket.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       CreateBucketRequest request =
           CreateBucketRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/AsyncCreateExclusion.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/AsyncCreateExclusion.java
index c3331613d8..5a727225c7 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/AsyncCreateExclusion.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/AsyncCreateExclusion.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateExclusion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       CreateExclusionRequest request =
           CreateExclusionRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusion.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusion.java
index 448c2e5950..3456f78c79 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusion.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusion.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateExclusion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       CreateExclusionRequest request =
           CreateExclusionRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionBillingaccountnameLogexclusion.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionBillingaccountnameLogexclusion.java
index 92bd2d2f08..40e27846f0 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionBillingaccountnameLogexclusion.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionBillingaccountnameLogexclusion.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateExclusionBillingaccountnameLogexclusion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       BillingAccountName parent = BillingAccountName.of("[BILLING_ACCOUNT]");
       LogExclusion exclusion = LogExclusion.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionFoldernameLogexclusion.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionFoldernameLogexclusion.java
index 0720cc4d27..dc1fabf988 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionFoldernameLogexclusion.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionFoldernameLogexclusion.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateExclusionFoldernameLogexclusion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       FolderName parent = FolderName.of("[FOLDER]");
       LogExclusion exclusion = LogExclusion.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionOrganizationnameLogexclusion.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionOrganizationnameLogexclusion.java
index 1e542fce44..c68db9bcd7 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionOrganizationnameLogexclusion.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionOrganizationnameLogexclusion.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateExclusionOrganizationnameLogexclusion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       OrganizationName parent = OrganizationName.of("[ORGANIZATION]");
       LogExclusion exclusion = LogExclusion.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionProjectnameLogexclusion.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionProjectnameLogexclusion.java
index b741f57dca..c1e47a5a2d 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionProjectnameLogexclusion.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionProjectnameLogexclusion.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateExclusionProjectnameLogexclusion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       LogExclusion exclusion = LogExclusion.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionStringLogexclusion.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionStringLogexclusion.java
index 78831b5331..87cf6e299d 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionStringLogexclusion.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createexclusion/SyncCreateExclusionStringLogexclusion.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateExclusionStringLogexclusion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       LogExclusion exclusion = LogExclusion.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/AsyncCreateSink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/AsyncCreateSink.java
index 5feca6ac85..e03a879bff 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/AsyncCreateSink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/AsyncCreateSink.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateSink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       CreateSinkRequest request =
           CreateSinkRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSink.java
index 6492525c50..fa2ad4fc9f 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSink.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       CreateSinkRequest request =
           CreateSinkRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkBillingaccountnameLogsink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkBillingaccountnameLogsink.java
index 9ea538c578..572a3098c3 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkBillingaccountnameLogsink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkBillingaccountnameLogsink.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSinkBillingaccountnameLogsink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       BillingAccountName parent = BillingAccountName.of("[BILLING_ACCOUNT]");
       LogSink sink = LogSink.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkFoldernameLogsink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkFoldernameLogsink.java
index 199f21f815..582f363830 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkFoldernameLogsink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkFoldernameLogsink.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSinkFoldernameLogsink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       FolderName parent = FolderName.of("[FOLDER]");
       LogSink sink = LogSink.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkOrganizationnameLogsink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkOrganizationnameLogsink.java
index 556c7ec71d..c1398c0c1d 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkOrganizationnameLogsink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkOrganizationnameLogsink.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSinkOrganizationnameLogsink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       OrganizationName parent = OrganizationName.of("[ORGANIZATION]");
       LogSink sink = LogSink.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkProjectnameLogsink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkProjectnameLogsink.java
index 16c09911a4..280f8ec9e0 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkProjectnameLogsink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkProjectnameLogsink.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSinkProjectnameLogsink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       LogSink sink = LogSink.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkStringLogsink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkStringLogsink.java
index b4ee60474d..7b89426a58 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkStringLogsink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createsink/SyncCreateSinkStringLogsink.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSinkStringLogsink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       LogSink sink = LogSink.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createview/AsyncCreateView.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createview/AsyncCreateView.java
index 3965775a98..7d8fe181c4 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createview/AsyncCreateView.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createview/AsyncCreateView.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateView() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       CreateViewRequest request =
           CreateViewRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createview/SyncCreateView.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createview/SyncCreateView.java
index 8f3b00f1fc..3f256b822c 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createview/SyncCreateView.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/createview/SyncCreateView.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateView() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       CreateViewRequest request =
           CreateViewRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletebucket/AsyncDeleteBucket.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletebucket/AsyncDeleteBucket.java
index 0798689fd3..bfad9cc3ad 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletebucket/AsyncDeleteBucket.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletebucket/AsyncDeleteBucket.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       DeleteBucketRequest request =
           DeleteBucketRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletebucket/SyncDeleteBucket.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletebucket/SyncDeleteBucket.java
index d48a002db1..b17b55d73c 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletebucket/SyncDeleteBucket.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletebucket/SyncDeleteBucket.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       DeleteBucketRequest request =
           DeleteBucketRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/AsyncDeleteExclusion.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/AsyncDeleteExclusion.java
index 21a399e11e..6f8071f018 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/AsyncDeleteExclusion.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/AsyncDeleteExclusion.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteExclusion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       DeleteExclusionRequest request =
           DeleteExclusionRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/SyncDeleteExclusion.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/SyncDeleteExclusion.java
index 4eea01ed80..b37027a8d7 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/SyncDeleteExclusion.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/SyncDeleteExclusion.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteExclusion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       DeleteExclusionRequest request =
           DeleteExclusionRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/SyncDeleteExclusionLogexclusionname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/SyncDeleteExclusionLogexclusionname.java
index 84df5f5e4d..38770a232b 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/SyncDeleteExclusionLogexclusionname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/SyncDeleteExclusionLogexclusionname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteExclusionLogexclusionname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       LogExclusionName name = LogExclusionName.ofProjectExclusionName("[PROJECT]", "[EXCLUSION]");
       configClient.deleteExclusion(name);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/SyncDeleteExclusionString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/SyncDeleteExclusionString.java
index 99a910b7e2..83491e1cb9 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/SyncDeleteExclusionString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteexclusion/SyncDeleteExclusionString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteExclusionString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       String name = LogExclusionName.ofProjectExclusionName("[PROJECT]", "[EXCLUSION]").toString();
       configClient.deleteExclusion(name);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/AsyncDeleteSink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/AsyncDeleteSink.java
index 2defdb3fb5..1f50e2f00a 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/AsyncDeleteSink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/AsyncDeleteSink.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteSink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       DeleteSinkRequest request =
           DeleteSinkRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/SyncDeleteSink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/SyncDeleteSink.java
index ab83572efc..3f509965ad 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/SyncDeleteSink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/SyncDeleteSink.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       DeleteSinkRequest request =
           DeleteSinkRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/SyncDeleteSinkLogsinkname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/SyncDeleteSinkLogsinkname.java
index 26dd24f2d1..98b7d0132e 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/SyncDeleteSinkLogsinkname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/SyncDeleteSinkLogsinkname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSinkLogsinkname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       LogSinkName sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]");
       configClient.deleteSink(sinkName);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/SyncDeleteSinkString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/SyncDeleteSinkString.java
index a70a666121..b661f1dac6 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/SyncDeleteSinkString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deletesink/SyncDeleteSinkString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSinkString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       String sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]").toString();
       configClient.deleteSink(sinkName);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteview/AsyncDeleteView.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteview/AsyncDeleteView.java
index 0c9335978f..7f6431c943 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteview/AsyncDeleteView.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteview/AsyncDeleteView.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteView() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       DeleteViewRequest request =
           DeleteViewRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteview/SyncDeleteView.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteview/SyncDeleteView.java
index 5970758e08..6b414f800d 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteview/SyncDeleteView.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/deleteview/SyncDeleteView.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteView() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       DeleteViewRequest request =
           DeleteViewRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getbucket/AsyncGetBucket.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getbucket/AsyncGetBucket.java
index a8e9b6b108..6157506a15 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getbucket/AsyncGetBucket.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getbucket/AsyncGetBucket.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       GetBucketRequest request =
           GetBucketRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getbucket/SyncGetBucket.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getbucket/SyncGetBucket.java
index de19568a33..289ecd07cf 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getbucket/SyncGetBucket.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getbucket/SyncGetBucket.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       GetBucketRequest request =
           GetBucketRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getcmeksettings/AsyncGetCmekSettings.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getcmeksettings/AsyncGetCmekSettings.java
index 35bd79e757..c5db5ddfa0 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getcmeksettings/AsyncGetCmekSettings.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getcmeksettings/AsyncGetCmekSettings.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetCmekSettings() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       GetCmekSettingsRequest request =
           GetCmekSettingsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getcmeksettings/SyncGetCmekSettings.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getcmeksettings/SyncGetCmekSettings.java
index 489b7d7a55..ff80e74e33 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getcmeksettings/SyncGetCmekSettings.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getcmeksettings/SyncGetCmekSettings.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetCmekSettings() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       GetCmekSettingsRequest request =
           GetCmekSettingsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/AsyncGetExclusion.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/AsyncGetExclusion.java
index 966c48a490..05a03f2bfe 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/AsyncGetExclusion.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/AsyncGetExclusion.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetExclusion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       GetExclusionRequest request =
           GetExclusionRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/SyncGetExclusion.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/SyncGetExclusion.java
index 993486736b..2eb5d880d6 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/SyncGetExclusion.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/SyncGetExclusion.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetExclusion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       GetExclusionRequest request =
           GetExclusionRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/SyncGetExclusionLogexclusionname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/SyncGetExclusionLogexclusionname.java
index d778c37bb1..3820286ea5 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/SyncGetExclusionLogexclusionname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/SyncGetExclusionLogexclusionname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetExclusionLogexclusionname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       LogExclusionName name = LogExclusionName.ofProjectExclusionName("[PROJECT]", "[EXCLUSION]");
       LogExclusion response = configClient.getExclusion(name);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/SyncGetExclusionString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/SyncGetExclusionString.java
index e6fdc9bcf0..e67d873b5d 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/SyncGetExclusionString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getexclusion/SyncGetExclusionString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetExclusionString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       String name = LogExclusionName.ofProjectExclusionName("[PROJECT]", "[EXCLUSION]").toString();
       LogExclusion response = configClient.getExclusion(name);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/AsyncGetSink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/AsyncGetSink.java
index b9028ef060..423c78be9b 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/AsyncGetSink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/AsyncGetSink.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetSink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       GetSinkRequest request =
           GetSinkRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/SyncGetSink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/SyncGetSink.java
index 21f4749a16..c29e05d6e3 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/SyncGetSink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/SyncGetSink.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       GetSinkRequest request =
           GetSinkRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/SyncGetSinkLogsinkname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/SyncGetSinkLogsinkname.java
index 3c63e0a3a8..358e9b90b7 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/SyncGetSinkLogsinkname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/SyncGetSinkLogsinkname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSinkLogsinkname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       LogSinkName sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]");
       LogSink response = configClient.getSink(sinkName);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/SyncGetSinkString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/SyncGetSinkString.java
index e42fae0088..24f09d1911 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/SyncGetSinkString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getsink/SyncGetSinkString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSinkString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       String sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]").toString();
       LogSink response = configClient.getSink(sinkName);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getview/AsyncGetView.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getview/AsyncGetView.java
index 4d696c0d10..d86f2b1b20 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getview/AsyncGetView.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getview/AsyncGetView.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetView() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       GetViewRequest request =
           GetViewRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getview/SyncGetView.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getview/SyncGetView.java
index 7c34344ca9..21b1c6a56d 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getview/SyncGetView.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/getview/SyncGetView.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetView() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       GetViewRequest request =
           GetViewRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/AsyncListBuckets.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/AsyncListBuckets.java
index 4161c97f46..5cb0f97bfe 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/AsyncListBuckets.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/AsyncListBuckets.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListBuckets() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ListBucketsRequest request =
           ListBucketsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/AsyncListBucketsPaged.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/AsyncListBucketsPaged.java
index 7762e983ea..fc067a503a 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/AsyncListBucketsPaged.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/AsyncListBucketsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListBucketsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ListBucketsRequest request =
           ListBucketsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBuckets.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBuckets.java
index d9a54bec64..f9adc31ed0 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBuckets.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBuckets.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBuckets() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ListBucketsRequest request =
           ListBucketsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsBillingaccountlocationname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsBillingaccountlocationname.java
index 67d1df8d1b..fe18d0f88d 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsBillingaccountlocationname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsBillingaccountlocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBucketsBillingaccountlocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       BillingAccountLocationName parent =
           BillingAccountLocationName.of("[BILLING_ACCOUNT]", "[LOCATION]");
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsFolderlocationname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsFolderlocationname.java
index 727e9b4fc5..f0f250172e 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsFolderlocationname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsFolderlocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBucketsFolderlocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       FolderLocationName parent = FolderLocationName.of("[FOLDER]", "[LOCATION]");
       for (LogBucket element : configClient.listBuckets(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsLocationname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsLocationname.java
index 5d77cafba3..b00f3902e7 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsLocationname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBucketsLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (LogBucket element : configClient.listBuckets(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsOrganizationlocationname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsOrganizationlocationname.java
index 7cecb6a90a..d5ceef258d 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsOrganizationlocationname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsOrganizationlocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBucketsOrganizationlocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       OrganizationLocationName parent = OrganizationLocationName.of("[ORGANIZATION]", "[LOCATION]");
       for (LogBucket element : configClient.listBuckets(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsString.java
index d800efaa1d..a8148fe4f0 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listbuckets/SyncListBucketsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBucketsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (LogBucket element : configClient.listBuckets(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/AsyncListExclusions.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/AsyncListExclusions.java
index 602a5b0fe6..dec620d85c 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/AsyncListExclusions.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/AsyncListExclusions.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListExclusions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ListExclusionsRequest request =
           ListExclusionsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/AsyncListExclusionsPaged.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/AsyncListExclusionsPaged.java
index 996fe113a7..bfe5d1fb3d 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/AsyncListExclusionsPaged.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/AsyncListExclusionsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListExclusionsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ListExclusionsRequest request =
           ListExclusionsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusions.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusions.java
index aea97da057..c069af988b 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusions.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusions.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListExclusions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ListExclusionsRequest request =
           ListExclusionsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsBillingaccountname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsBillingaccountname.java
index c771bdd426..e7ac9c19e1 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsBillingaccountname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsBillingaccountname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListExclusionsBillingaccountname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       BillingAccountName parent = BillingAccountName.of("[BILLING_ACCOUNT]");
       for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsFoldername.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsFoldername.java
index b87b93003f..4c2f70e3e6 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsFoldername.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsFoldername.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListExclusionsFoldername() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       FolderName parent = FolderName.of("[FOLDER]");
       for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsOrganizationname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsOrganizationname.java
index c95c8904c7..06ff515d5d 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsOrganizationname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsOrganizationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListExclusionsOrganizationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       OrganizationName parent = OrganizationName.of("[ORGANIZATION]");
       for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsProjectname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsProjectname.java
index 7d5773b4ab..a71c637173 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsProjectname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListExclusionsProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsString.java
index 3894b5236e..780159346c 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listexclusions/SyncListExclusionsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListExclusionsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/AsyncListSinks.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/AsyncListSinks.java
index 7baeb1a545..46a682b0c0 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/AsyncListSinks.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/AsyncListSinks.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListSinks() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ListSinksRequest request =
           ListSinksRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/AsyncListSinksPaged.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/AsyncListSinksPaged.java
index d40d662d13..93d3ff719c 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/AsyncListSinksPaged.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/AsyncListSinksPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListSinksPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ListSinksRequest request =
           ListSinksRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinks.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinks.java
index a57003dcb5..64d444f784 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinks.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinks.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSinks() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ListSinksRequest request =
           ListSinksRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksBillingaccountname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksBillingaccountname.java
index 43c3f9bb79..c0dde5f359 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksBillingaccountname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksBillingaccountname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSinksBillingaccountname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       BillingAccountName parent = BillingAccountName.of("[BILLING_ACCOUNT]");
       for (LogSink element : configClient.listSinks(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksFoldername.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksFoldername.java
index 149a8bea5c..797aa9ab66 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksFoldername.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksFoldername.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSinksFoldername() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       FolderName parent = FolderName.of("[FOLDER]");
       for (LogSink element : configClient.listSinks(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksOrganizationname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksOrganizationname.java
index d3ba5899b6..a6f77fb803 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksOrganizationname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksOrganizationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSinksOrganizationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       OrganizationName parent = OrganizationName.of("[ORGANIZATION]");
       for (LogSink element : configClient.listSinks(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksProjectname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksProjectname.java
index 3fa5049203..345a523d78 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksProjectname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSinksProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       for (LogSink element : configClient.listSinks(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksString.java
index 8b39c2e9a0..be0f4d5962 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listsinks/SyncListSinksString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSinksString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       for (LogSink element : configClient.listSinks(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/AsyncListViews.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/AsyncListViews.java
index 0c75f8787b..d864049690 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/AsyncListViews.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/AsyncListViews.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListViews() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ListViewsRequest request =
           ListViewsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/AsyncListViewsPaged.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/AsyncListViewsPaged.java
index c1d7b718a5..1128e0c953 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/AsyncListViewsPaged.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/AsyncListViewsPaged.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListViewsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ListViewsRequest request =
           ListViewsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/SyncListViews.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/SyncListViews.java
index 35bf3c3bff..952e9a693b 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/SyncListViews.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/SyncListViews.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListViews() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       ListViewsRequest request =
           ListViewsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/SyncListViewsString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/SyncListViewsString.java
index 9c3a70563e..8823b13a83 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/SyncListViewsString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/listviews/SyncListViewsString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListViewsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       String parent = "parent-995424086";
       for (LogView element : configClient.listViews(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/undeletebucket/AsyncUndeleteBucket.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/undeletebucket/AsyncUndeleteBucket.java
index 853b0fa092..3ce4cbddee 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/undeletebucket/AsyncUndeleteBucket.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/undeletebucket/AsyncUndeleteBucket.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUndeleteBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       UndeleteBucketRequest request =
           UndeleteBucketRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/undeletebucket/SyncUndeleteBucket.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/undeletebucket/SyncUndeleteBucket.java
index 24a7ba8c7f..084e5535f4 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/undeletebucket/SyncUndeleteBucket.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/undeletebucket/SyncUndeleteBucket.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUndeleteBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       UndeleteBucketRequest request =
           UndeleteBucketRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatebucket/AsyncUpdateBucket.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatebucket/AsyncUpdateBucket.java
index 4b43c8f803..0f0c1b04be 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatebucket/AsyncUpdateBucket.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatebucket/AsyncUpdateBucket.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       UpdateBucketRequest request =
           UpdateBucketRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatebucket/SyncUpdateBucket.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatebucket/SyncUpdateBucket.java
index 4df66d4c3c..dc2a527241 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatebucket/SyncUpdateBucket.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatebucket/SyncUpdateBucket.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       UpdateBucketRequest request =
           UpdateBucketRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatecmeksettings/AsyncUpdateCmekSettings.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatecmeksettings/AsyncUpdateCmekSettings.java
index 7a75f188f1..7dbb0368ce 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatecmeksettings/AsyncUpdateCmekSettings.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatecmeksettings/AsyncUpdateCmekSettings.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateCmekSettings() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       UpdateCmekSettingsRequest request =
           UpdateCmekSettingsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatecmeksettings/SyncUpdateCmekSettings.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatecmeksettings/SyncUpdateCmekSettings.java
index 012d01fa93..d3792e3208 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatecmeksettings/SyncUpdateCmekSettings.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatecmeksettings/SyncUpdateCmekSettings.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateCmekSettings() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       UpdateCmekSettingsRequest request =
           UpdateCmekSettingsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/AsyncUpdateExclusion.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/AsyncUpdateExclusion.java
index 30388f02d6..e55d0d0fe9 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/AsyncUpdateExclusion.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/AsyncUpdateExclusion.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateExclusion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       UpdateExclusionRequest request =
           UpdateExclusionRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/SyncUpdateExclusion.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/SyncUpdateExclusion.java
index 85e49f0146..1db3dc488a 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/SyncUpdateExclusion.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/SyncUpdateExclusion.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateExclusion() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       UpdateExclusionRequest request =
           UpdateExclusionRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/SyncUpdateExclusionLogexclusionnameLogexclusionFieldmask.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/SyncUpdateExclusionLogexclusionnameLogexclusionFieldmask.java
index 843d144b5d..78a1e5a986 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/SyncUpdateExclusionLogexclusionnameLogexclusionFieldmask.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/SyncUpdateExclusionLogexclusionnameLogexclusionFieldmask.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateExclusionLogexclusionnameLogexclusionFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       LogExclusionName name = LogExclusionName.ofProjectExclusionName("[PROJECT]", "[EXCLUSION]");
       LogExclusion exclusion = LogExclusion.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/SyncUpdateExclusionStringLogexclusionFieldmask.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/SyncUpdateExclusionStringLogexclusionFieldmask.java
index e4339ec2e4..75c16f8cae 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/SyncUpdateExclusionStringLogexclusionFieldmask.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateexclusion/SyncUpdateExclusionStringLogexclusionFieldmask.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateExclusionStringLogexclusionFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       String name = LogExclusionName.ofProjectExclusionName("[PROJECT]", "[EXCLUSION]").toString();
       LogExclusion exclusion = LogExclusion.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/AsyncUpdateSink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/AsyncUpdateSink.java
index 7001e79931..7fcf0bdf1c 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/AsyncUpdateSink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/AsyncUpdateSink.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateSink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       UpdateSinkRequest request =
           UpdateSinkRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSink.java
index c672ae0ec6..7c8807c8af 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSink.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateSink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       UpdateSinkRequest request =
           UpdateSinkRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkLogsinknameLogsink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkLogsinknameLogsink.java
index b137e0ca15..78a81f8937 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkLogsinknameLogsink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkLogsinknameLogsink.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateSinkLogsinknameLogsink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       LogSinkName sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]");
       LogSink sink = LogSink.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkLogsinknameLogsinkFieldmask.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkLogsinknameLogsinkFieldmask.java
index 85f50fd328..e06b9c774c 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkLogsinknameLogsinkFieldmask.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkLogsinknameLogsinkFieldmask.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateSinkLogsinknameLogsinkFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       LogSinkName sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]");
       LogSink sink = LogSink.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkStringLogsink.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkStringLogsink.java
index 389c84a6ab..86cc0f5b95 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkStringLogsink.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkStringLogsink.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateSinkStringLogsink() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       String sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]").toString();
       LogSink sink = LogSink.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkStringLogsinkFieldmask.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkStringLogsinkFieldmask.java
index bb8d68fa3e..b7f8f65122 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkStringLogsinkFieldmask.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updatesink/SyncUpdateSinkStringLogsinkFieldmask.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateSinkStringLogsinkFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       String sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]").toString();
       LogSink sink = LogSink.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateview/AsyncUpdateView.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateview/AsyncUpdateView.java
index d4f662038c..3f0daf24c3 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateview/AsyncUpdateView.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateview/AsyncUpdateView.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateView() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       UpdateViewRequest request =
           UpdateViewRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateview/SyncUpdateView.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateview/SyncUpdateView.java
index 4fe57e77d8..d1d3117133 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateview/SyncUpdateView.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configclient/updateview/SyncUpdateView.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateView() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (ConfigClient configClient = ConfigClient.create()) {
       UpdateViewRequest request =
           UpdateViewRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configsettings/getbucket/SyncGetBucket.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configsettings/getbucket/SyncGetBucket.java
index 9df354b9cb..53cfac1f8f 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configsettings/getbucket/SyncGetBucket.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/configsettings/getbucket/SyncGetBucket.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     ConfigSettings.Builder configSettingsBuilder = ConfigSettings.newBuilder();
     configSettingsBuilder
         .getBucketSettings()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/create/SyncCreateSetCredentialsProvider.java
index c3d9e27a99..1e0aca6062 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     LoggingSettings loggingSettings =
         LoggingSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/create/SyncCreateSetEndpoint.java
index 6793beeff0..22c45b6a90 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     LoggingSettings loggingSettings = LoggingSettings.newBuilder().setEndpoint(myEndpoint).build();
     LoggingClient loggingClient = LoggingClient.create(loggingSettings);
   }
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/AsyncDeleteLog.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/AsyncDeleteLog.java
index cea7571ac9..0c04352731 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/AsyncDeleteLog.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/AsyncDeleteLog.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteLog() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       DeleteLogRequest request =
           DeleteLogRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/SyncDeleteLog.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/SyncDeleteLog.java
index 567bce04cf..92d383e7cb 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/SyncDeleteLog.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/SyncDeleteLog.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteLog() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       DeleteLogRequest request =
           DeleteLogRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/SyncDeleteLogLogname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/SyncDeleteLogLogname.java
index 333f8f3e8e..6a76c31d20 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/SyncDeleteLogLogname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/SyncDeleteLogLogname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteLogLogname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       LogName logName = LogName.ofProjectLogName("[PROJECT]", "[LOG]");
       loggingClient.deleteLog(logName);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/SyncDeleteLogString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/SyncDeleteLogString.java
index 593fb8b650..65d291b1bc 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/SyncDeleteLogString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/deletelog/SyncDeleteLogString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteLogString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       String logName = LogName.ofProjectLogName("[PROJECT]", "[LOG]").toString();
       loggingClient.deleteLog(logName);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/AsyncListLogEntries.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/AsyncListLogEntries.java
index ed2fe13008..c169336b22 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/AsyncListLogEntries.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/AsyncListLogEntries.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListLogEntries() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       ListLogEntriesRequest request =
           ListLogEntriesRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/AsyncListLogEntriesPaged.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/AsyncListLogEntriesPaged.java
index 8e67d0bfc7..311f40bbd9 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/AsyncListLogEntriesPaged.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/AsyncListLogEntriesPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListLogEntriesPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       ListLogEntriesRequest request =
           ListLogEntriesRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/SyncListLogEntries.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/SyncListLogEntries.java
index 88dda82a28..e8b582e400 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/SyncListLogEntries.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/SyncListLogEntries.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListLogEntries() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       ListLogEntriesRequest request =
           ListLogEntriesRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/SyncListLogEntriesListstringStringString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/SyncListLogEntriesListstringStringString.java
index 6d14bff372..1bcaaf470e 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/SyncListLogEntriesListstringStringString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogentries/SyncListLogEntriesListstringStringString.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListLogEntriesListstringStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       List resourceNames = new ArrayList<>();
       String filter = "filter-1274492040";
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/AsyncListLogs.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/AsyncListLogs.java
index 954a1ef109..bc7e1709c3 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/AsyncListLogs.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/AsyncListLogs.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListLogs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       ListLogsRequest request =
           ListLogsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/AsyncListLogsPaged.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/AsyncListLogsPaged.java
index ea537fce41..18e4bd70d9 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/AsyncListLogsPaged.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/AsyncListLogsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListLogsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       ListLogsRequest request =
           ListLogsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogs.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogs.java
index d1b89b033d..141b91f95f 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogs.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogs.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListLogs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       ListLogsRequest request =
           ListLogsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsBillingaccountname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsBillingaccountname.java
index 38edf85574..ca034d54fb 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsBillingaccountname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsBillingaccountname.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListLogsBillingaccountname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       BillingAccountName parent = BillingAccountName.of("[BILLING_ACCOUNT]");
       for (String element : loggingClient.listLogs(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsFoldername.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsFoldername.java
index 3d00e4e445..07aec77925 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsFoldername.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsFoldername.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListLogsFoldername() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       FolderName parent = FolderName.of("[FOLDER]");
       for (String element : loggingClient.listLogs(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsOrganizationname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsOrganizationname.java
index f7a8209b0f..ac63a26b68 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsOrganizationname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsOrganizationname.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListLogsOrganizationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       OrganizationName parent = OrganizationName.of("[ORGANIZATION]");
       for (String element : loggingClient.listLogs(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsProjectname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsProjectname.java
index de21231a2a..4ce1d9fe0b 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsProjectname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsProjectname.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListLogsProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       for (String element : loggingClient.listLogs(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsString.java
index 404a102a4e..99b9cb3437 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listlogs/SyncListLogsString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListLogsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       for (String element : loggingClient.listLogs(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listmonitoredresourcedescriptors/AsyncListMonitoredResourceDescriptors.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listmonitoredresourcedescriptors/AsyncListMonitoredResourceDescriptors.java
index 1589bb5b35..a24c719686 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listmonitoredresourcedescriptors/AsyncListMonitoredResourceDescriptors.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listmonitoredresourcedescriptors/AsyncListMonitoredResourceDescriptors.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListMonitoredResourceDescriptors() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       ListMonitoredResourceDescriptorsRequest request =
           ListMonitoredResourceDescriptorsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listmonitoredresourcedescriptors/AsyncListMonitoredResourceDescriptorsPaged.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listmonitoredresourcedescriptors/AsyncListMonitoredResourceDescriptorsPaged.java
index 90013b36c8..389ac1437d 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listmonitoredresourcedescriptors/AsyncListMonitoredResourceDescriptorsPaged.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listmonitoredresourcedescriptors/AsyncListMonitoredResourceDescriptorsPaged.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListMonitoredResourceDescriptorsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       ListMonitoredResourceDescriptorsRequest request =
           ListMonitoredResourceDescriptorsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listmonitoredresourcedescriptors/SyncListMonitoredResourceDescriptors.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listmonitoredresourcedescriptors/SyncListMonitoredResourceDescriptors.java
index 3c4bee11c6..10f2bd95d2 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listmonitoredresourcedescriptors/SyncListMonitoredResourceDescriptors.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/listmonitoredresourcedescriptors/SyncListMonitoredResourceDescriptors.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListMonitoredResourceDescriptors() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       ListMonitoredResourceDescriptorsRequest request =
           ListMonitoredResourceDescriptorsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/taillogentries/AsyncTailLogEntries.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/taillogentries/AsyncTailLogEntries.java
index 026fd8c853..11ad1e4b8a 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/taillogentries/AsyncTailLogEntries.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/taillogentries/AsyncTailLogEntries.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncTailLogEntries() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       BidiStream bidiStream =
           loggingClient.tailLogEntriesCallable().call();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/AsyncWriteLogEntries.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/AsyncWriteLogEntries.java
index 14ba6ca1a5..9669ae5aa9 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/AsyncWriteLogEntries.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/AsyncWriteLogEntries.java
@@ -34,8 +34,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncWriteLogEntries() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       WriteLogEntriesRequest request =
           WriteLogEntriesRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/SyncWriteLogEntries.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/SyncWriteLogEntries.java
index 72835920ad..034a50c322 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/SyncWriteLogEntries.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/SyncWriteLogEntries.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncWriteLogEntries() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       WriteLogEntriesRequest request =
           WriteLogEntriesRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/SyncWriteLogEntriesLognameMonitoredresourceMapstringstringListlogentry.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/SyncWriteLogEntriesLognameMonitoredresourceMapstringstringListlogentry.java
index c6da656a5e..b122e0ca59 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/SyncWriteLogEntriesLognameMonitoredresourceMapstringstringListlogentry.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/SyncWriteLogEntriesLognameMonitoredresourceMapstringstringListlogentry.java
@@ -35,8 +35,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncWriteLogEntriesLognameMonitoredresourceMapstringstringListlogentry()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       LogName logName = LogName.ofProjectLogName("[PROJECT]", "[LOG]");
       MonitoredResource resource = MonitoredResource.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/SyncWriteLogEntriesStringMonitoredresourceMapstringstringListlogentry.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/SyncWriteLogEntriesStringMonitoredresourceMapstringstringListlogentry.java
index 83e9df4822..90432747f1 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/SyncWriteLogEntriesStringMonitoredresourceMapstringstringListlogentry.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingclient/writelogentries/SyncWriteLogEntriesStringMonitoredresourceMapstringstringListlogentry.java
@@ -35,8 +35,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncWriteLogEntriesStringMonitoredresourceMapstringstringListlogentry()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (LoggingClient loggingClient = LoggingClient.create()) {
       String logName = LogName.ofProjectLogName("[PROJECT]", "[LOG]").toString();
       MonitoredResource resource = MonitoredResource.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingsettings/deletelog/SyncDeleteLog.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingsettings/deletelog/SyncDeleteLog.java
index d46470a27b..0eeb1e8ec1 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingsettings/deletelog/SyncDeleteLog.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/loggingsettings/deletelog/SyncDeleteLog.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteLog() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     LoggingSettings.Builder loggingSettingsBuilder = LoggingSettings.newBuilder();
     loggingSettingsBuilder
         .deleteLogSettings()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/create/SyncCreateSetCredentialsProvider.java
index 4e16520c1f..4a7fad7c9c 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     MetricsSettings metricsSettings =
         MetricsSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/create/SyncCreateSetEndpoint.java
index 1e023b0445..f619e9fcd8 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     MetricsSettings metricsSettings = MetricsSettings.newBuilder().setEndpoint(myEndpoint).build();
     MetricsClient metricsClient = MetricsClient.create(metricsSettings);
   }
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/AsyncCreateLogMetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/AsyncCreateLogMetric.java
index 24af4a48b6..4bd3ba3186 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/AsyncCreateLogMetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/AsyncCreateLogMetric.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateLogMetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       CreateLogMetricRequest request =
           CreateLogMetricRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/SyncCreateLogMetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/SyncCreateLogMetric.java
index 8ea9c99360..a88b849b70 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/SyncCreateLogMetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/SyncCreateLogMetric.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateLogMetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       CreateLogMetricRequest request =
           CreateLogMetricRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/SyncCreateLogMetricProjectnameLogmetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/SyncCreateLogMetricProjectnameLogmetric.java
index 843fcba89f..abe243b3ce 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/SyncCreateLogMetricProjectnameLogmetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/SyncCreateLogMetricProjectnameLogmetric.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateLogMetricProjectnameLogmetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       LogMetric metric = LogMetric.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/SyncCreateLogMetricStringLogmetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/SyncCreateLogMetricStringLogmetric.java
index ac5b5a1574..7c6ae95efa 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/SyncCreateLogMetricStringLogmetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/createlogmetric/SyncCreateLogMetricStringLogmetric.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateLogMetricStringLogmetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       LogMetric metric = LogMetric.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/AsyncDeleteLogMetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/AsyncDeleteLogMetric.java
index eda0326167..aeaaa68a98 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/AsyncDeleteLogMetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/AsyncDeleteLogMetric.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteLogMetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       DeleteLogMetricRequest request =
           DeleteLogMetricRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/SyncDeleteLogMetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/SyncDeleteLogMetric.java
index 6a77d2bbc3..246790429f 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/SyncDeleteLogMetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/SyncDeleteLogMetric.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteLogMetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       DeleteLogMetricRequest request =
           DeleteLogMetricRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/SyncDeleteLogMetricLogmetricname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/SyncDeleteLogMetricLogmetricname.java
index 427ceb5379..46b6b255ff 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/SyncDeleteLogMetricLogmetricname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/SyncDeleteLogMetricLogmetricname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteLogMetricLogmetricname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       LogMetricName metricName = LogMetricName.of("[PROJECT]", "[METRIC]");
       metricsClient.deleteLogMetric(metricName);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/SyncDeleteLogMetricString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/SyncDeleteLogMetricString.java
index 3b76667609..8cb923cf77 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/SyncDeleteLogMetricString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/deletelogmetric/SyncDeleteLogMetricString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteLogMetricString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       String metricName = LogMetricName.of("[PROJECT]", "[METRIC]").toString();
       metricsClient.deleteLogMetric(metricName);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/AsyncGetLogMetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/AsyncGetLogMetric.java
index ecf3837fad..b7db353cf2 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/AsyncGetLogMetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/AsyncGetLogMetric.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetLogMetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       GetLogMetricRequest request =
           GetLogMetricRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/SyncGetLogMetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/SyncGetLogMetric.java
index 5003835e45..a9970e2b40 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/SyncGetLogMetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/SyncGetLogMetric.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetLogMetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       GetLogMetricRequest request =
           GetLogMetricRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/SyncGetLogMetricLogmetricname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/SyncGetLogMetricLogmetricname.java
index 8ae3a7ec04..d2c15e1c46 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/SyncGetLogMetricLogmetricname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/SyncGetLogMetricLogmetricname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetLogMetricLogmetricname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       LogMetricName metricName = LogMetricName.of("[PROJECT]", "[METRIC]");
       LogMetric response = metricsClient.getLogMetric(metricName);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/SyncGetLogMetricString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/SyncGetLogMetricString.java
index 8c1c1b74c4..da9854a0df 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/SyncGetLogMetricString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/getlogmetric/SyncGetLogMetricString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetLogMetricString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       String metricName = LogMetricName.of("[PROJECT]", "[METRIC]").toString();
       LogMetric response = metricsClient.getLogMetric(metricName);
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/AsyncListLogMetrics.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/AsyncListLogMetrics.java
index 8b8d1146ad..27a380cec9 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/AsyncListLogMetrics.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/AsyncListLogMetrics.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListLogMetrics() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       ListLogMetricsRequest request =
           ListLogMetricsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/AsyncListLogMetricsPaged.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/AsyncListLogMetricsPaged.java
index 90f0a07ffc..2d9de6a783 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/AsyncListLogMetricsPaged.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/AsyncListLogMetricsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListLogMetricsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       ListLogMetricsRequest request =
           ListLogMetricsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/SyncListLogMetrics.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/SyncListLogMetrics.java
index 14b9375517..2ac1b067e8 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/SyncListLogMetrics.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/SyncListLogMetrics.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListLogMetrics() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       ListLogMetricsRequest request =
           ListLogMetricsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/SyncListLogMetricsProjectname.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/SyncListLogMetricsProjectname.java
index af52d4c136..cf6269ed8a 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/SyncListLogMetricsProjectname.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/SyncListLogMetricsProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListLogMetricsProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       for (LogMetric element : metricsClient.listLogMetrics(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/SyncListLogMetricsString.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/SyncListLogMetricsString.java
index 181ba2b40f..9ed1d30246 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/SyncListLogMetricsString.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/listlogmetrics/SyncListLogMetricsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListLogMetricsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       for (LogMetric element : metricsClient.listLogMetrics(parent).iterateAll()) {
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/AsyncUpdateLogMetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/AsyncUpdateLogMetric.java
index 2609602572..f7b38ecde5 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/AsyncUpdateLogMetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/AsyncUpdateLogMetric.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateLogMetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       UpdateLogMetricRequest request =
           UpdateLogMetricRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/SyncUpdateLogMetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/SyncUpdateLogMetric.java
index d304d8f8c4..3130ade661 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/SyncUpdateLogMetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/SyncUpdateLogMetric.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateLogMetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       UpdateLogMetricRequest request =
           UpdateLogMetricRequest.newBuilder()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/SyncUpdateLogMetricLogmetricnameLogmetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/SyncUpdateLogMetricLogmetricnameLogmetric.java
index 6df03d103a..350e4dedc8 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/SyncUpdateLogMetricLogmetricnameLogmetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/SyncUpdateLogMetricLogmetricnameLogmetric.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateLogMetricLogmetricnameLogmetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       LogMetricName metricName = LogMetricName.of("[PROJECT]", "[METRIC]");
       LogMetric metric = LogMetric.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/SyncUpdateLogMetricStringLogmetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/SyncUpdateLogMetricStringLogmetric.java
index bd4b6a378b..ef975ac05c 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/SyncUpdateLogMetricStringLogmetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricsclient/updatelogmetric/SyncUpdateLogMetricStringLogmetric.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateLogMetricStringLogmetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (MetricsClient metricsClient = MetricsClient.create()) {
       String metricName = LogMetricName.of("[PROJECT]", "[METRIC]").toString();
       LogMetric metric = LogMetric.newBuilder().build();
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricssettings/getlogmetric/SyncGetLogMetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricssettings/getlogmetric/SyncGetLogMetric.java
index ca54ad920f..8d790e3197 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricssettings/getlogmetric/SyncGetLogMetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/metricssettings/getlogmetric/SyncGetLogMetric.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetLogMetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     MetricsSettings.Builder metricsSettingsBuilder = MetricsSettings.newBuilder();
     metricsSettingsBuilder
         .getLogMetricSettings()
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/stub/configservicev2stubsettings/getbucket/SyncGetBucket.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/stub/configservicev2stubsettings/getbucket/SyncGetBucket.java
index 21a82d85d5..bb2b8d8ed7 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/stub/configservicev2stubsettings/getbucket/SyncGetBucket.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/stub/configservicev2stubsettings/getbucket/SyncGetBucket.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     ConfigServiceV2StubSettings.Builder configSettingsBuilder =
         ConfigServiceV2StubSettings.newBuilder();
     configSettingsBuilder
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/stub/loggingservicev2stubsettings/deletelog/SyncDeleteLog.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/stub/loggingservicev2stubsettings/deletelog/SyncDeleteLog.java
index 43a154123c..c9ea0e0fe6 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/stub/loggingservicev2stubsettings/deletelog/SyncDeleteLog.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/stub/loggingservicev2stubsettings/deletelog/SyncDeleteLog.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteLog() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     LoggingServiceV2StubSettings.Builder loggingSettingsBuilder =
         LoggingServiceV2StubSettings.newBuilder();
     loggingSettingsBuilder
diff --git a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/stub/metricsservicev2stubsettings/getlogmetric/SyncGetLogMetric.java b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/stub/metricsservicev2stubsettings/getlogmetric/SyncGetLogMetric.java
index 89b702323a..ef0eed0257 100644
--- a/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/stub/metricsservicev2stubsettings/getlogmetric/SyncGetLogMetric.java
+++ b/test/integration/goldens/logging/samples/snippets/generated/main/java/com/google/cloud/logging/v2/stub/metricsservicev2stubsettings/getlogmetric/SyncGetLogMetric.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetLogMetric() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     MetricsServiceV2StubSettings.Builder metricsSettingsBuilder =
         MetricsServiceV2StubSettings.newBuilder();
     metricsSettingsBuilder
diff --git a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/ConfigClient.java b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/ConfigClient.java
index 5e9cf3b66d..edb8bb11a7 100644
--- a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/ConfigClient.java
+++ b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/ConfigClient.java
@@ -84,8 +84,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (ConfigClient configClient = ConfigClient.create()) {
  *   GetBucketRequest request =
  *       GetBucketRequest.newBuilder()
@@ -126,8 +129,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ConfigSettings configSettings =
  *     ConfigSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -138,8 +144,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ConfigSettings configSettings = ConfigSettings.newBuilder().setEndpoint(myEndpoint).build();
  * ConfigClient configClient = ConfigClient.create(configSettings);
  * }

@@ -201,8 +210,11 @@ public ConfigServiceV2Stub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   BillingAccountLocationName parent =
    *       BillingAccountLocationName.of("[BILLING_ACCOUNT]", "[LOCATION]");
@@ -236,8 +248,11 @@ public final ListBucketsPagedResponse listBuckets(BillingAccountLocationName par
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   FolderLocationName parent = FolderLocationName.of("[FOLDER]", "[LOCATION]");
    *   for (LogBucket element : configClient.listBuckets(parent).iterateAll()) {
@@ -270,8 +285,11 @@ public final ListBucketsPagedResponse listBuckets(FolderLocationName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (LogBucket element : configClient.listBuckets(parent).iterateAll()) {
@@ -304,8 +322,11 @@ public final ListBucketsPagedResponse listBuckets(LocationName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   OrganizationLocationName parent = OrganizationLocationName.of("[ORGANIZATION]", "[LOCATION]");
    *   for (LogBucket element : configClient.listBuckets(parent).iterateAll()) {
@@ -338,8 +359,11 @@ public final ListBucketsPagedResponse listBuckets(OrganizationLocationName paren
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (LogBucket element : configClient.listBuckets(parent).iterateAll()) {
@@ -369,8 +393,11 @@ public final ListBucketsPagedResponse listBuckets(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ListBucketsRequest request =
    *       ListBucketsRequest.newBuilder()
@@ -398,8 +425,11 @@ public final ListBucketsPagedResponse listBuckets(ListBucketsRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ListBucketsRequest request =
    *       ListBucketsRequest.newBuilder()
@@ -427,8 +457,11 @@ public final ListBucketsPagedResponse listBuckets(ListBucketsRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ListBucketsRequest request =
    *       ListBucketsRequest.newBuilder()
@@ -462,8 +495,11 @@ public final UnaryCallable listBucketsC
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   GetBucketRequest request =
    *       GetBucketRequest.newBuilder()
@@ -489,8 +525,11 @@ public final LogBucket getBucket(GetBucketRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   GetBucketRequest request =
    *       GetBucketRequest.newBuilder()
@@ -516,8 +555,11 @@ public final UnaryCallable getBucketCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   CreateBucketRequest request =
    *       CreateBucketRequest.newBuilder()
@@ -544,8 +586,11 @@ public final LogBucket createBucket(CreateBucketRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   CreateBucketRequest request =
    *       CreateBucketRequest.newBuilder()
@@ -579,8 +624,11 @@ public final UnaryCallable createBucketCallable(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   UpdateBucketRequest request =
    *       UpdateBucketRequest.newBuilder()
@@ -617,8 +665,11 @@ public final LogBucket updateBucket(UpdateBucketRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   UpdateBucketRequest request =
    *       UpdateBucketRequest.newBuilder()
@@ -646,8 +697,11 @@ public final UnaryCallable updateBucketCallable(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   DeleteBucketRequest request =
    *       DeleteBucketRequest.newBuilder()
@@ -674,8 +728,11 @@ public final void deleteBucket(DeleteBucketRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   DeleteBucketRequest request =
    *       DeleteBucketRequest.newBuilder()
@@ -701,8 +758,11 @@ public final UnaryCallable deleteBucketCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   UndeleteBucketRequest request =
    *       UndeleteBucketRequest.newBuilder()
@@ -729,8 +789,11 @@ public final void undeleteBucket(UndeleteBucketRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   UndeleteBucketRequest request =
    *       UndeleteBucketRequest.newBuilder()
@@ -755,8 +818,11 @@ public final UnaryCallable undeleteBucketCallable(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   String parent = "parent-995424086";
    *   for (LogView element : configClient.listViews(parent).iterateAll()) {
@@ -781,8 +847,11 @@ public final ListViewsPagedResponse listViews(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ListViewsRequest request =
    *       ListViewsRequest.newBuilder()
@@ -810,8 +879,11 @@ public final ListViewsPagedResponse listViews(ListViewsRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ListViewsRequest request =
    *       ListViewsRequest.newBuilder()
@@ -838,8 +910,11 @@ public final UnaryCallable listViewsPa
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ListViewsRequest request =
    *       ListViewsRequest.newBuilder()
@@ -873,8 +948,11 @@ public final UnaryCallable listViewsCallabl
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   GetViewRequest request =
    *       GetViewRequest.newBuilder()
@@ -901,8 +979,11 @@ public final LogView getView(GetViewRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   GetViewRequest request =
    *       GetViewRequest.newBuilder()
@@ -928,8 +1009,11 @@ public final UnaryCallable getViewCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   CreateViewRequest request =
    *       CreateViewRequest.newBuilder()
@@ -955,8 +1039,11 @@ public final LogView createView(CreateViewRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   CreateViewRequest request =
    *       CreateViewRequest.newBuilder()
@@ -982,8 +1069,11 @@ public final UnaryCallable createViewCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   UpdateViewRequest request =
    *       UpdateViewRequest.newBuilder()
@@ -1010,8 +1100,11 @@ public final LogView updateView(UpdateViewRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   UpdateViewRequest request =
    *       UpdateViewRequest.newBuilder()
@@ -1036,8 +1129,11 @@ public final UnaryCallable updateViewCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   DeleteViewRequest request =
    *       DeleteViewRequest.newBuilder()
@@ -1064,8 +1160,11 @@ public final void deleteView(DeleteViewRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   DeleteViewRequest request =
    *       DeleteViewRequest.newBuilder()
@@ -1091,8 +1190,11 @@ public final UnaryCallable deleteViewCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   BillingAccountName parent = BillingAccountName.of("[BILLING_ACCOUNT]");
    *   for (LogSink element : configClient.listSinks(parent).iterateAll()) {
@@ -1119,8 +1221,11 @@ public final ListSinksPagedResponse listSinks(BillingAccountName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   FolderName parent = FolderName.of("[FOLDER]");
    *   for (LogSink element : configClient.listSinks(parent).iterateAll()) {
@@ -1147,8 +1252,11 @@ public final ListSinksPagedResponse listSinks(FolderName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   OrganizationName parent = OrganizationName.of("[ORGANIZATION]");
    *   for (LogSink element : configClient.listSinks(parent).iterateAll()) {
@@ -1175,8 +1283,11 @@ public final ListSinksPagedResponse listSinks(OrganizationName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   for (LogSink element : configClient.listSinks(parent).iterateAll()) {
@@ -1203,8 +1314,11 @@ public final ListSinksPagedResponse listSinks(ProjectName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   for (LogSink element : configClient.listSinks(parent).iterateAll()) {
@@ -1230,8 +1344,11 @@ public final ListSinksPagedResponse listSinks(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ListSinksRequest request =
    *       ListSinksRequest.newBuilder()
@@ -1259,8 +1376,11 @@ public final ListSinksPagedResponse listSinks(ListSinksRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ListSinksRequest request =
    *       ListSinksRequest.newBuilder()
@@ -1287,8 +1407,11 @@ public final UnaryCallable listSinksPa
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ListSinksRequest request =
    *       ListSinksRequest.newBuilder()
@@ -1322,8 +1445,11 @@ public final UnaryCallable listSinksCallabl
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   LogSinkName sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]");
    *   LogSink response = configClient.getSink(sinkName);
@@ -1353,8 +1479,11 @@ public final LogSink getSink(LogSinkName sinkName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   String sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]").toString();
    *   LogSink response = configClient.getSink(sinkName);
@@ -1381,8 +1510,11 @@ public final LogSink getSink(String sinkName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   GetSinkRequest request =
    *       GetSinkRequest.newBuilder()
@@ -1406,8 +1538,11 @@ public final LogSink getSink(GetSinkRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   GetSinkRequest request =
    *       GetSinkRequest.newBuilder()
@@ -1433,8 +1568,11 @@ public final UnaryCallable getSinkCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   BillingAccountName parent = BillingAccountName.of("[BILLING_ACCOUNT]");
    *   LogSink sink = LogSink.newBuilder().build();
@@ -1469,8 +1607,11 @@ public final LogSink createSink(BillingAccountName parent, LogSink sink) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   FolderName parent = FolderName.of("[FOLDER]");
    *   LogSink sink = LogSink.newBuilder().build();
@@ -1505,8 +1646,11 @@ public final LogSink createSink(FolderName parent, LogSink sink) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   OrganizationName parent = OrganizationName.of("[ORGANIZATION]");
    *   LogSink sink = LogSink.newBuilder().build();
@@ -1541,8 +1685,11 @@ public final LogSink createSink(OrganizationName parent, LogSink sink) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   LogSink sink = LogSink.newBuilder().build();
@@ -1577,8 +1724,11 @@ public final LogSink createSink(ProjectName parent, LogSink sink) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   LogSink sink = LogSink.newBuilder().build();
@@ -1610,8 +1760,11 @@ public final LogSink createSink(String parent, LogSink sink) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   CreateSinkRequest request =
    *       CreateSinkRequest.newBuilder()
@@ -1640,8 +1793,11 @@ public final LogSink createSink(CreateSinkRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   CreateSinkRequest request =
    *       CreateSinkRequest.newBuilder()
@@ -1670,8 +1826,11 @@ public final UnaryCallable createSinkCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   LogSinkName sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]");
    *   LogSink sink = LogSink.newBuilder().build();
@@ -1710,8 +1869,11 @@ public final LogSink updateSink(LogSinkName sinkName, LogSink sink) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   String sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]").toString();
    *   LogSink sink = LogSink.newBuilder().build();
@@ -1747,8 +1909,11 @@ public final LogSink updateSink(String sinkName, LogSink sink) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   LogSinkName sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]");
    *   LogSink sink = LogSink.newBuilder().build();
@@ -1798,8 +1963,11 @@ public final LogSink updateSink(LogSinkName sinkName, LogSink sink, FieldMask up
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   String sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]").toString();
    *   LogSink sink = LogSink.newBuilder().build();
@@ -1849,8 +2017,11 @@ public final LogSink updateSink(String sinkName, LogSink sink, FieldMask updateM
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   UpdateSinkRequest request =
    *       UpdateSinkRequest.newBuilder()
@@ -1881,8 +2052,11 @@ public final LogSink updateSink(UpdateSinkRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   UpdateSinkRequest request =
    *       UpdateSinkRequest.newBuilder()
@@ -1909,8 +2083,11 @@ public final UnaryCallable updateSinkCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   LogSinkName sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]");
    *   configClient.deleteSink(sinkName);
@@ -1942,8 +2119,11 @@ public final void deleteSink(LogSinkName sinkName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   String sinkName = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]").toString();
    *   configClient.deleteSink(sinkName);
@@ -1972,8 +2152,11 @@ public final void deleteSink(String sinkName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   DeleteSinkRequest request =
    *       DeleteSinkRequest.newBuilder()
@@ -1998,8 +2181,11 @@ public final void deleteSink(DeleteSinkRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   DeleteSinkRequest request =
    *       DeleteSinkRequest.newBuilder()
@@ -2022,8 +2208,11 @@ public final UnaryCallable deleteSinkCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   BillingAccountName parent = BillingAccountName.of("[BILLING_ACCOUNT]");
    *   for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
@@ -2052,8 +2241,11 @@ public final ListExclusionsPagedResponse listExclusions(BillingAccountName paren
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   FolderName parent = FolderName.of("[FOLDER]");
    *   for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
@@ -2082,8 +2274,11 @@ public final ListExclusionsPagedResponse listExclusions(FolderName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   OrganizationName parent = OrganizationName.of("[ORGANIZATION]");
    *   for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
@@ -2112,8 +2307,11 @@ public final ListExclusionsPagedResponse listExclusions(OrganizationName parent)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
@@ -2142,8 +2340,11 @@ public final ListExclusionsPagedResponse listExclusions(ProjectName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
@@ -2169,8 +2370,11 @@ public final ListExclusionsPagedResponse listExclusions(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ListExclusionsRequest request =
    *       ListExclusionsRequest.newBuilder()
@@ -2198,8 +2402,11 @@ public final ListExclusionsPagedResponse listExclusions(ListExclusionsRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ListExclusionsRequest request =
    *       ListExclusionsRequest.newBuilder()
@@ -2228,8 +2435,11 @@ public final ListExclusionsPagedResponse listExclusions(ListExclusionsRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ListExclusionsRequest request =
    *       ListExclusionsRequest.newBuilder()
@@ -2264,8 +2474,11 @@ public final ListExclusionsPagedResponse listExclusions(ListExclusionsRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   LogExclusionName name = LogExclusionName.ofProjectExclusionName("[PROJECT]", "[EXCLUSION]");
    *   LogExclusion response = configClient.getExclusion(name);
@@ -2293,8 +2506,11 @@ public final LogExclusion getExclusion(LogExclusionName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   String name = LogExclusionName.ofProjectExclusionName("[PROJECT]", "[EXCLUSION]").toString();
    *   LogExclusion response = configClient.getExclusion(name);
@@ -2321,8 +2537,11 @@ public final LogExclusion getExclusion(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   GetExclusionRequest request =
    *       GetExclusionRequest.newBuilder()
@@ -2347,8 +2566,11 @@ public final LogExclusion getExclusion(GetExclusionRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   GetExclusionRequest request =
    *       GetExclusionRequest.newBuilder()
@@ -2373,8 +2595,11 @@ public final UnaryCallable getExclusionCallab
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   BillingAccountName parent = BillingAccountName.of("[BILLING_ACCOUNT]");
    *   LogExclusion exclusion = LogExclusion.newBuilder().build();
@@ -2407,8 +2632,11 @@ public final LogExclusion createExclusion(BillingAccountName parent, LogExclusio
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   FolderName parent = FolderName.of("[FOLDER]");
    *   LogExclusion exclusion = LogExclusion.newBuilder().build();
@@ -2441,8 +2669,11 @@ public final LogExclusion createExclusion(FolderName parent, LogExclusion exclus
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   OrganizationName parent = OrganizationName.of("[ORGANIZATION]");
    *   LogExclusion exclusion = LogExclusion.newBuilder().build();
@@ -2475,8 +2706,11 @@ public final LogExclusion createExclusion(OrganizationName parent, LogExclusion
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   LogExclusion exclusion = LogExclusion.newBuilder().build();
@@ -2509,8 +2743,11 @@ public final LogExclusion createExclusion(ProjectName parent, LogExclusion exclu
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   LogExclusion exclusion = LogExclusion.newBuilder().build();
@@ -2540,8 +2777,11 @@ public final LogExclusion createExclusion(String parent, LogExclusion exclusion)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   CreateExclusionRequest request =
    *       CreateExclusionRequest.newBuilder()
@@ -2567,8 +2807,11 @@ public final LogExclusion createExclusion(CreateExclusionRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   CreateExclusionRequest request =
    *       CreateExclusionRequest.newBuilder()
@@ -2592,8 +2835,11 @@ public final UnaryCallable createExclusion
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   LogExclusionName name = LogExclusionName.ofProjectExclusionName("[PROJECT]", "[EXCLUSION]");
    *   LogExclusion exclusion = LogExclusion.newBuilder().build();
@@ -2636,8 +2882,11 @@ public final LogExclusion updateExclusion(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   String name = LogExclusionName.ofProjectExclusionName("[PROJECT]", "[EXCLUSION]").toString();
    *   LogExclusion exclusion = LogExclusion.newBuilder().build();
@@ -2680,8 +2929,11 @@ public final LogExclusion updateExclusion(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   UpdateExclusionRequest request =
    *       UpdateExclusionRequest.newBuilder()
@@ -2708,8 +2960,11 @@ public final LogExclusion updateExclusion(UpdateExclusionRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   UpdateExclusionRequest request =
    *       UpdateExclusionRequest.newBuilder()
@@ -2735,8 +2990,11 @@ public final UnaryCallable updateExclusion
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   LogExclusionName name = LogExclusionName.ofProjectExclusionName("[PROJECT]", "[EXCLUSION]");
    *   configClient.deleteExclusion(name);
@@ -2764,8 +3022,11 @@ public final void deleteExclusion(LogExclusionName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   String name = LogExclusionName.ofProjectExclusionName("[PROJECT]", "[EXCLUSION]").toString();
    *   configClient.deleteExclusion(name);
@@ -2792,8 +3053,11 @@ public final void deleteExclusion(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   DeleteExclusionRequest request =
    *       DeleteExclusionRequest.newBuilder()
@@ -2818,8 +3082,11 @@ public final void deleteExclusion(DeleteExclusionRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   DeleteExclusionRequest request =
    *       DeleteExclusionRequest.newBuilder()
@@ -2849,8 +3116,11 @@ public final UnaryCallable deleteExclusionCallabl
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   GetCmekSettingsRequest request =
    *       GetCmekSettingsRequest.newBuilder()
@@ -2880,8 +3150,11 @@ public final CmekSettings getCmekSettings(GetCmekSettingsRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   GetCmekSettingsRequest request =
    *       GetCmekSettingsRequest.newBuilder()
@@ -2915,8 +3188,11 @@ public final UnaryCallable getCmekSettings
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   UpdateCmekSettingsRequest request =
    *       UpdateCmekSettingsRequest.newBuilder()
@@ -2953,8 +3229,11 @@ public final CmekSettings updateCmekSettings(UpdateCmekSettingsRequest request)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (ConfigClient configClient = ConfigClient.create()) {
    *   UpdateCmekSettingsRequest request =
    *       UpdateCmekSettingsRequest.newBuilder()
diff --git a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/ConfigSettings.java b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/ConfigSettings.java
index 3ad7561d48..b1a42c2c57 100644
--- a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/ConfigSettings.java
+++ b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/ConfigSettings.java
@@ -89,8 +89,11 @@
  * 
For example, to set the total timeout of getBucket to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ConfigSettings.Builder configSettingsBuilder = ConfigSettings.newBuilder();
  * configSettingsBuilder
  *     .getBucketSettings()
diff --git a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/LoggingClient.java b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/LoggingClient.java
index da677501ae..c67e1072fe 100644
--- a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/LoggingClient.java
+++ b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/LoggingClient.java
@@ -62,8 +62,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (LoggingClient loggingClient = LoggingClient.create()) {
  *   LogName logName = LogName.ofProjectLogName("[PROJECT]", "[LOG]");
  *   loggingClient.deleteLog(logName);
@@ -99,8 +102,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * LoggingSettings loggingSettings =
  *     LoggingSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -111,8 +117,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * LoggingSettings loggingSettings = LoggingSettings.newBuilder().setEndpoint(myEndpoint).build();
  * LoggingClient loggingClient = LoggingClient.create(loggingSettings);
  * }

@@ -176,8 +185,11 @@ public LoggingServiceV2Stub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   LogName logName = LogName.ofProjectLogName("[PROJECT]", "[LOG]");
    *   loggingClient.deleteLog(logName);
@@ -209,8 +221,11 @@ public final void deleteLog(LogName logName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   String logName = LogName.ofProjectLogName("[PROJECT]", "[LOG]").toString();
    *   loggingClient.deleteLog(logName);
@@ -239,8 +254,11 @@ public final void deleteLog(String logName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   DeleteLogRequest request =
    *       DeleteLogRequest.newBuilder()
@@ -266,8 +284,11 @@ public final void deleteLog(DeleteLogRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   DeleteLogRequest request =
    *       DeleteLogRequest.newBuilder()
@@ -293,8 +314,11 @@ public final UnaryCallable deleteLogCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   LogName logName = LogName.ofProjectLogName("[PROJECT]", "[LOG]");
    *   MonitoredResource resource = MonitoredResource.newBuilder().build();
@@ -370,8 +394,11 @@ public final WriteLogEntriesResponse writeLogEntries(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   String logName = LogName.ofProjectLogName("[PROJECT]", "[LOG]").toString();
    *   MonitoredResource resource = MonitoredResource.newBuilder().build();
@@ -447,8 +474,11 @@ public final WriteLogEntriesResponse writeLogEntries(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   WriteLogEntriesRequest request =
    *       WriteLogEntriesRequest.newBuilder()
@@ -480,8 +510,11 @@ public final WriteLogEntriesResponse writeLogEntries(WriteLogEntriesRequest requ
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   WriteLogEntriesRequest request =
    *       WriteLogEntriesRequest.newBuilder()
@@ -513,8 +546,11 @@ public final WriteLogEntriesResponse writeLogEntries(WriteLogEntriesRequest requ
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   List resourceNames = new ArrayList<>();
    *   String filter = "filter-1274492040";
@@ -569,8 +605,11 @@ public final ListLogEntriesPagedResponse listLogEntries(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   ListLogEntriesRequest request =
    *       ListLogEntriesRequest.newBuilder()
@@ -602,8 +641,11 @@ public final ListLogEntriesPagedResponse listLogEntries(ListLogEntriesRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   ListLogEntriesRequest request =
    *       ListLogEntriesRequest.newBuilder()
@@ -635,8 +677,11 @@ public final ListLogEntriesPagedResponse listLogEntries(ListLogEntriesRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   ListLogEntriesRequest request =
    *       ListLogEntriesRequest.newBuilder()
@@ -673,8 +718,11 @@ public final ListLogEntriesPagedResponse listLogEntries(ListLogEntriesRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   ListMonitoredResourceDescriptorsRequest request =
    *       ListMonitoredResourceDescriptorsRequest.newBuilder()
@@ -703,8 +751,11 @@ public final ListMonitoredResourceDescriptorsPagedResponse listMonitoredResource
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   ListMonitoredResourceDescriptorsRequest request =
    *       ListMonitoredResourceDescriptorsRequest.newBuilder()
@@ -733,8 +784,11 @@ public final ListMonitoredResourceDescriptorsPagedResponse listMonitoredResource
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   ListMonitoredResourceDescriptorsRequest request =
    *       ListMonitoredResourceDescriptorsRequest.newBuilder()
@@ -771,8 +825,11 @@ public final ListMonitoredResourceDescriptorsPagedResponse listMonitoredResource
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   BillingAccountName parent = BillingAccountName.of("[BILLING_ACCOUNT]");
    *   for (String element : loggingClient.listLogs(parent).iterateAll()) {
@@ -800,8 +857,11 @@ public final ListLogsPagedResponse listLogs(BillingAccountName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   FolderName parent = FolderName.of("[FOLDER]");
    *   for (String element : loggingClient.listLogs(parent).iterateAll()) {
@@ -829,8 +889,11 @@ public final ListLogsPagedResponse listLogs(FolderName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   OrganizationName parent = OrganizationName.of("[ORGANIZATION]");
    *   for (String element : loggingClient.listLogs(parent).iterateAll()) {
@@ -858,8 +921,11 @@ public final ListLogsPagedResponse listLogs(OrganizationName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   for (String element : loggingClient.listLogs(parent).iterateAll()) {
@@ -887,8 +953,11 @@ public final ListLogsPagedResponse listLogs(ProjectName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   for (String element : loggingClient.listLogs(parent).iterateAll()) {
@@ -915,8 +984,11 @@ public final ListLogsPagedResponse listLogs(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   ListLogsRequest request =
    *       ListLogsRequest.newBuilder()
@@ -946,8 +1018,11 @@ public final ListLogsPagedResponse listLogs(ListLogsRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   ListLogsRequest request =
    *       ListLogsRequest.newBuilder()
@@ -976,8 +1051,11 @@ public final UnaryCallable listLogsPaged
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   ListLogsRequest request =
    *       ListLogsRequest.newBuilder()
@@ -1013,8 +1091,11 @@ public final UnaryCallable listLogsCallable()
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (LoggingClient loggingClient = LoggingClient.create()) {
    *   BidiStream bidiStream =
    *       loggingClient.tailLogEntriesCallable().call();
diff --git a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/LoggingSettings.java b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/LoggingSettings.java
index a128b6498e..6d0d9a3091 100644
--- a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/LoggingSettings.java
+++ b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/LoggingSettings.java
@@ -69,8 +69,11 @@
  * 
For example, to set the total timeout of deleteLog to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * LoggingSettings.Builder loggingSettingsBuilder = LoggingSettings.newBuilder();
  * loggingSettingsBuilder
  *     .deleteLogSettings()
diff --git a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/MetricsClient.java b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/MetricsClient.java
index 3f1565fc55..067ea58e90 100644
--- a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/MetricsClient.java
+++ b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/MetricsClient.java
@@ -50,8 +50,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (MetricsClient metricsClient = MetricsClient.create()) {
  *   LogMetricName metricName = LogMetricName.of("[PROJECT]", "[METRIC]");
  *   LogMetric response = metricsClient.getLogMetric(metricName);
@@ -87,8 +90,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * MetricsSettings metricsSettings =
  *     MetricsSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -99,8 +105,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * MetricsSettings metricsSettings = MetricsSettings.newBuilder().setEndpoint(myEndpoint).build();
  * MetricsClient metricsClient = MetricsClient.create(metricsSettings);
  * }

@@ -162,8 +171,11 @@ public MetricsServiceV2Stub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   for (LogMetric element : metricsClient.listLogMetrics(parent).iterateAll()) {
@@ -191,8 +203,11 @@ public final ListLogMetricsPagedResponse listLogMetrics(ProjectName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   for (LogMetric element : metricsClient.listLogMetrics(parent).iterateAll()) {
@@ -217,8 +232,11 @@ public final ListLogMetricsPagedResponse listLogMetrics(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   ListLogMetricsRequest request =
    *       ListLogMetricsRequest.newBuilder()
@@ -246,8 +264,11 @@ public final ListLogMetricsPagedResponse listLogMetrics(ListLogMetricsRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   ListLogMetricsRequest request =
    *       ListLogMetricsRequest.newBuilder()
@@ -275,8 +296,11 @@ public final ListLogMetricsPagedResponse listLogMetrics(ListLogMetricsRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   ListLogMetricsRequest request =
    *       ListLogMetricsRequest.newBuilder()
@@ -311,8 +335,11 @@ public final ListLogMetricsPagedResponse listLogMetrics(ListLogMetricsRequest re
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   LogMetricName metricName = LogMetricName.of("[PROJECT]", "[METRIC]");
    *   LogMetric response = metricsClient.getLogMetric(metricName);
@@ -338,8 +365,11 @@ public final LogMetric getLogMetric(LogMetricName metricName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   String metricName = LogMetricName.of("[PROJECT]", "[METRIC]").toString();
    *   LogMetric response = metricsClient.getLogMetric(metricName);
@@ -363,8 +393,11 @@ public final LogMetric getLogMetric(String metricName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   GetLogMetricRequest request =
    *       GetLogMetricRequest.newBuilder()
@@ -388,8 +421,11 @@ public final LogMetric getLogMetric(GetLogMetricRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   GetLogMetricRequest request =
    *       GetLogMetricRequest.newBuilder()
@@ -412,8 +448,11 @@ public final UnaryCallable getLogMetricCallable(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   LogMetric metric = LogMetric.newBuilder().build();
@@ -444,8 +483,11 @@ public final LogMetric createLogMetric(ProjectName parent, LogMetric metric) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   LogMetric metric = LogMetric.newBuilder().build();
@@ -473,8 +515,11 @@ public final LogMetric createLogMetric(String parent, LogMetric metric) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   CreateLogMetricRequest request =
    *       CreateLogMetricRequest.newBuilder()
@@ -499,8 +544,11 @@ public final LogMetric createLogMetric(CreateLogMetricRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   CreateLogMetricRequest request =
    *       CreateLogMetricRequest.newBuilder()
@@ -524,8 +572,11 @@ public final UnaryCallable createLogMetricCal
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   LogMetricName metricName = LogMetricName.of("[PROJECT]", "[METRIC]");
    *   LogMetric metric = LogMetric.newBuilder().build();
@@ -557,8 +608,11 @@ public final LogMetric updateLogMetric(LogMetricName metricName, LogMetric metri
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   String metricName = LogMetricName.of("[PROJECT]", "[METRIC]").toString();
    *   LogMetric metric = LogMetric.newBuilder().build();
@@ -587,8 +641,11 @@ public final LogMetric updateLogMetric(String metricName, LogMetric metric) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   UpdateLogMetricRequest request =
    *       UpdateLogMetricRequest.newBuilder()
@@ -613,8 +670,11 @@ public final LogMetric updateLogMetric(UpdateLogMetricRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   UpdateLogMetricRequest request =
    *       UpdateLogMetricRequest.newBuilder()
@@ -638,8 +698,11 @@ public final UnaryCallable updateLogMetricCal
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   LogMetricName metricName = LogMetricName.of("[PROJECT]", "[METRIC]");
    *   metricsClient.deleteLogMetric(metricName);
@@ -665,8 +728,11 @@ public final void deleteLogMetric(LogMetricName metricName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   String metricName = LogMetricName.of("[PROJECT]", "[METRIC]").toString();
    *   metricsClient.deleteLogMetric(metricName);
@@ -690,8 +756,11 @@ public final void deleteLogMetric(String metricName) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   DeleteLogMetricRequest request =
    *       DeleteLogMetricRequest.newBuilder()
@@ -715,8 +784,11 @@ public final void deleteLogMetric(DeleteLogMetricRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (MetricsClient metricsClient = MetricsClient.create()) {
    *   DeleteLogMetricRequest request =
    *       DeleteLogMetricRequest.newBuilder()
diff --git a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/MetricsSettings.java b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/MetricsSettings.java
index d795fcdd39..867d57d2e7 100644
--- a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/MetricsSettings.java
+++ b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/MetricsSettings.java
@@ -61,8 +61,11 @@
  * 
For example, to set the total timeout of getLogMetric to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * MetricsSettings.Builder metricsSettingsBuilder = MetricsSettings.newBuilder();
  * metricsSettingsBuilder
  *     .getLogMetricSettings()
diff --git a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/package-info.java b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/package-info.java
index 291dcca51b..6f71d583a8 100644
--- a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/package-info.java
+++ b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/package-info.java
@@ -24,8 +24,11 @@
  * 
Sample for LoggingClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (LoggingClient loggingClient = LoggingClient.create()) {
  *   LogName logName = LogName.ofProjectLogName("[PROJECT]", "[LOG]");
  *   loggingClient.deleteLog(logName);
@@ -39,8 +42,11 @@
  * 
Sample for ConfigClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (ConfigClient configClient = ConfigClient.create()) {
  *   GetBucketRequest request =
  *       GetBucketRequest.newBuilder()
@@ -59,8 +65,11 @@
  * 
Sample for MetricsClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (MetricsClient metricsClient = MetricsClient.create()) {
  *   LogMetricName metricName = LogMetricName.of("[PROJECT]", "[METRIC]");
  *   LogMetric response = metricsClient.getLogMetric(metricName);
diff --git a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/stub/ConfigServiceV2StubSettings.java b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/stub/ConfigServiceV2StubSettings.java
index ade13c5ddb..87580db564 100644
--- a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/stub/ConfigServiceV2StubSettings.java
+++ b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/stub/ConfigServiceV2StubSettings.java
@@ -103,8 +103,11 @@
  * 
For example, to set the total timeout of getBucket to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * ConfigServiceV2StubSettings.Builder configSettingsBuilder =
  *     ConfigServiceV2StubSettings.newBuilder();
  * configSettingsBuilder
diff --git a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/stub/LoggingServiceV2StubSettings.java b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/stub/LoggingServiceV2StubSettings.java
index 220b7f22c1..d01030e25e 100644
--- a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/stub/LoggingServiceV2StubSettings.java
+++ b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/stub/LoggingServiceV2StubSettings.java
@@ -93,8 +93,11 @@
  * 
For example, to set the total timeout of deleteLog to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * LoggingServiceV2StubSettings.Builder loggingSettingsBuilder =
  *     LoggingServiceV2StubSettings.newBuilder();
  * loggingSettingsBuilder
diff --git a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/stub/MetricsServiceV2StubSettings.java b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/stub/MetricsServiceV2StubSettings.java
index 871b9b1ee1..bfdf88530e 100644
--- a/test/integration/goldens/logging/src/com/google/cloud/logging/v2/stub/MetricsServiceV2StubSettings.java
+++ b/test/integration/goldens/logging/src/com/google/cloud/logging/v2/stub/MetricsServiceV2StubSettings.java
@@ -75,8 +75,11 @@
  * 
For example, to set the total timeout of getLogMetric to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * MetricsServiceV2StubSettings.Builder metricsSettingsBuilder =
  *     MetricsServiceV2StubSettings.newBuilder();
  * metricsSettingsBuilder
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/create/SyncCreateSetCredentialsProvider.java
index 7c919b545e..8d6ba7006e 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     SchemaServiceSettings schemaServiceSettings =
         SchemaServiceSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/create/SyncCreateSetEndpoint.java
index f0db3dd1aa..64b754ef54 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     SchemaServiceSettings schemaServiceSettings =
         SchemaServiceSettings.newBuilder().setEndpoint(myEndpoint).build();
     SchemaServiceClient schemaServiceClient = SchemaServiceClient.create(schemaServiceSettings);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/AsyncCreateSchema.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/AsyncCreateSchema.java
index 16cf7cf855..faf8677a74 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/AsyncCreateSchema.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/AsyncCreateSchema.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateSchema() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       CreateSchemaRequest request =
           CreateSchemaRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/SyncCreateSchema.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/SyncCreateSchema.java
index 802eff6c83..eb04b75b15 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/SyncCreateSchema.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/SyncCreateSchema.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSchema() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       CreateSchemaRequest request =
           CreateSchemaRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/SyncCreateSchemaProjectnameSchemaString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/SyncCreateSchemaProjectnameSchemaString.java
index 0ae2df9279..9aa8f43218 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/SyncCreateSchemaProjectnameSchemaString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/SyncCreateSchemaProjectnameSchemaString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSchemaProjectnameSchemaString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       Schema schema = Schema.newBuilder().build();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/SyncCreateSchemaStringSchemaString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/SyncCreateSchemaStringSchemaString.java
index 79633abb96..8fd4669d1e 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/SyncCreateSchemaStringSchemaString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/createschema/SyncCreateSchemaStringSchemaString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSchemaStringSchemaString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       Schema schema = Schema.newBuilder().build();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/AsyncDeleteSchema.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/AsyncDeleteSchema.java
index e34f41d285..07b999d269 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/AsyncDeleteSchema.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/AsyncDeleteSchema.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteSchema() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       DeleteSchemaRequest request =
           DeleteSchemaRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/SyncDeleteSchema.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/SyncDeleteSchema.java
index 13661a81f0..04ee5a3078 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/SyncDeleteSchema.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/SyncDeleteSchema.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSchema() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       DeleteSchemaRequest request =
           DeleteSchemaRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/SyncDeleteSchemaSchemaname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/SyncDeleteSchemaSchemaname.java
index 8ce7c44700..600c71d0e5 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/SyncDeleteSchemaSchemaname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/SyncDeleteSchemaSchemaname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSchemaSchemaname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");
       schemaServiceClient.deleteSchema(name);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/SyncDeleteSchemaString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/SyncDeleteSchemaString.java
index 21f09fe2c6..59d1983e02 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/SyncDeleteSchemaString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/deleteschema/SyncDeleteSchemaString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSchemaString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       String name = SchemaName.of("[PROJECT]", "[SCHEMA]").toString();
       schemaServiceClient.deleteSchema(name);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getiampolicy/AsyncGetIamPolicy.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getiampolicy/AsyncGetIamPolicy.java
index 7c87a8c098..89eee40dc0 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getiampolicy/AsyncGetIamPolicy.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getiampolicy/AsyncGetIamPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       GetIamPolicyRequest request =
           GetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getiampolicy/SyncGetIamPolicy.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getiampolicy/SyncGetIamPolicy.java
index 95ab749d9a..a479793be6 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getiampolicy/SyncGetIamPolicy.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getiampolicy/SyncGetIamPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       GetIamPolicyRequest request =
           GetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/AsyncGetSchema.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/AsyncGetSchema.java
index ee315fcfc8..2d2e1fd522 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/AsyncGetSchema.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/AsyncGetSchema.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetSchema() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       GetSchemaRequest request =
           GetSchemaRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/SyncGetSchema.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/SyncGetSchema.java
index a32701f8ec..dfe599dae7 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/SyncGetSchema.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/SyncGetSchema.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSchema() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       GetSchemaRequest request =
           GetSchemaRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/SyncGetSchemaSchemaname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/SyncGetSchemaSchemaname.java
index 0abb6d7522..6f4c1ad2b2 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/SyncGetSchemaSchemaname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/SyncGetSchemaSchemaname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSchemaSchemaname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");
       Schema response = schemaServiceClient.getSchema(name);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/SyncGetSchemaString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/SyncGetSchemaString.java
index cfdbe99a35..1033d3f4b1 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/SyncGetSchemaString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/getschema/SyncGetSchemaString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSchemaString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       String name = SchemaName.of("[PROJECT]", "[SCHEMA]").toString();
       Schema response = schemaServiceClient.getSchema(name);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/AsyncListSchemas.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/AsyncListSchemas.java
index 5448288d28..db3e3f29dc 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/AsyncListSchemas.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/AsyncListSchemas.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListSchemas() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       ListSchemasRequest request =
           ListSchemasRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/AsyncListSchemasPaged.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/AsyncListSchemasPaged.java
index 1cacec7a56..3b09948cd0 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/AsyncListSchemasPaged.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/AsyncListSchemasPaged.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListSchemasPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       ListSchemasRequest request =
           ListSchemasRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/SyncListSchemas.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/SyncListSchemas.java
index 398dfb1a01..944e349087 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/SyncListSchemas.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/SyncListSchemas.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSchemas() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       ListSchemasRequest request =
           ListSchemasRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/SyncListSchemasProjectname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/SyncListSchemasProjectname.java
index 77a9e914c5..e763eab4fd 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/SyncListSchemasProjectname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/SyncListSchemasProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSchemasProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       for (Schema element : schemaServiceClient.listSchemas(parent).iterateAll()) {
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/SyncListSchemasString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/SyncListSchemasString.java
index 7302d2e501..f7e84a3903 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/SyncListSchemasString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/listschemas/SyncListSchemasString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSchemasString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       for (Schema element : schemaServiceClient.listSchemas(parent).iterateAll()) {
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/setiampolicy/AsyncSetIamPolicy.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/setiampolicy/AsyncSetIamPolicy.java
index 5d5981bc34..f0bc564208 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/setiampolicy/AsyncSetIamPolicy.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/setiampolicy/AsyncSetIamPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       SetIamPolicyRequest request =
           SetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/setiampolicy/SyncSetIamPolicy.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/setiampolicy/SyncSetIamPolicy.java
index cc81608cd7..8adab7bd36 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/setiampolicy/SyncSetIamPolicy.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/setiampolicy/SyncSetIamPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       SetIamPolicyRequest request =
           SetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/testiampermissions/AsyncTestIamPermissions.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/testiampermissions/AsyncTestIamPermissions.java
index 3bf3eedf7a..5811d23d1c 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/testiampermissions/AsyncTestIamPermissions.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/testiampermissions/AsyncTestIamPermissions.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       TestIamPermissionsRequest request =
           TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/testiampermissions/SyncTestIamPermissions.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/testiampermissions/SyncTestIamPermissions.java
index 0e9ac4f3dd..da49c01d54 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/testiampermissions/SyncTestIamPermissions.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/testiampermissions/SyncTestIamPermissions.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       TestIamPermissionsRequest request =
           TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validatemessage/AsyncValidateMessage.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validatemessage/AsyncValidateMessage.java
index 13eb8f2e4f..0697504355 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validatemessage/AsyncValidateMessage.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validatemessage/AsyncValidateMessage.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncValidateMessage() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       ValidateMessageRequest request =
           ValidateMessageRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validatemessage/SyncValidateMessage.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validatemessage/SyncValidateMessage.java
index e44537eed2..12068a1d54 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validatemessage/SyncValidateMessage.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validatemessage/SyncValidateMessage.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncValidateMessage() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       ValidateMessageRequest request =
           ValidateMessageRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/AsyncValidateSchema.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/AsyncValidateSchema.java
index d6a800372c..492fcf0803 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/AsyncValidateSchema.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/AsyncValidateSchema.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncValidateSchema() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       ValidateSchemaRequest request =
           ValidateSchemaRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/SyncValidateSchema.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/SyncValidateSchema.java
index d13ba3db03..0d2c0a78a3 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/SyncValidateSchema.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/SyncValidateSchema.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncValidateSchema() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       ValidateSchemaRequest request =
           ValidateSchemaRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/SyncValidateSchemaProjectnameSchema.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/SyncValidateSchemaProjectnameSchema.java
index a47e89db85..fb0ea01fed 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/SyncValidateSchemaProjectnameSchema.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/SyncValidateSchemaProjectnameSchema.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncValidateSchemaProjectnameSchema() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       Schema schema = Schema.newBuilder().build();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/SyncValidateSchemaStringSchema.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/SyncValidateSchemaStringSchema.java
index 7a16eaaf28..2cca6e3130 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/SyncValidateSchemaStringSchema.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaserviceclient/validateschema/SyncValidateSchemaStringSchema.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncValidateSchemaStringSchema() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       Schema schema = Schema.newBuilder().build();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaservicesettings/createschema/SyncCreateSchema.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaservicesettings/createschema/SyncCreateSchema.java
index f1c984ec7e..91efa0a7a0 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaservicesettings/createschema/SyncCreateSchema.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/schemaservicesettings/createschema/SyncCreateSchema.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSchema() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     SchemaServiceSettings.Builder schemaServiceSettingsBuilder = SchemaServiceSettings.newBuilder();
     schemaServiceSettingsBuilder
         .createSchemaSettings()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/stub/publisherstubsettings/createtopic/SyncCreateTopic.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/stub/publisherstubsettings/createtopic/SyncCreateTopic.java
index afc5c2463b..659e6f2a4f 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/stub/publisherstubsettings/createtopic/SyncCreateTopic.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/stub/publisherstubsettings/createtopic/SyncCreateTopic.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateTopic() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     PublisherStubSettings.Builder topicAdminSettingsBuilder = PublisherStubSettings.newBuilder();
     topicAdminSettingsBuilder
         .createTopicSettings()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/stub/schemaservicestubsettings/createschema/SyncCreateSchema.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/stub/schemaservicestubsettings/createschema/SyncCreateSchema.java
index 8d52c1b51c..9d6ccf77b1 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/stub/schemaservicestubsettings/createschema/SyncCreateSchema.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/stub/schemaservicestubsettings/createschema/SyncCreateSchema.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSchema() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     SchemaServiceStubSettings.Builder schemaServiceSettingsBuilder =
         SchemaServiceStubSettings.newBuilder();
     schemaServiceSettingsBuilder
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/stub/subscriberstubsettings/createsubscription/SyncCreateSubscription.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/stub/subscriberstubsettings/createsubscription/SyncCreateSubscription.java
index 05cce37df7..be52f20f4f 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/stub/subscriberstubsettings/createsubscription/SyncCreateSubscription.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/stub/subscriberstubsettings/createsubscription/SyncCreateSubscription.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSubscription() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     SubscriberStubSettings.Builder subscriptionAdminSettingsBuilder =
         SubscriberStubSettings.newBuilder();
     subscriptionAdminSettingsBuilder
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/AsyncAcknowledge.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/AsyncAcknowledge.java
index 09170a1b85..1b3c606625 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/AsyncAcknowledge.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/AsyncAcknowledge.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncAcknowledge() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       AcknowledgeRequest request =
           AcknowledgeRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/SyncAcknowledge.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/SyncAcknowledge.java
index c879c2529a..b906a3e82c 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/SyncAcknowledge.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/SyncAcknowledge.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAcknowledge() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       AcknowledgeRequest request =
           AcknowledgeRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/SyncAcknowledgeStringListstring.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/SyncAcknowledgeStringListstring.java
index f3622bcf3a..5aa2df865d 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/SyncAcknowledgeStringListstring.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/SyncAcknowledgeStringListstring.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAcknowledgeStringListstring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
       List ackIds = new ArrayList<>();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/SyncAcknowledgeSubscriptionnameListstring.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/SyncAcknowledgeSubscriptionnameListstring.java
index cc7386facb..9c2dcf4927 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/SyncAcknowledgeSubscriptionnameListstring.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/acknowledge/SyncAcknowledgeSubscriptionnameListstring.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAcknowledgeSubscriptionnameListstring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
       List ackIds = new ArrayList<>();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/create/SyncCreateSetCredentialsProvider.java
index a3f2e2cc29..3acdaf154e 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     SubscriptionAdminSettings subscriptionAdminSettings =
         SubscriptionAdminSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/create/SyncCreateSetEndpoint.java
index 61447bf2e6..8e5d38436b 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     SubscriptionAdminSettings subscriptionAdminSettings =
         SubscriptionAdminSettings.newBuilder().setEndpoint(myEndpoint).build();
     SubscriptionAdminClient subscriptionAdminClient =
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/AsyncCreateSnapshot.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/AsyncCreateSnapshot.java
index 574c708681..4eb276cd65 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/AsyncCreateSnapshot.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/AsyncCreateSnapshot.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateSnapshot() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       CreateSnapshotRequest request =
           CreateSnapshotRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshot.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshot.java
index 7ea954384f..dc2bdd6504 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshot.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshot.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSnapshot() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       CreateSnapshotRequest request =
           CreateSnapshotRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotSnapshotnameString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotSnapshotnameString.java
index a9253018ec..a3a11e309b 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotSnapshotnameString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotSnapshotnameString.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSnapshotSnapshotnameString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SnapshotName name = SnapshotName.of("[PROJECT]", "[SNAPSHOT]");
       String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotSnapshotnameSubscriptionname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotSnapshotnameSubscriptionname.java
index 3c891f5536..5d237c5280 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotSnapshotnameSubscriptionname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotSnapshotnameSubscriptionname.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSnapshotSnapshotnameSubscriptionname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SnapshotName name = SnapshotName.of("[PROJECT]", "[SNAPSHOT]");
       SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotStringString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotStringString.java
index 88f93ef673..6be73f743d 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotStringString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotStringString.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSnapshotStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String name = SnapshotName.of("[PROJECT]", "[SNAPSHOT]").toString();
       String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotStringSubscriptionname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotStringSubscriptionname.java
index 1e1e3d96a0..e3c5c25fca 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotStringSubscriptionname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsnapshot/SyncCreateSnapshotStringSubscriptionname.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSnapshotStringSubscriptionname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String name = SnapshotName.of("[PROJECT]", "[SNAPSHOT]").toString();
       SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/AsyncCreateSubscription.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/AsyncCreateSubscription.java
index d2bf1ca3b8..f5c291a69b 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/AsyncCreateSubscription.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/AsyncCreateSubscription.java
@@ -36,8 +36,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateSubscription() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       Subscription request =
           Subscription.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscription.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscription.java
index 579f5a2a28..cf9498af7e 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscription.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscription.java
@@ -35,8 +35,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSubscription() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       Subscription request =
           Subscription.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionStringStringPushconfigInt.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionStringStringPushconfigInt.java
index 879745c4c3..29689fa996 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionStringStringPushconfigInt.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionStringStringPushconfigInt.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSubscriptionStringStringPushconfigInt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String name = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
       String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionStringTopicnamePushconfigInt.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionStringTopicnamePushconfigInt.java
index 49e74740b5..8bb5df7f35 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionStringTopicnamePushconfigInt.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionStringTopicnamePushconfigInt.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSubscriptionStringTopicnamePushconfigInt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String name = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
       TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionSubscriptionnameStringPushconfigInt.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionSubscriptionnameStringPushconfigInt.java
index 31450dc20c..b88fb5fff0 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionSubscriptionnameStringPushconfigInt.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionSubscriptionnameStringPushconfigInt.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSubscriptionSubscriptionnameStringPushconfigInt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SubscriptionName name = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
       String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionSubscriptionnameTopicnamePushconfigInt.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionSubscriptionnameTopicnamePushconfigInt.java
index 1f7d589e86..db965129bf 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionSubscriptionnameTopicnamePushconfigInt.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/createsubscription/SyncCreateSubscriptionSubscriptionnameTopicnamePushconfigInt.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncCreateSubscriptionSubscriptionnameTopicnamePushconfigInt()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SubscriptionName name = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
       TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/AsyncDeleteSnapshot.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/AsyncDeleteSnapshot.java
index 137a6f86c4..feb62e0fbe 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/AsyncDeleteSnapshot.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/AsyncDeleteSnapshot.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteSnapshot() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       DeleteSnapshotRequest request =
           DeleteSnapshotRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/SyncDeleteSnapshot.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/SyncDeleteSnapshot.java
index 0072e7c285..82a245cc5e 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/SyncDeleteSnapshot.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/SyncDeleteSnapshot.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSnapshot() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       DeleteSnapshotRequest request =
           DeleteSnapshotRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/SyncDeleteSnapshotSnapshotname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/SyncDeleteSnapshotSnapshotname.java
index 5d451bd560..4ca1c0bcc6 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/SyncDeleteSnapshotSnapshotname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/SyncDeleteSnapshotSnapshotname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSnapshotSnapshotname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SnapshotName snapshot = SnapshotName.of("[PROJECT]", "[SNAPSHOT]");
       subscriptionAdminClient.deleteSnapshot(snapshot);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/SyncDeleteSnapshotString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/SyncDeleteSnapshotString.java
index 4c66c5c028..b728a12ba8 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/SyncDeleteSnapshotString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesnapshot/SyncDeleteSnapshotString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSnapshotString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String snapshot = SnapshotName.of("[PROJECT]", "[SNAPSHOT]").toString();
       subscriptionAdminClient.deleteSnapshot(snapshot);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/AsyncDeleteSubscription.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/AsyncDeleteSubscription.java
index 1b4305a1b0..8a55c39faf 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/AsyncDeleteSubscription.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/AsyncDeleteSubscription.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteSubscription() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       DeleteSubscriptionRequest request =
           DeleteSubscriptionRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/SyncDeleteSubscription.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/SyncDeleteSubscription.java
index 6f789cdac3..346e57f842 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/SyncDeleteSubscription.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/SyncDeleteSubscription.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSubscription() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       DeleteSubscriptionRequest request =
           DeleteSubscriptionRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/SyncDeleteSubscriptionString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/SyncDeleteSubscriptionString.java
index 305640ac04..075f759ed7 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/SyncDeleteSubscriptionString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/SyncDeleteSubscriptionString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSubscriptionString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
       subscriptionAdminClient.deleteSubscription(subscription);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/SyncDeleteSubscriptionSubscriptionname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/SyncDeleteSubscriptionSubscriptionname.java
index c36c3858f8..e66a3a93e2 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/SyncDeleteSubscriptionSubscriptionname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/deletesubscription/SyncDeleteSubscriptionSubscriptionname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSubscriptionSubscriptionname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
       subscriptionAdminClient.deleteSubscription(subscription);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getiampolicy/AsyncGetIamPolicy.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getiampolicy/AsyncGetIamPolicy.java
index 7248010b1e..0f9feb64d3 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getiampolicy/AsyncGetIamPolicy.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getiampolicy/AsyncGetIamPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       GetIamPolicyRequest request =
           GetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getiampolicy/SyncGetIamPolicy.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getiampolicy/SyncGetIamPolicy.java
index 35b85d038a..bdb63a6ab6 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getiampolicy/SyncGetIamPolicy.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getiampolicy/SyncGetIamPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       GetIamPolicyRequest request =
           GetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/AsyncGetSnapshot.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/AsyncGetSnapshot.java
index 42f848b480..5e95662956 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/AsyncGetSnapshot.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/AsyncGetSnapshot.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetSnapshot() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       GetSnapshotRequest request =
           GetSnapshotRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/SyncGetSnapshot.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/SyncGetSnapshot.java
index 2eb2191762..bc865fa600 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/SyncGetSnapshot.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/SyncGetSnapshot.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSnapshot() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       GetSnapshotRequest request =
           GetSnapshotRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/SyncGetSnapshotSnapshotname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/SyncGetSnapshotSnapshotname.java
index 3a9a6dba17..e9fc164f91 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/SyncGetSnapshotSnapshotname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/SyncGetSnapshotSnapshotname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSnapshotSnapshotname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SnapshotName snapshot = SnapshotName.of("[PROJECT]", "[SNAPSHOT]");
       Snapshot response = subscriptionAdminClient.getSnapshot(snapshot);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/SyncGetSnapshotString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/SyncGetSnapshotString.java
index 988ad0c82c..7de3b85c4e 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/SyncGetSnapshotString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsnapshot/SyncGetSnapshotString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSnapshotString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String snapshot = SnapshotName.of("[PROJECT]", "[SNAPSHOT]").toString();
       Snapshot response = subscriptionAdminClient.getSnapshot(snapshot);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/AsyncGetSubscription.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/AsyncGetSubscription.java
index 900ac3a2dd..9b1e63ebc0 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/AsyncGetSubscription.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/AsyncGetSubscription.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetSubscription() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       GetSubscriptionRequest request =
           GetSubscriptionRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/SyncGetSubscription.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/SyncGetSubscription.java
index 59452611c3..cbeabada4d 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/SyncGetSubscription.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/SyncGetSubscription.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSubscription() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       GetSubscriptionRequest request =
           GetSubscriptionRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/SyncGetSubscriptionString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/SyncGetSubscriptionString.java
index 2327ec9800..3bd50b6001 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/SyncGetSubscriptionString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/SyncGetSubscriptionString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSubscriptionString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
       Subscription response = subscriptionAdminClient.getSubscription(subscription);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/SyncGetSubscriptionSubscriptionname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/SyncGetSubscriptionSubscriptionname.java
index 392517e314..4923c9dcf8 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/SyncGetSubscriptionSubscriptionname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/getsubscription/SyncGetSubscriptionSubscriptionname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSubscriptionSubscriptionname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
       Subscription response = subscriptionAdminClient.getSubscription(subscription);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/AsyncListSnapshots.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/AsyncListSnapshots.java
index 86fb881d6b..ea951f4f41 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/AsyncListSnapshots.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/AsyncListSnapshots.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListSnapshots() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       ListSnapshotsRequest request =
           ListSnapshotsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/AsyncListSnapshotsPaged.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/AsyncListSnapshotsPaged.java
index f9aa941256..28bc0d2083 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/AsyncListSnapshotsPaged.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/AsyncListSnapshotsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListSnapshotsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       ListSnapshotsRequest request =
           ListSnapshotsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/SyncListSnapshots.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/SyncListSnapshots.java
index 900e4e26f5..261d05cfa8 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/SyncListSnapshots.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/SyncListSnapshots.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSnapshots() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       ListSnapshotsRequest request =
           ListSnapshotsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/SyncListSnapshotsProjectname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/SyncListSnapshotsProjectname.java
index 684ee19403..bd4d286c6d 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/SyncListSnapshotsProjectname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/SyncListSnapshotsProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSnapshotsProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       ProjectName project = ProjectName.of("[PROJECT]");
       for (Snapshot element : subscriptionAdminClient.listSnapshots(project).iterateAll()) {
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/SyncListSnapshotsString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/SyncListSnapshotsString.java
index a712abde37..5b3cba3312 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/SyncListSnapshotsString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsnapshots/SyncListSnapshotsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSnapshotsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String project = ProjectName.of("[PROJECT]").toString();
       for (Snapshot element : subscriptionAdminClient.listSnapshots(project).iterateAll()) {
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/AsyncListSubscriptions.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/AsyncListSubscriptions.java
index b700294ad5..8cc89c6856 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/AsyncListSubscriptions.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/AsyncListSubscriptions.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListSubscriptions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       ListSubscriptionsRequest request =
           ListSubscriptionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/AsyncListSubscriptionsPaged.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/AsyncListSubscriptionsPaged.java
index 6125a07a2e..8836db0ab2 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/AsyncListSubscriptionsPaged.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/AsyncListSubscriptionsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListSubscriptionsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       ListSubscriptionsRequest request =
           ListSubscriptionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/SyncListSubscriptions.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/SyncListSubscriptions.java
index 149ba21dd2..d7bb4f92fe 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/SyncListSubscriptions.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/SyncListSubscriptions.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSubscriptions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       ListSubscriptionsRequest request =
           ListSubscriptionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/SyncListSubscriptionsProjectname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/SyncListSubscriptionsProjectname.java
index 24b2286321..d36a99ac62 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/SyncListSubscriptionsProjectname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/SyncListSubscriptionsProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSubscriptionsProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       ProjectName project = ProjectName.of("[PROJECT]");
       for (Subscription element : subscriptionAdminClient.listSubscriptions(project).iterateAll()) {
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/SyncListSubscriptionsString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/SyncListSubscriptionsString.java
index c96628b09d..af1c8187dd 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/SyncListSubscriptionsString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/listsubscriptions/SyncListSubscriptionsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSubscriptionsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String project = ProjectName.of("[PROJECT]").toString();
       for (Subscription element : subscriptionAdminClient.listSubscriptions(project).iterateAll()) {
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/AsyncModifyAckDeadline.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/AsyncModifyAckDeadline.java
index d74c7cd102..7cbd8d2a6f 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/AsyncModifyAckDeadline.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/AsyncModifyAckDeadline.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncModifyAckDeadline() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       ModifyAckDeadlineRequest request =
           ModifyAckDeadlineRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/SyncModifyAckDeadline.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/SyncModifyAckDeadline.java
index 27fddd9c91..5be7ebb018 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/SyncModifyAckDeadline.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/SyncModifyAckDeadline.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncModifyAckDeadline() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       ModifyAckDeadlineRequest request =
           ModifyAckDeadlineRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/SyncModifyAckDeadlineStringListstringInt.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/SyncModifyAckDeadlineStringListstringInt.java
index e457109102..7b40b2dbc2 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/SyncModifyAckDeadlineStringListstringInt.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/SyncModifyAckDeadlineStringListstringInt.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncModifyAckDeadlineStringListstringInt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
       List ackIds = new ArrayList<>();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/SyncModifyAckDeadlineSubscriptionnameListstringInt.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/SyncModifyAckDeadlineSubscriptionnameListstringInt.java
index a81a40bdc7..208b31b256 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/SyncModifyAckDeadlineSubscriptionnameListstringInt.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifyackdeadline/SyncModifyAckDeadlineSubscriptionnameListstringInt.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncModifyAckDeadlineSubscriptionnameListstringInt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
       List ackIds = new ArrayList<>();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/AsyncModifyPushConfig.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/AsyncModifyPushConfig.java
index f7e5ac5c4d..668ec61965 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/AsyncModifyPushConfig.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/AsyncModifyPushConfig.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncModifyPushConfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       ModifyPushConfigRequest request =
           ModifyPushConfigRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/SyncModifyPushConfig.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/SyncModifyPushConfig.java
index 1fb6e03255..72f4e5369c 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/SyncModifyPushConfig.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/SyncModifyPushConfig.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncModifyPushConfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       ModifyPushConfigRequest request =
           ModifyPushConfigRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/SyncModifyPushConfigStringPushconfig.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/SyncModifyPushConfigStringPushconfig.java
index a9935cc0e8..ac730021be 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/SyncModifyPushConfigStringPushconfig.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/SyncModifyPushConfigStringPushconfig.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncModifyPushConfigStringPushconfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
       PushConfig pushConfig = PushConfig.newBuilder().build();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/SyncModifyPushConfigSubscriptionnamePushconfig.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/SyncModifyPushConfigSubscriptionnamePushconfig.java
index c2bcdbdccc..de4a8dfbd9 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/SyncModifyPushConfigSubscriptionnamePushconfig.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/modifypushconfig/SyncModifyPushConfigSubscriptionnamePushconfig.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncModifyPushConfigSubscriptionnamePushconfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
       PushConfig pushConfig = PushConfig.newBuilder().build();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/AsyncPull.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/AsyncPull.java
index 5dbf1ed63d..c893d34fee 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/AsyncPull.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/AsyncPull.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncPull() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       PullRequest request =
           PullRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPull.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPull.java
index 6940910d5f..6704f86359 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPull.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPull.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncPull() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       PullRequest request =
           PullRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullStringBooleanInt.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullStringBooleanInt.java
index eafea3f003..00f4ebb1d1 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullStringBooleanInt.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullStringBooleanInt.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncPullStringBooleanInt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
       boolean returnImmediately = true;
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullStringInt.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullStringInt.java
index 6d931399e6..e0c3a4f0e9 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullStringInt.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullStringInt.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncPullStringInt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
       int maxMessages = 496131527;
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullSubscriptionnameBooleanInt.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullSubscriptionnameBooleanInt.java
index 577d4cbc1f..04beea7b2c 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullSubscriptionnameBooleanInt.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullSubscriptionnameBooleanInt.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncPullSubscriptionnameBooleanInt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
       boolean returnImmediately = true;
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullSubscriptionnameInt.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullSubscriptionnameInt.java
index b0529d5b82..853c300295 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullSubscriptionnameInt.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/pull/SyncPullSubscriptionnameInt.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncPullSubscriptionnameInt() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
       int maxMessages = 496131527;
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/seek/AsyncSeek.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/seek/AsyncSeek.java
index 07cc3cf56d..d5443a89e1 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/seek/AsyncSeek.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/seek/AsyncSeek.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSeek() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SeekRequest request =
           SeekRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/seek/SyncSeek.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/seek/SyncSeek.java
index 92f05b98b2..ce4818173c 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/seek/SyncSeek.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/seek/SyncSeek.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSeek() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SeekRequest request =
           SeekRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/setiampolicy/AsyncSetIamPolicy.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/setiampolicy/AsyncSetIamPolicy.java
index f58ab1a132..577c1380ff 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/setiampolicy/AsyncSetIamPolicy.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/setiampolicy/AsyncSetIamPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SetIamPolicyRequest request =
           SetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/setiampolicy/SyncSetIamPolicy.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/setiampolicy/SyncSetIamPolicy.java
index 0b8e4a21ec..7f0493ca7e 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/setiampolicy/SyncSetIamPolicy.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/setiampolicy/SyncSetIamPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       SetIamPolicyRequest request =
           SetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/streamingpull/AsyncStreamingPull.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/streamingpull/AsyncStreamingPull.java
index 6b37e3e2dd..977dca9e23 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/streamingpull/AsyncStreamingPull.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/streamingpull/AsyncStreamingPull.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncStreamingPull() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       BidiStream bidiStream =
           subscriptionAdminClient.streamingPullCallable().call();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/testiampermissions/AsyncTestIamPermissions.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/testiampermissions/AsyncTestIamPermissions.java
index fe69cc13c1..e23f707afd 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/testiampermissions/AsyncTestIamPermissions.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/testiampermissions/AsyncTestIamPermissions.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       TestIamPermissionsRequest request =
           TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/testiampermissions/SyncTestIamPermissions.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/testiampermissions/SyncTestIamPermissions.java
index aed15af512..12d3af92b3 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/testiampermissions/SyncTestIamPermissions.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/testiampermissions/SyncTestIamPermissions.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       TestIamPermissionsRequest request =
           TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesnapshot/AsyncUpdateSnapshot.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesnapshot/AsyncUpdateSnapshot.java
index e81cfd863e..d53c3e6002 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesnapshot/AsyncUpdateSnapshot.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesnapshot/AsyncUpdateSnapshot.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateSnapshot() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       UpdateSnapshotRequest request =
           UpdateSnapshotRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesnapshot/SyncUpdateSnapshot.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesnapshot/SyncUpdateSnapshot.java
index 3ebc64c376..07efdc75e4 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesnapshot/SyncUpdateSnapshot.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesnapshot/SyncUpdateSnapshot.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateSnapshot() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       UpdateSnapshotRequest request =
           UpdateSnapshotRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesubscription/AsyncUpdateSubscription.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesubscription/AsyncUpdateSubscription.java
index 2a9d30bb4a..61872dc63a 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesubscription/AsyncUpdateSubscription.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesubscription/AsyncUpdateSubscription.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateSubscription() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       UpdateSubscriptionRequest request =
           UpdateSubscriptionRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesubscription/SyncUpdateSubscription.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesubscription/SyncUpdateSubscription.java
index b76693bfe6..ef29dce71a 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesubscription/SyncUpdateSubscription.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminclient/updatesubscription/SyncUpdateSubscription.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateSubscription() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
       UpdateSubscriptionRequest request =
           UpdateSubscriptionRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminsettings/createsubscription/SyncCreateSubscription.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminsettings/createsubscription/SyncCreateSubscription.java
index 543fbd8b9f..9f7b49153c 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminsettings/createsubscription/SyncCreateSubscription.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/subscriptionadminsettings/createsubscription/SyncCreateSubscription.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSubscription() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     SubscriptionAdminSettings.Builder subscriptionAdminSettingsBuilder =
         SubscriptionAdminSettings.newBuilder();
     subscriptionAdminSettingsBuilder
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/create/SyncCreateSetCredentialsProvider.java
index 8d9640b79b..73b3852ce3 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     TopicAdminSettings topicAdminSettings =
         TopicAdminSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/create/SyncCreateSetEndpoint.java
index 6d4ea2b3bc..d3010d7cdb 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     TopicAdminSettings topicAdminSettings =
         TopicAdminSettings.newBuilder().setEndpoint(myEndpoint).build();
     TopicAdminClient topicAdminClient = TopicAdminClient.create(topicAdminSettings);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/AsyncCreateTopic.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/AsyncCreateTopic.java
index 50e8e9d761..9e392a2e53 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/AsyncCreateTopic.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/AsyncCreateTopic.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateTopic() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       Topic request =
           Topic.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/SyncCreateTopic.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/SyncCreateTopic.java
index ad42c1b649..0811718acb 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/SyncCreateTopic.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/SyncCreateTopic.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateTopic() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       Topic request =
           Topic.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/SyncCreateTopicString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/SyncCreateTopicString.java
index fded47ac1d..db218d5ab6 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/SyncCreateTopicString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/SyncCreateTopicString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateTopicString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       String name = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
       Topic response = topicAdminClient.createTopic(name);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/SyncCreateTopicTopicname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/SyncCreateTopicTopicname.java
index 66a3c9abfb..40c1e72690 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/SyncCreateTopicTopicname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/createtopic/SyncCreateTopicTopicname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateTopicTopicname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       TopicName name = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
       Topic response = topicAdminClient.createTopic(name);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/AsyncDeleteTopic.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/AsyncDeleteTopic.java
index 6472eb7123..4984ec56a2 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/AsyncDeleteTopic.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/AsyncDeleteTopic.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteTopic() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       DeleteTopicRequest request =
           DeleteTopicRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/SyncDeleteTopic.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/SyncDeleteTopic.java
index c64b019021..fa1ed996ea 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/SyncDeleteTopic.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/SyncDeleteTopic.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteTopic() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       DeleteTopicRequest request =
           DeleteTopicRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/SyncDeleteTopicString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/SyncDeleteTopicString.java
index a65a97ea56..c4476880bb 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/SyncDeleteTopicString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/SyncDeleteTopicString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteTopicString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
       topicAdminClient.deleteTopic(topic);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/SyncDeleteTopicTopicname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/SyncDeleteTopicTopicname.java
index 4e61693dd7..3e06153b59 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/SyncDeleteTopicTopicname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/deletetopic/SyncDeleteTopicTopicname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteTopicTopicname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
       topicAdminClient.deleteTopic(topic);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/detachsubscription/AsyncDetachSubscription.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/detachsubscription/AsyncDetachSubscription.java
index 96cf59176f..ea439643f6 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/detachsubscription/AsyncDetachSubscription.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/detachsubscription/AsyncDetachSubscription.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDetachSubscription() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       DetachSubscriptionRequest request =
           DetachSubscriptionRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/detachsubscription/SyncDetachSubscription.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/detachsubscription/SyncDetachSubscription.java
index df0e774a08..9921df6dc0 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/detachsubscription/SyncDetachSubscription.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/detachsubscription/SyncDetachSubscription.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDetachSubscription() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       DetachSubscriptionRequest request =
           DetachSubscriptionRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/getiampolicy/AsyncGetIamPolicy.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/getiampolicy/AsyncGetIamPolicy.java
index 03efcd6925..6d374e2d12 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/getiampolicy/AsyncGetIamPolicy.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/getiampolicy/AsyncGetIamPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       GetIamPolicyRequest request =
           GetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/getiampolicy/SyncGetIamPolicy.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/getiampolicy/SyncGetIamPolicy.java
index a1ab357e19..9a7b21f97b 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/getiampolicy/SyncGetIamPolicy.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/getiampolicy/SyncGetIamPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       GetIamPolicyRequest request =
           GetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/AsyncGetTopic.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/AsyncGetTopic.java
index 7e55e7e304..a9c350d1a9 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/AsyncGetTopic.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/AsyncGetTopic.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetTopic() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       GetTopicRequest request =
           GetTopicRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/SyncGetTopic.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/SyncGetTopic.java
index 5ac56d2134..417ff4bbee 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/SyncGetTopic.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/SyncGetTopic.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetTopic() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       GetTopicRequest request =
           GetTopicRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/SyncGetTopicString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/SyncGetTopicString.java
index 4b550ba881..e18e0fd46d 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/SyncGetTopicString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/SyncGetTopicString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetTopicString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
       Topic response = topicAdminClient.getTopic(topic);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/SyncGetTopicTopicname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/SyncGetTopicTopicname.java
index 48e345db28..d5c014b004 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/SyncGetTopicTopicname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/gettopic/SyncGetTopicTopicname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetTopicTopicname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
       Topic response = topicAdminClient.getTopic(topic);
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/AsyncListTopics.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/AsyncListTopics.java
index f6551df358..204698edd8 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/AsyncListTopics.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/AsyncListTopics.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListTopics() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       ListTopicsRequest request =
           ListTopicsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/AsyncListTopicsPaged.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/AsyncListTopicsPaged.java
index 7c532432b8..674eb38ee0 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/AsyncListTopicsPaged.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/AsyncListTopicsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListTopicsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       ListTopicsRequest request =
           ListTopicsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/SyncListTopics.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/SyncListTopics.java
index 74a4c01610..c613ba487b 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/SyncListTopics.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/SyncListTopics.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListTopics() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       ListTopicsRequest request =
           ListTopicsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/SyncListTopicsProjectname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/SyncListTopicsProjectname.java
index 980f0509f4..85213f1674 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/SyncListTopicsProjectname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/SyncListTopicsProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListTopicsProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       ProjectName project = ProjectName.of("[PROJECT]");
       for (Topic element : topicAdminClient.listTopics(project).iterateAll()) {
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/SyncListTopicsString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/SyncListTopicsString.java
index 670d6552b8..6a8d893f07 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/SyncListTopicsString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopics/SyncListTopicsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListTopicsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       String project = ProjectName.of("[PROJECT]").toString();
       for (Topic element : topicAdminClient.listTopics(project).iterateAll()) {
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/AsyncListTopicSnapshots.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/AsyncListTopicSnapshots.java
index 301c750a50..9b862febb8 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/AsyncListTopicSnapshots.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/AsyncListTopicSnapshots.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListTopicSnapshots() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       ListTopicSnapshotsRequest request =
           ListTopicSnapshotsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/AsyncListTopicSnapshotsPaged.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/AsyncListTopicSnapshotsPaged.java
index 69eae0a39b..7d39cf98d3 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/AsyncListTopicSnapshotsPaged.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/AsyncListTopicSnapshotsPaged.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListTopicSnapshotsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       ListTopicSnapshotsRequest request =
           ListTopicSnapshotsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/SyncListTopicSnapshots.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/SyncListTopicSnapshots.java
index 71794f9803..4fe184cae8 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/SyncListTopicSnapshots.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/SyncListTopicSnapshots.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListTopicSnapshots() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       ListTopicSnapshotsRequest request =
           ListTopicSnapshotsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/SyncListTopicSnapshotsString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/SyncListTopicSnapshotsString.java
index 3e069480b2..6c6ea28f01 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/SyncListTopicSnapshotsString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/SyncListTopicSnapshotsString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListTopicSnapshotsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
       for (String element : topicAdminClient.listTopicSnapshots(topic).iterateAll()) {
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/SyncListTopicSnapshotsTopicname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/SyncListTopicSnapshotsTopicname.java
index eff93a9188..835c9ba0f1 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/SyncListTopicSnapshotsTopicname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsnapshots/SyncListTopicSnapshotsTopicname.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListTopicSnapshotsTopicname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
       for (String element : topicAdminClient.listTopicSnapshots(topic).iterateAll()) {
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/AsyncListTopicSubscriptions.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/AsyncListTopicSubscriptions.java
index 7e1e3288b7..684c18072e 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/AsyncListTopicSubscriptions.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/AsyncListTopicSubscriptions.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListTopicSubscriptions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       ListTopicSubscriptionsRequest request =
           ListTopicSubscriptionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/AsyncListTopicSubscriptionsPaged.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/AsyncListTopicSubscriptionsPaged.java
index 4e16f0d207..056cacdc03 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/AsyncListTopicSubscriptionsPaged.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/AsyncListTopicSubscriptionsPaged.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListTopicSubscriptionsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       ListTopicSubscriptionsRequest request =
           ListTopicSubscriptionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/SyncListTopicSubscriptions.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/SyncListTopicSubscriptions.java
index 7420dec7b0..5106175cdf 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/SyncListTopicSubscriptions.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/SyncListTopicSubscriptions.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListTopicSubscriptions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       ListTopicSubscriptionsRequest request =
           ListTopicSubscriptionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/SyncListTopicSubscriptionsString.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/SyncListTopicSubscriptionsString.java
index 689ca05174..0f3a7de139 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/SyncListTopicSubscriptionsString.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/SyncListTopicSubscriptionsString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListTopicSubscriptionsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
       for (String element : topicAdminClient.listTopicSubscriptions(topic).iterateAll()) {
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/SyncListTopicSubscriptionsTopicname.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/SyncListTopicSubscriptionsTopicname.java
index d822739f23..c94024d9bd 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/SyncListTopicSubscriptionsTopicname.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/listtopicsubscriptions/SyncListTopicSubscriptionsTopicname.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListTopicSubscriptionsTopicname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
       for (String element : topicAdminClient.listTopicSubscriptions(topic).iterateAll()) {
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/AsyncPublish.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/AsyncPublish.java
index ee9d7bdc7f..0428022c89 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/AsyncPublish.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/AsyncPublish.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncPublish() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       PublishRequest request =
           PublishRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/SyncPublish.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/SyncPublish.java
index 0bd715cf18..82abe2dcc5 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/SyncPublish.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/SyncPublish.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncPublish() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       PublishRequest request =
           PublishRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/SyncPublishStringListpubsubmessage.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/SyncPublishStringListpubsubmessage.java
index dbb931e5f6..304ed27e2d 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/SyncPublishStringListpubsubmessage.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/SyncPublishStringListpubsubmessage.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncPublishStringListpubsubmessage() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
       List messages = new ArrayList<>();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/SyncPublishTopicnameListpubsubmessage.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/SyncPublishTopicnameListpubsubmessage.java
index 66eecb8a39..049d7bd628 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/SyncPublishTopicnameListpubsubmessage.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/publish/SyncPublishTopicnameListpubsubmessage.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncPublishTopicnameListpubsubmessage() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
       List messages = new ArrayList<>();
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/setiampolicy/AsyncSetIamPolicy.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/setiampolicy/AsyncSetIamPolicy.java
index 525a74b780..99d5635a28 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/setiampolicy/AsyncSetIamPolicy.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/setiampolicy/AsyncSetIamPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       SetIamPolicyRequest request =
           SetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/setiampolicy/SyncSetIamPolicy.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/setiampolicy/SyncSetIamPolicy.java
index df7888a048..e362c3811a 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/setiampolicy/SyncSetIamPolicy.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/setiampolicy/SyncSetIamPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       SetIamPolicyRequest request =
           SetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/testiampermissions/AsyncTestIamPermissions.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/testiampermissions/AsyncTestIamPermissions.java
index 75094a6d92..880ce9aa23 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/testiampermissions/AsyncTestIamPermissions.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/testiampermissions/AsyncTestIamPermissions.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       TestIamPermissionsRequest request =
           TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/testiampermissions/SyncTestIamPermissions.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/testiampermissions/SyncTestIamPermissions.java
index bc06d8369b..de87ca7134 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/testiampermissions/SyncTestIamPermissions.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/testiampermissions/SyncTestIamPermissions.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       TestIamPermissionsRequest request =
           TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/updatetopic/AsyncUpdateTopic.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/updatetopic/AsyncUpdateTopic.java
index b935bb2f7f..4455b8f198 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/updatetopic/AsyncUpdateTopic.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/updatetopic/AsyncUpdateTopic.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateTopic() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       UpdateTopicRequest request =
           UpdateTopicRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/updatetopic/SyncUpdateTopic.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/updatetopic/SyncUpdateTopic.java
index 6f1b6ed2c7..5ba8feede1 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/updatetopic/SyncUpdateTopic.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminclient/updatetopic/SyncUpdateTopic.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateTopic() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
       UpdateTopicRequest request =
           UpdateTopicRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminsettings/createtopic/SyncCreateTopic.java b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminsettings/createtopic/SyncCreateTopic.java
index 23c6aa40c7..5e38346067 100644
--- a/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminsettings/createtopic/SyncCreateTopic.java
+++ b/test/integration/goldens/pubsub/samples/snippets/generated/main/java/com/google/cloud/pubsub/v1/topicadminsettings/createtopic/SyncCreateTopic.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateTopic() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     TopicAdminSettings.Builder topicAdminSettingsBuilder = TopicAdminSettings.newBuilder();
     topicAdminSettingsBuilder
         .createTopicSettings()
diff --git a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SchemaServiceClient.java b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SchemaServiceClient.java
index 9dfe164408..78442b355b 100644
--- a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SchemaServiceClient.java
+++ b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SchemaServiceClient.java
@@ -58,8 +58,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
  *   ProjectName parent = ProjectName.of("[PROJECT]");
  *   Schema schema = Schema.newBuilder().build();
@@ -97,8 +100,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * SchemaServiceSettings schemaServiceSettings =
  *     SchemaServiceSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -109,8 +115,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * SchemaServiceSettings schemaServiceSettings =
  *     SchemaServiceSettings.newBuilder().setEndpoint(myEndpoint).build();
  * SchemaServiceClient schemaServiceClient = SchemaServiceClient.create(schemaServiceSettings);
@@ -175,8 +184,11 @@ public SchemaServiceStub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   Schema schema = Schema.newBuilder().build();
@@ -213,8 +225,11 @@ public final Schema createSchema(ProjectName parent, Schema schema, String schem
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   Schema schema = Schema.newBuilder().build();
@@ -251,8 +266,11 @@ public final Schema createSchema(String parent, Schema schema, String schemaId)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   CreateSchemaRequest request =
    *       CreateSchemaRequest.newBuilder()
@@ -278,8 +296,11 @@ public final Schema createSchema(CreateSchemaRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   CreateSchemaRequest request =
    *       CreateSchemaRequest.newBuilder()
@@ -304,8 +325,11 @@ public final UnaryCallable createSchemaCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");
    *   Schema response = schemaServiceClient.getSchema(name);
@@ -329,8 +353,11 @@ public final Schema getSchema(SchemaName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   String name = SchemaName.of("[PROJECT]", "[SCHEMA]").toString();
    *   Schema response = schemaServiceClient.getSchema(name);
@@ -353,8 +380,11 @@ public final Schema getSchema(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   GetSchemaRequest request =
    *       GetSchemaRequest.newBuilder()
@@ -379,8 +409,11 @@ public final Schema getSchema(GetSchemaRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   GetSchemaRequest request =
    *       GetSchemaRequest.newBuilder()
@@ -404,8 +437,11 @@ public final UnaryCallable getSchemaCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   for (Schema element : schemaServiceClient.listSchemas(parent).iterateAll()) {
@@ -433,8 +469,11 @@ public final ListSchemasPagedResponse listSchemas(ProjectName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   for (Schema element : schemaServiceClient.listSchemas(parent).iterateAll()) {
@@ -459,8 +498,11 @@ public final ListSchemasPagedResponse listSchemas(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   ListSchemasRequest request =
    *       ListSchemasRequest.newBuilder()
@@ -489,8 +531,11 @@ public final ListSchemasPagedResponse listSchemas(ListSchemasRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   ListSchemasRequest request =
    *       ListSchemasRequest.newBuilder()
@@ -519,8 +564,11 @@ public final ListSchemasPagedResponse listSchemas(ListSchemasRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   ListSchemasRequest request =
    *       ListSchemasRequest.newBuilder()
@@ -555,8 +603,11 @@ public final UnaryCallable listSchemasC
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");
    *   schemaServiceClient.deleteSchema(name);
@@ -580,8 +631,11 @@ public final void deleteSchema(SchemaName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   String name = SchemaName.of("[PROJECT]", "[SCHEMA]").toString();
    *   schemaServiceClient.deleteSchema(name);
@@ -604,8 +658,11 @@ public final void deleteSchema(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   DeleteSchemaRequest request =
    *       DeleteSchemaRequest.newBuilder()
@@ -629,8 +686,11 @@ public final void deleteSchema(DeleteSchemaRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   DeleteSchemaRequest request =
    *       DeleteSchemaRequest.newBuilder()
@@ -653,8 +713,11 @@ public final UnaryCallable deleteSchemaCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   Schema schema = Schema.newBuilder().build();
@@ -683,8 +746,11 @@ public final ValidateSchemaResponse validateSchema(ProjectName parent, Schema sc
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   Schema schema = Schema.newBuilder().build();
@@ -710,8 +776,11 @@ public final ValidateSchemaResponse validateSchema(String parent, Schema schema)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   ValidateSchemaRequest request =
    *       ValidateSchemaRequest.newBuilder()
@@ -736,8 +805,11 @@ public final ValidateSchemaResponse validateSchema(ValidateSchemaRequest request
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   ValidateSchemaRequest request =
    *       ValidateSchemaRequest.newBuilder()
@@ -763,8 +835,11 @@ public final ValidateSchemaResponse validateSchema(ValidateSchemaRequest request
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   ValidateMessageRequest request =
    *       ValidateMessageRequest.newBuilder()
@@ -790,8 +865,11 @@ public final ValidateMessageResponse validateMessage(ValidateMessageRequest requ
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   ValidateMessageRequest request =
    *       ValidateMessageRequest.newBuilder()
@@ -820,8 +898,11 @@ public final ValidateMessageResponse validateMessage(ValidateMessageRequest requ
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
@@ -848,8 +929,11 @@ public final Policy setIamPolicy(SetIamPolicyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
@@ -874,8 +958,11 @@ public final UnaryCallable setIamPolicyCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
@@ -901,8 +988,11 @@ public final Policy getIamPolicy(GetIamPolicyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
@@ -931,8 +1021,11 @@ public final UnaryCallable getIamPolicyCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
@@ -962,8 +1055,11 @@ public final TestIamPermissionsResponse testIamPermissions(TestIamPermissionsReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SchemaServiceSettings.java b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SchemaServiceSettings.java
index 7633464d05..8f3ce053be 100644
--- a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SchemaServiceSettings.java
+++ b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SchemaServiceSettings.java
@@ -69,8 +69,11 @@
  * 
For example, to set the total timeout of createSchema to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * SchemaServiceSettings.Builder schemaServiceSettingsBuilder = SchemaServiceSettings.newBuilder();
  * schemaServiceSettingsBuilder
  *     .createSchemaSettings()
diff --git a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SubscriptionAdminClient.java b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SubscriptionAdminClient.java
index 976502380b..c6dd82ba29 100644
--- a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SubscriptionAdminClient.java
+++ b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SubscriptionAdminClient.java
@@ -76,8 +76,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
  *   SubscriptionName name = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
  *   TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
@@ -118,8 +121,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * SubscriptionAdminSettings subscriptionAdminSettings =
  *     SubscriptionAdminSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -131,8 +137,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * SubscriptionAdminSettings subscriptionAdminSettings =
  *     SubscriptionAdminSettings.newBuilder().setEndpoint(myEndpoint).build();
  * SubscriptionAdminClient subscriptionAdminClient =
@@ -207,8 +216,11 @@ public SubscriberStub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SubscriptionName name = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
    *   TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
@@ -275,8 +287,11 @@ public final Subscription createSubscription(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SubscriptionName name = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
    *   String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
@@ -343,8 +358,11 @@ public final Subscription createSubscription(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String name = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
    *   TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
@@ -411,8 +429,11 @@ public final Subscription createSubscription(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String name = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
    *   String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
@@ -479,8 +500,11 @@ public final Subscription createSubscription(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   Subscription request =
    *       Subscription.newBuilder()
@@ -527,8 +551,11 @@ public final Subscription createSubscription(Subscription request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   Subscription request =
    *       Subscription.newBuilder()
@@ -566,8 +593,11 @@ public final UnaryCallable createSubscriptionCallabl
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
    *   Subscription response = subscriptionAdminClient.getSubscription(subscription);
@@ -593,8 +623,11 @@ public final Subscription getSubscription(SubscriptionName subscription) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
    *   Subscription response = subscriptionAdminClient.getSubscription(subscription);
@@ -618,8 +651,11 @@ public final Subscription getSubscription(String subscription) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   GetSubscriptionRequest request =
    *       GetSubscriptionRequest.newBuilder()
@@ -643,8 +679,11 @@ public final Subscription getSubscription(GetSubscriptionRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   GetSubscriptionRequest request =
    *       GetSubscriptionRequest.newBuilder()
@@ -669,8 +708,11 @@ public final UnaryCallable getSubscription
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   UpdateSubscriptionRequest request =
    *       UpdateSubscriptionRequest.newBuilder()
@@ -696,8 +738,11 @@ public final Subscription updateSubscription(UpdateSubscriptionRequest request)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   UpdateSubscriptionRequest request =
    *       UpdateSubscriptionRequest.newBuilder()
@@ -722,8 +767,11 @@ public final UnaryCallable updateSubscr
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   ProjectName project = ProjectName.of("[PROJECT]");
    *   for (Subscription element : subscriptionAdminClient.listSubscriptions(project).iterateAll()) {
@@ -751,8 +799,11 @@ public final ListSubscriptionsPagedResponse listSubscriptions(ProjectName projec
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String project = ProjectName.of("[PROJECT]").toString();
    *   for (Subscription element : subscriptionAdminClient.listSubscriptions(project).iterateAll()) {
@@ -778,8 +829,11 @@ public final ListSubscriptionsPagedResponse listSubscriptions(String project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   ListSubscriptionsRequest request =
    *       ListSubscriptionsRequest.newBuilder()
@@ -807,8 +861,11 @@ public final ListSubscriptionsPagedResponse listSubscriptions(ListSubscriptionsR
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   ListSubscriptionsRequest request =
    *       ListSubscriptionsRequest.newBuilder()
@@ -837,8 +894,11 @@ public final ListSubscriptionsPagedResponse listSubscriptions(ListSubscriptionsR
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   ListSubscriptionsRequest request =
    *       ListSubscriptionsRequest.newBuilder()
@@ -877,8 +937,11 @@ public final ListSubscriptionsPagedResponse listSubscriptions(ListSubscriptionsR
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
    *   subscriptionAdminClient.deleteSubscription(subscription);
@@ -907,8 +970,11 @@ public final void deleteSubscription(SubscriptionName subscription) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
    *   subscriptionAdminClient.deleteSubscription(subscription);
@@ -935,8 +1001,11 @@ public final void deleteSubscription(String subscription) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   DeleteSubscriptionRequest request =
    *       DeleteSubscriptionRequest.newBuilder()
@@ -963,8 +1032,11 @@ public final void deleteSubscription(DeleteSubscriptionRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   DeleteSubscriptionRequest request =
    *       DeleteSubscriptionRequest.newBuilder()
@@ -991,8 +1063,11 @@ public final UnaryCallable deleteSubscriptionC
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
    *   List ackIds = new ArrayList<>();
@@ -1034,8 +1109,11 @@ public final void modifyAckDeadline(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
    *   List ackIds = new ArrayList<>();
@@ -1077,8 +1155,11 @@ public final void modifyAckDeadline(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   ModifyAckDeadlineRequest request =
    *       ModifyAckDeadlineRequest.newBuilder()
@@ -1107,8 +1188,11 @@ public final void modifyAckDeadline(ModifyAckDeadlineRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   ModifyAckDeadlineRequest request =
    *       ModifyAckDeadlineRequest.newBuilder()
@@ -1138,8 +1222,11 @@ public final UnaryCallable modifyAckDeadlineCal
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
    *   List ackIds = new ArrayList<>();
@@ -1173,8 +1260,11 @@ public final void acknowledge(SubscriptionName subscription, List ackIds
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
    *   List ackIds = new ArrayList<>();
@@ -1205,8 +1295,11 @@ public final void acknowledge(String subscription, List ackIds) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   AcknowledgeRequest request =
    *       AcknowledgeRequest.newBuilder()
@@ -1235,8 +1328,11 @@ public final void acknowledge(AcknowledgeRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   AcknowledgeRequest request =
    *       AcknowledgeRequest.newBuilder()
@@ -1261,8 +1357,11 @@ public final UnaryCallable acknowledgeCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
    *   int maxMessages = 496131527;
@@ -1293,8 +1392,11 @@ public final PullResponse pull(SubscriptionName subscription, int maxMessages) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
    *   int maxMessages = 496131527;
@@ -1322,8 +1424,11 @@ public final PullResponse pull(String subscription, int maxMessages) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
    *   boolean returnImmediately = true;
@@ -1364,8 +1469,11 @@ public final PullResponse pull(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
    *   boolean returnImmediately = true;
@@ -1405,8 +1513,11 @@ public final PullResponse pull(String subscription, boolean returnImmediately, i
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   PullRequest request =
    *       PullRequest.newBuilder()
@@ -1433,8 +1544,11 @@ public final PullResponse pull(PullRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   PullRequest request =
    *       PullRequest.newBuilder()
@@ -1464,8 +1578,11 @@ public final UnaryCallable pullCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   BidiStream bidiStream =
    *       subscriptionAdminClient.streamingPullCallable().call();
@@ -1504,8 +1621,11 @@ public final UnaryCallable pullCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
    *   PushConfig pushConfig = PushConfig.newBuilder().build();
@@ -1542,8 +1662,11 @@ public final void modifyPushConfig(SubscriptionName subscription, PushConfig pus
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
    *   PushConfig pushConfig = PushConfig.newBuilder().build();
@@ -1580,8 +1703,11 @@ public final void modifyPushConfig(String subscription, PushConfig pushConfig) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   ModifyPushConfigRequest request =
    *       ModifyPushConfigRequest.newBuilder()
@@ -1611,8 +1737,11 @@ public final void modifyPushConfig(ModifyPushConfigRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   ModifyPushConfigRequest request =
    *       ModifyPushConfigRequest.newBuilder()
@@ -1640,8 +1769,11 @@ public final UnaryCallable modifyPushConfigCalla
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SnapshotName snapshot = SnapshotName.of("[PROJECT]", "[SNAPSHOT]");
    *   Snapshot response = subscriptionAdminClient.getSnapshot(snapshot);
@@ -1670,8 +1802,11 @@ public final Snapshot getSnapshot(SnapshotName snapshot) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String snapshot = SnapshotName.of("[PROJECT]", "[SNAPSHOT]").toString();
    *   Snapshot response = subscriptionAdminClient.getSnapshot(snapshot);
@@ -1697,8 +1832,11 @@ public final Snapshot getSnapshot(String snapshot) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   GetSnapshotRequest request =
    *       GetSnapshotRequest.newBuilder()
@@ -1725,8 +1863,11 @@ public final Snapshot getSnapshot(GetSnapshotRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   GetSnapshotRequest request =
    *       GetSnapshotRequest.newBuilder()
@@ -1753,8 +1894,11 @@ public final UnaryCallable getSnapshotCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   ProjectName project = ProjectName.of("[PROJECT]");
    *   for (Snapshot element : subscriptionAdminClient.listSnapshots(project).iterateAll()) {
@@ -1785,8 +1929,11 @@ public final ListSnapshotsPagedResponse listSnapshots(ProjectName project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String project = ProjectName.of("[PROJECT]").toString();
    *   for (Snapshot element : subscriptionAdminClient.listSnapshots(project).iterateAll()) {
@@ -1814,8 +1961,11 @@ public final ListSnapshotsPagedResponse listSnapshots(String project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   ListSnapshotsRequest request =
    *       ListSnapshotsRequest.newBuilder()
@@ -1846,8 +1996,11 @@ public final ListSnapshotsPagedResponse listSnapshots(ListSnapshotsRequest reque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   ListSnapshotsRequest request =
    *       ListSnapshotsRequest.newBuilder()
@@ -1879,8 +2032,11 @@ public final ListSnapshotsPagedResponse listSnapshots(ListSnapshotsRequest reque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   ListSnapshotsRequest request =
    *       ListSnapshotsRequest.newBuilder()
@@ -1926,8 +2082,11 @@ public final UnaryCallable listSnap
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SnapshotName name = SnapshotName.of("[PROJECT]", "[SNAPSHOT]");
    *   SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
@@ -1976,8 +2135,11 @@ public final Snapshot createSnapshot(SnapshotName name, SubscriptionName subscri
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SnapshotName name = SnapshotName.of("[PROJECT]", "[SNAPSHOT]");
    *   String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
@@ -2026,8 +2188,11 @@ public final Snapshot createSnapshot(SnapshotName name, String subscription) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String name = SnapshotName.of("[PROJECT]", "[SNAPSHOT]").toString();
    *   SubscriptionName subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
@@ -2076,8 +2241,11 @@ public final Snapshot createSnapshot(String name, SubscriptionName subscription)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String name = SnapshotName.of("[PROJECT]", "[SNAPSHOT]").toString();
    *   String subscription = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]").toString();
@@ -2123,8 +2291,11 @@ public final Snapshot createSnapshot(String name, String subscription) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   CreateSnapshotRequest request =
    *       CreateSnapshotRequest.newBuilder()
@@ -2161,8 +2332,11 @@ public final Snapshot createSnapshot(CreateSnapshotRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   CreateSnapshotRequest request =
    *       CreateSnapshotRequest.newBuilder()
@@ -2191,8 +2365,11 @@ public final UnaryCallable createSnapshotCallab
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   UpdateSnapshotRequest request =
    *       UpdateSnapshotRequest.newBuilder()
@@ -2220,8 +2397,11 @@ public final Snapshot updateSnapshot(UpdateSnapshotRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   UpdateSnapshotRequest request =
    *       UpdateSnapshotRequest.newBuilder()
@@ -2252,8 +2432,11 @@ public final UnaryCallable updateSnapshotCallab
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SnapshotName snapshot = SnapshotName.of("[PROJECT]", "[SNAPSHOT]");
    *   subscriptionAdminClient.deleteSnapshot(snapshot);
@@ -2285,8 +2468,11 @@ public final void deleteSnapshot(SnapshotName snapshot) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   String snapshot = SnapshotName.of("[PROJECT]", "[SNAPSHOT]").toString();
    *   subscriptionAdminClient.deleteSnapshot(snapshot);
@@ -2316,8 +2502,11 @@ public final void deleteSnapshot(String snapshot) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   DeleteSnapshotRequest request =
    *       DeleteSnapshotRequest.newBuilder()
@@ -2347,8 +2536,11 @@ public final void deleteSnapshot(DeleteSnapshotRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   DeleteSnapshotRequest request =
    *       DeleteSnapshotRequest.newBuilder()
@@ -2377,8 +2569,11 @@ public final UnaryCallable deleteSnapshotCallable(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SeekRequest request =
    *       SeekRequest.newBuilder()
@@ -2407,8 +2602,11 @@ public final SeekResponse seek(SeekRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SeekRequest request =
    *       SeekRequest.newBuilder()
@@ -2433,8 +2631,11 @@ public final UnaryCallable seekCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
@@ -2461,8 +2662,11 @@ public final Policy setIamPolicy(SetIamPolicyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
@@ -2487,8 +2691,11 @@ public final UnaryCallable setIamPolicyCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
@@ -2514,8 +2721,11 @@ public final Policy getIamPolicy(GetIamPolicyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
@@ -2544,8 +2754,11 @@ public final UnaryCallable getIamPolicyCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
@@ -2575,8 +2788,11 @@ public final TestIamPermissionsResponse testIamPermissions(TestIamPermissionsReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SubscriptionAdminSettings.java b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SubscriptionAdminSettings.java
index 963195e891..c81c993d78 100644
--- a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SubscriptionAdminSettings.java
+++ b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/SubscriptionAdminSettings.java
@@ -83,8 +83,11 @@
  * 
For example, to set the total timeout of createSubscription to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * SubscriptionAdminSettings.Builder subscriptionAdminSettingsBuilder =
  *     SubscriptionAdminSettings.newBuilder();
  * subscriptionAdminSettingsBuilder
diff --git a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/TopicAdminClient.java b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/TopicAdminClient.java
index 48eea93952..1e4239fd8b 100644
--- a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/TopicAdminClient.java
+++ b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/TopicAdminClient.java
@@ -64,8 +64,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
  *   TopicName name = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
  *   Topic response = topicAdminClient.createTopic(name);
@@ -101,8 +104,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * TopicAdminSettings topicAdminSettings =
  *     TopicAdminSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -113,8 +119,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * TopicAdminSettings topicAdminSettings =
  *     TopicAdminSettings.newBuilder().setEndpoint(myEndpoint).build();
  * TopicAdminClient topicAdminClient = TopicAdminClient.create(topicAdminSettings);
@@ -178,8 +187,11 @@ public PublisherStub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   TopicName name = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
    *   Topic response = topicAdminClient.createTopic(name);
@@ -206,8 +218,11 @@ public final Topic createTopic(TopicName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   String name = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
    *   Topic response = topicAdminClient.createTopic(name);
@@ -234,8 +249,11 @@ public final Topic createTopic(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   Topic request =
    *       Topic.newBuilder()
@@ -266,8 +284,11 @@ public final Topic createTopic(Topic request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   Topic request =
    *       Topic.newBuilder()
@@ -296,8 +317,11 @@ public final UnaryCallable createTopicCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   UpdateTopicRequest request =
    *       UpdateTopicRequest.newBuilder()
@@ -322,8 +346,11 @@ public final Topic updateTopic(UpdateTopicRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   UpdateTopicRequest request =
    *       UpdateTopicRequest.newBuilder()
@@ -347,8 +374,11 @@ public final UnaryCallable updateTopicCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
    *   List messages = new ArrayList<>();
@@ -377,8 +407,11 @@ public final PublishResponse publish(TopicName topic, List messag
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
    *   List messages = new ArrayList<>();
@@ -404,8 +437,11 @@ public final PublishResponse publish(String topic, List messages)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   PublishRequest request =
    *       PublishRequest.newBuilder()
@@ -430,8 +466,11 @@ public final PublishResponse publish(PublishRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   PublishRequest request =
    *       PublishRequest.newBuilder()
@@ -455,8 +494,11 @@ public final UnaryCallable publishCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
    *   Topic response = topicAdminClient.getTopic(topic);
@@ -480,8 +522,11 @@ public final Topic getTopic(TopicName topic) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
    *   Topic response = topicAdminClient.getTopic(topic);
@@ -504,8 +549,11 @@ public final Topic getTopic(String topic) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   GetTopicRequest request =
    *       GetTopicRequest.newBuilder()
@@ -529,8 +577,11 @@ public final Topic getTopic(GetTopicRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   GetTopicRequest request =
    *       GetTopicRequest.newBuilder()
@@ -553,8 +604,11 @@ public final UnaryCallable getTopicCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   ProjectName project = ProjectName.of("[PROJECT]");
    *   for (Topic element : topicAdminClient.listTopics(project).iterateAll()) {
@@ -582,8 +636,11 @@ public final ListTopicsPagedResponse listTopics(ProjectName project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   String project = ProjectName.of("[PROJECT]").toString();
    *   for (Topic element : topicAdminClient.listTopics(project).iterateAll()) {
@@ -608,8 +665,11 @@ public final ListTopicsPagedResponse listTopics(String project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   ListTopicsRequest request =
    *       ListTopicsRequest.newBuilder()
@@ -637,8 +697,11 @@ public final ListTopicsPagedResponse listTopics(ListTopicsRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   ListTopicsRequest request =
    *       ListTopicsRequest.newBuilder()
@@ -665,8 +728,11 @@ public final UnaryCallable listTopic
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   ListTopicsRequest request =
    *       ListTopicsRequest.newBuilder()
@@ -700,8 +766,11 @@ public final UnaryCallable listTopicsCall
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
    *   for (String element : topicAdminClient.listTopicSubscriptions(topic).iterateAll()) {
@@ -729,8 +798,11 @@ public final ListTopicSubscriptionsPagedResponse listTopicSubscriptions(TopicNam
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
    *   for (String element : topicAdminClient.listTopicSubscriptions(topic).iterateAll()) {
@@ -756,8 +828,11 @@ public final ListTopicSubscriptionsPagedResponse listTopicSubscriptions(String t
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   ListTopicSubscriptionsRequest request =
    *       ListTopicSubscriptionsRequest.newBuilder()
@@ -786,8 +861,11 @@ public final ListTopicSubscriptionsPagedResponse listTopicSubscriptions(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   ListTopicSubscriptionsRequest request =
    *       ListTopicSubscriptionsRequest.newBuilder()
@@ -816,8 +894,11 @@ public final ListTopicSubscriptionsPagedResponse listTopicSubscriptions(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   ListTopicSubscriptionsRequest request =
    *       ListTopicSubscriptionsRequest.newBuilder()
@@ -856,8 +937,11 @@ public final ListTopicSubscriptionsPagedResponse listTopicSubscriptions(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
    *   for (String element : topicAdminClient.listTopicSnapshots(topic).iterateAll()) {
@@ -888,8 +972,11 @@ public final ListTopicSnapshotsPagedResponse listTopicSnapshots(TopicName topic)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
    *   for (String element : topicAdminClient.listTopicSnapshots(topic).iterateAll()) {
@@ -918,8 +1005,11 @@ public final ListTopicSnapshotsPagedResponse listTopicSnapshots(String topic) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   ListTopicSnapshotsRequest request =
    *       ListTopicSnapshotsRequest.newBuilder()
@@ -951,8 +1041,11 @@ public final ListTopicSnapshotsPagedResponse listTopicSnapshots(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   ListTopicSnapshotsRequest request =
    *       ListTopicSnapshotsRequest.newBuilder()
@@ -984,8 +1077,11 @@ public final ListTopicSnapshotsPagedResponse listTopicSnapshots(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   ListTopicSnapshotsRequest request =
    *       ListTopicSnapshotsRequest.newBuilder()
@@ -1024,8 +1120,11 @@ public final ListTopicSnapshotsPagedResponse listTopicSnapshots(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
    *   topicAdminClient.deleteTopic(topic);
@@ -1052,8 +1151,11 @@ public final void deleteTopic(TopicName topic) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   String topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]").toString();
    *   topicAdminClient.deleteTopic(topic);
@@ -1079,8 +1181,11 @@ public final void deleteTopic(String topic) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   DeleteTopicRequest request =
    *       DeleteTopicRequest.newBuilder()
@@ -1107,8 +1212,11 @@ public final void deleteTopic(DeleteTopicRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   DeleteTopicRequest request =
    *       DeleteTopicRequest.newBuilder()
@@ -1133,8 +1241,11 @@ public final UnaryCallable deleteTopicCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   DetachSubscriptionRequest request =
    *       DetachSubscriptionRequest.newBuilder()
@@ -1160,8 +1271,11 @@ public final DetachSubscriptionResponse detachSubscription(DetachSubscriptionReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   DetachSubscriptionRequest request =
    *       DetachSubscriptionRequest.newBuilder()
@@ -1188,8 +1302,11 @@ public final DetachSubscriptionResponse detachSubscription(DetachSubscriptionReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
@@ -1216,8 +1333,11 @@ public final Policy setIamPolicy(SetIamPolicyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
@@ -1242,8 +1362,11 @@ public final UnaryCallable setIamPolicyCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
@@ -1269,8 +1392,11 @@ public final Policy getIamPolicy(GetIamPolicyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
@@ -1299,8 +1425,11 @@ public final UnaryCallable getIamPolicyCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
@@ -1330,8 +1459,11 @@ public final TestIamPermissionsResponse testIamPermissions(TestIamPermissionsReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/TopicAdminSettings.java b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/TopicAdminSettings.java
index c3093a8641..a0940a9ded 100644
--- a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/TopicAdminSettings.java
+++ b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/TopicAdminSettings.java
@@ -76,8 +76,11 @@
  * 
For example, to set the total timeout of createTopic to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * TopicAdminSettings.Builder topicAdminSettingsBuilder = TopicAdminSettings.newBuilder();
  * topicAdminSettingsBuilder
  *     .createTopicSettings()
diff --git a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/package-info.java b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/package-info.java
index 6e17761f9e..097c53df35 100644
--- a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/package-info.java
+++ b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/package-info.java
@@ -27,8 +27,11 @@
  * 
Sample for TopicAdminClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (TopicAdminClient topicAdminClient = TopicAdminClient.create()) {
  *   TopicName name = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
  *   Topic response = topicAdminClient.createTopic(name);
@@ -44,8 +47,11 @@
  * 
Sample for SubscriptionAdminClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
  *   SubscriptionName name = SubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
  *   TopicName topic = TopicName.ofProjectTopicName("[PROJECT]", "[TOPIC]");
@@ -63,8 +69,11 @@
  * 
Sample for SchemaServiceClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (SchemaServiceClient schemaServiceClient = SchemaServiceClient.create()) {
  *   ProjectName parent = ProjectName.of("[PROJECT]");
  *   Schema schema = Schema.newBuilder().build();
diff --git a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/stub/PublisherStubSettings.java b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/stub/PublisherStubSettings.java
index dd5a997402..324a0a74f5 100644
--- a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/stub/PublisherStubSettings.java
+++ b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/stub/PublisherStubSettings.java
@@ -99,8 +99,11 @@
  * 
For example, to set the total timeout of createTopic to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * PublisherStubSettings.Builder topicAdminSettingsBuilder = PublisherStubSettings.newBuilder();
  * topicAdminSettingsBuilder
  *     .createTopicSettings()
diff --git a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/stub/SchemaServiceStubSettings.java b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/stub/SchemaServiceStubSettings.java
index 963e9b7cef..1b553be281 100644
--- a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/stub/SchemaServiceStubSettings.java
+++ b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/stub/SchemaServiceStubSettings.java
@@ -82,8 +82,11 @@
  * 
For example, to set the total timeout of createSchema to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * SchemaServiceStubSettings.Builder schemaServiceSettingsBuilder =
  *     SchemaServiceStubSettings.newBuilder();
  * schemaServiceSettingsBuilder
diff --git a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/stub/SubscriberStubSettings.java b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/stub/SubscriberStubSettings.java
index 036017d5e9..4c427e5030 100644
--- a/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/stub/SubscriberStubSettings.java
+++ b/test/integration/goldens/pubsub/src/com/google/cloud/pubsub/v1/stub/SubscriberStubSettings.java
@@ -97,8 +97,11 @@
  * 
For example, to set the total timeout of createSubscription to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * SubscriberStubSettings.Builder subscriptionAdminSettingsBuilder =
  *     SubscriberStubSettings.newBuilder();
  * subscriptionAdminSettingsBuilder
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetCredentialsProvider.java
index cfd9fc80f7..84b8b68262 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisSettings cloudRedisSettings =
         CloudRedisSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetEndpoint.java
index b6234a302c..dc877d2084 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisSettings cloudRedisSettings =
         CloudRedisSettings.newBuilder().setEndpoint(myEndpoint).build();
     CloudRedisClient cloudRedisClient = CloudRedisClient.create(cloudRedisSettings);
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstance.java
index 59c4f0fd66..96519758d6 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstanceLRO.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstanceLRO.java
index 8a8154c496..35fea74142 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstanceLRO.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/AsyncCreateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstance.java
index fedb0e4ddb..ba5cd839a1 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       CreateInstanceRequest request =
           CreateInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java
index 55af3c168b..4a0d38a859 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceLocationnameStringInstance.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceLocationnameStringInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       String instanceId = "instanceId902024336";
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceStringStringInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceStringStringInstance.java
index 1e777a7015..e3af6e6083 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceStringStringInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/createinstance/SyncCreateInstanceStringStringInstance.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateInstanceStringStringInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       String instanceId = "instanceId902024336";
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstance.java
index b7fb20b691..be1676aca8 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstanceLRO.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstanceLRO.java
index ddb78118cd..d1eb442ee8 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstanceLRO.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/AsyncDeleteInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstance.java
index c8916d3582..33b0ebb99e 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       DeleteInstanceRequest request =
           DeleteInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceInstancename.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceInstancename.java
index 2e63ba9fed..942b4b99e3 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceInstancename.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceInstancename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       cloudRedisClient.deleteInstanceAsync(name).get();
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceString.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceString.java
index 51230d5a24..64add1b20c 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceString.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/deleteinstance/SyncDeleteInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       cloudRedisClient.deleteInstanceAsync(name).get();
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstance.java
index ad57c58e7e..dfef10de39 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncExportInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ExportInstanceRequest request =
           ExportInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstanceLRO.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstanceLRO.java
index 8534bf3ee7..4eb0cd23e0 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstanceLRO.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/AsyncExportInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncExportInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ExportInstanceRequest request =
           ExportInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstance.java
index 3f2cc0e566..0a6078e327 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncExportInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ExportInstanceRequest request =
           ExportInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstanceStringOutputconfig.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstanceStringOutputconfig.java
index d2b36f90a1..1e3a19f42b 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstanceStringOutputconfig.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/exportinstance/SyncExportInstanceStringOutputconfig.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncExportInstanceStringOutputconfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = "name3373707";
       OutputConfig outputConfig = OutputConfig.newBuilder().build();
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstance.java
index 908d016b7e..a6cf421f48 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncFailoverInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       FailoverInstanceRequest request =
           FailoverInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstanceLRO.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstanceLRO.java
index 9424f43065..05f0f05aec 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstanceLRO.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/AsyncFailoverInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncFailoverInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       FailoverInstanceRequest request =
           FailoverInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstance.java
index 845c470c4d..f5c369f45f 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncFailoverInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       FailoverInstanceRequest request =
           FailoverInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode.java
index 3a534cd444..7fdd68b0a1 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncFailoverInstanceInstancenameFailoverinstancerequestdataprotectionmode()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceStringFailoverinstancerequestdataprotectionmode.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceStringFailoverinstancerequestdataprotectionmode.java
index af21b9309f..54d5a60b95 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceStringFailoverinstancerequestdataprotectionmode.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/failoverinstance/SyncFailoverInstanceStringFailoverinstancerequestdataprotectionmode.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncFailoverInstanceStringFailoverinstancerequestdataprotectionmode()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/AsyncGetInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/AsyncGetInstance.java
index b2147500ef..a447cd39e7 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/AsyncGetInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/AsyncGetInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       GetInstanceRequest request =
           GetInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstance.java
index d68e05277b..4bc00a7ab7 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       GetInstanceRequest request =
           GetInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceInstancename.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceInstancename.java
index 97b5990568..e22472c887 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceInstancename.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceInstancename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       Instance response = cloudRedisClient.getInstance(name);
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceString.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceString.java
index 92ff58b94d..1d3b929808 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceString.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstance/SyncGetInstanceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       Instance response = cloudRedisClient.getInstance(name);
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/AsyncGetInstanceAuthString.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/AsyncGetInstanceAuthString.java
index 1adc84838e..070ea20e4e 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/AsyncGetInstanceAuthString.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/AsyncGetInstanceAuthString.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetInstanceAuthString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       GetInstanceAuthStringRequest request =
           GetInstanceAuthStringRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthString.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthString.java
index 44666a4cc9..9bf0be720f 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthString.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthString.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceAuthString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       GetInstanceAuthStringRequest request =
           GetInstanceAuthStringRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringInstancename.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringInstancename.java
index 9aab155d90..51ccae536e 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringInstancename.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringInstancename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceAuthStringInstancename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       InstanceAuthString response = cloudRedisClient.getInstanceAuthString(name);
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringString.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringString.java
index b9ffffca54..2099b73459 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringString.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/getinstanceauthstring/SyncGetInstanceAuthStringString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstanceAuthStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       InstanceAuthString response = cloudRedisClient.getInstanceAuthString(name);
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstance.java
index cdf2776d77..d35688f486 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncImportInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ImportInstanceRequest request =
           ImportInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstanceLRO.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstanceLRO.java
index 74e69879e2..da4076dc26 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstanceLRO.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/AsyncImportInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncImportInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ImportInstanceRequest request =
           ImportInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstance.java
index 4482b68059..91af8a59c5 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncImportInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ImportInstanceRequest request =
           ImportInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstanceStringInputconfig.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstanceStringInputconfig.java
index bc0092ca15..074dea83e1 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstanceStringInputconfig.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/importinstance/SyncImportInstanceStringInputconfig.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncImportInstanceStringInputconfig() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = "name3373707";
       InputConfig inputConfig = InputConfig.newBuilder().build();
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstances.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstances.java
index f4d15eb731..666111e35e 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstances.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstances.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstances() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstancesPaged.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstancesPaged.java
index 4fda4467d4..b528de4cfa 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstancesPaged.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/AsyncListInstancesPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListInstancesPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstances.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstances.java
index c76dc3b7a7..8b44b76ab9 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstances.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstances.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstances() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       ListInstancesRequest request =
           ListInstancesRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesLocationname.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesLocationname.java
index 3b16874b2f..074b04ba05 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesLocationname.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesString.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesString.java
index fd896631ab..32a46245a8 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesString.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/listinstances/SyncListInstancesString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListInstancesString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenance.java
index 6da21f92b4..6afd7c602a 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRescheduleMaintenance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       RescheduleMaintenanceRequest request =
           RescheduleMaintenanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenanceLRO.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenanceLRO.java
index 2e4486d494..d37e56f918 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenanceLRO.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/AsyncRescheduleMaintenanceLRO.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRescheduleMaintenanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       RescheduleMaintenanceRequest request =
           RescheduleMaintenanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenance.java
index e5aa6c3438..8b8238870a 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncRescheduleMaintenance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       RescheduleMaintenanceRequest request =
           RescheduleMaintenanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp.java
index 8e4e5e99ec..3cb0db55f3 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   public static void
       syncRescheduleMaintenanceInstancenameReschedulemaintenancerequestrescheduletypeTimestamp()
           throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       RescheduleMaintenanceRequest.RescheduleType rescheduleType =
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp.java
index 686b3760c8..ec59dafbe3 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/reschedulemaintenance/SyncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   public static void
       syncRescheduleMaintenanceStringReschedulemaintenancerequestrescheduletypeTimestamp()
           throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       RescheduleMaintenanceRequest.RescheduleType rescheduleType =
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstance.java
index a8250d4dae..5e60c29ba8 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstance.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstanceLRO.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstanceLRO.java
index b8702e6ade..fcbc0ff763 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstanceLRO.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/AsyncUpdateInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstance.java
index 3e2e71b820..f1bea39c8f 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpdateInstanceRequest request =
           UpdateInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java
index 2580dcde7b..d400476d73 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/updateinstance/SyncUpdateInstanceFieldmaskInstance.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateInstanceFieldmaskInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       FieldMask updateMask = FieldMask.newBuilder().build();
       Instance instance = Instance.newBuilder().build();
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstance.java
index e94e34c920..9f91d32f63 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpgradeInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpgradeInstanceRequest request =
           UpgradeInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstanceLRO.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstanceLRO.java
index daae237f8b..9837b00214 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstanceLRO.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/AsyncUpgradeInstanceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpgradeInstanceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpgradeInstanceRequest request =
           UpgradeInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstance.java
index 2860730b58..54ad26057c 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpgradeInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       UpgradeInstanceRequest request =
           UpgradeInstanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceInstancenameString.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceInstancenameString.java
index 20bc73d1df..b2249259df 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceInstancenameString.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceInstancenameString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpgradeInstanceInstancenameString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
       String redisVersion = "redisVersion-1972584739";
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceStringString.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceStringString.java
index d5e491b2aa..4dfc6e9b85 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceStringString.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredisclient/upgradeinstance/SyncUpgradeInstanceStringString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpgradeInstanceStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
       String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
       String redisVersion = "redisVersion-1972584739";
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredissettings/getinstance/SyncGetInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredissettings/getinstance/SyncGetInstance.java
index 83c8035482..09bc7209e5 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredissettings/getinstance/SyncGetInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/cloudredissettings/getinstance/SyncGetInstance.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisSettings.Builder cloudRedisSettingsBuilder = CloudRedisSettings.newBuilder();
     cloudRedisSettingsBuilder
         .getInstanceSettings()
diff --git a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/stub/cloudredisstubsettings/getinstance/SyncGetInstance.java b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/stub/cloudredisstubsettings/getinstance/SyncGetInstance.java
index 3721e3591d..4e3bd14b06 100644
--- a/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/stub/cloudredisstubsettings/getinstance/SyncGetInstance.java
+++ b/test/integration/goldens/redis/samples/snippets/generated/main/java/com/google/cloud/redis/v1beta1/stub/cloudredisstubsettings/getinstance/SyncGetInstance.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetInstance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     CloudRedisStubSettings.Builder cloudRedisSettingsBuilder = CloudRedisStubSettings.newBuilder();
     cloudRedisSettingsBuilder
         .getInstanceSettings()
diff --git a/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/CloudRedisClient.java b/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/CloudRedisClient.java
index eef7573298..24f61c0e8a 100644
--- a/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/CloudRedisClient.java
+++ b/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/CloudRedisClient.java
@@ -68,8 +68,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
  *   Instance response = cloudRedisClient.getInstance(name);
@@ -105,8 +108,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisSettings cloudRedisSettings =
  *     CloudRedisSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -117,8 +123,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisSettings cloudRedisSettings =
  *     CloudRedisSettings.newBuilder().setEndpoint(myEndpoint).build();
  * CloudRedisClient cloudRedisClient = CloudRedisClient.create(cloudRedisSettings);
@@ -203,8 +212,11 @@ public final OperationsClient getOperationsClient() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
@@ -242,8 +254,11 @@ public final ListInstancesPagedResponse listInstances(LocationName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
@@ -278,8 +293,11 @@ public final ListInstancesPagedResponse listInstances(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -317,8 +335,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -357,8 +378,11 @@ public final ListInstancesPagedResponse listInstances(ListInstancesRequest reque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ListInstancesRequest request =
    *       ListInstancesRequest.newBuilder()
@@ -392,8 +416,11 @@ public final UnaryCallable listInst
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   Instance response = cloudRedisClient.getInstance(name);
@@ -418,8 +445,11 @@ public final Instance getInstance(InstanceName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   Instance response = cloudRedisClient.getInstance(name);
@@ -443,8 +473,11 @@ public final Instance getInstance(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   GetInstanceRequest request =
    *       GetInstanceRequest.newBuilder()
@@ -468,8 +501,11 @@ public final Instance getInstance(GetInstanceRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   GetInstanceRequest request =
    *       GetInstanceRequest.newBuilder()
@@ -493,8 +529,11 @@ public final UnaryCallable getInstanceCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   InstanceAuthString response = cloudRedisClient.getInstanceAuthString(name);
@@ -522,8 +561,11 @@ public final InstanceAuthString getInstanceAuthString(InstanceName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   InstanceAuthString response = cloudRedisClient.getInstanceAuthString(name);
@@ -549,8 +591,11 @@ public final InstanceAuthString getInstanceAuthString(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   GetInstanceAuthStringRequest request =
    *       GetInstanceAuthStringRequest.newBuilder()
@@ -575,8 +620,11 @@ public final InstanceAuthString getInstanceAuthString(GetInstanceAuthStringReque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   GetInstanceAuthStringRequest request =
    *       GetInstanceAuthStringRequest.newBuilder()
@@ -612,8 +660,11 @@ public final InstanceAuthString getInstanceAuthString(GetInstanceAuthStringReque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   String instanceId = "instanceId902024336";
@@ -666,8 +717,11 @@ public final OperationFuture createInstanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   String instanceId = "instanceId902024336";
@@ -720,8 +774,11 @@ public final OperationFuture createInstanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -758,8 +815,11 @@ public final OperationFuture createInstanceAsync(CreateInstanceRe
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -797,8 +857,11 @@ public final OperationFuture createInstanceAsync(CreateInstanceRe
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   CreateInstanceRequest request =
    *       CreateInstanceRequest.newBuilder()
@@ -827,8 +890,11 @@ public final UnaryCallable createInstanceCalla
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   FieldMask updateMask = FieldMask.newBuilder().build();
    *   Instance instance = Instance.newBuilder().build();
@@ -862,8 +928,11 @@ public final OperationFuture updateInstanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -892,8 +961,11 @@ public final OperationFuture updateInstanceAsync(UpdateInstanceRe
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -923,8 +995,11 @@ public final OperationFuture updateInstanceAsync(UpdateInstanceRe
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpdateInstanceRequest request =
    *       UpdateInstanceRequest.newBuilder()
@@ -948,8 +1023,11 @@ public final UnaryCallable updateInstanceCalla
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   String redisVersion = "redisVersion-1972584739";
@@ -980,8 +1058,11 @@ public final OperationFuture upgradeInstanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   String redisVersion = "redisVersion-1972584739";
@@ -1009,8 +1090,11 @@ public final OperationFuture upgradeInstanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpgradeInstanceRequest request =
    *       UpgradeInstanceRequest.newBuilder()
@@ -1035,8 +1119,11 @@ public final OperationFuture upgradeInstanceAsync(UpgradeInstance
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpgradeInstanceRequest request =
    *       UpgradeInstanceRequest.newBuilder()
@@ -1062,8 +1149,11 @@ public final OperationFuture upgradeInstanceAsync(UpgradeInstance
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   UpgradeInstanceRequest request =
    *       UpgradeInstanceRequest.newBuilder()
@@ -1093,8 +1183,11 @@ public final UnaryCallable upgradeInstanceCal
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = "name3373707";
    *   InputConfig inputConfig = InputConfig.newBuilder().build();
@@ -1128,8 +1221,11 @@ public final OperationFuture importInstanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ImportInstanceRequest request =
    *       ImportInstanceRequest.newBuilder()
@@ -1160,8 +1256,11 @@ public final OperationFuture importInstanceAsync(ImportInstanceRe
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ImportInstanceRequest request =
    *       ImportInstanceRequest.newBuilder()
@@ -1193,8 +1292,11 @@ public final OperationFuture importInstanceAsync(ImportInstanceRe
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ImportInstanceRequest request =
    *       ImportInstanceRequest.newBuilder()
@@ -1223,8 +1325,11 @@ public final UnaryCallable importInstanceCalla
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = "name3373707";
    *   OutputConfig outputConfig = OutputConfig.newBuilder().build();
@@ -1257,8 +1362,11 @@ public final OperationFuture exportInstanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ExportInstanceRequest request =
    *       ExportInstanceRequest.newBuilder()
@@ -1288,8 +1396,11 @@ public final OperationFuture exportInstanceAsync(ExportInstanceRe
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ExportInstanceRequest request =
    *       ExportInstanceRequest.newBuilder()
@@ -1320,8 +1431,11 @@ public final OperationFuture exportInstanceAsync(ExportInstanceRe
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   ExportInstanceRequest request =
    *       ExportInstanceRequest.newBuilder()
@@ -1346,8 +1460,11 @@ public final UnaryCallable exportInstanceCalla
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
@@ -1381,8 +1498,11 @@ public final OperationFuture failoverInstanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   FailoverInstanceRequest.DataProtectionMode dataProtectionMode =
@@ -1416,8 +1536,11 @@ public final OperationFuture failoverInstanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   FailoverInstanceRequest request =
    *       FailoverInstanceRequest.newBuilder()
@@ -1443,8 +1566,11 @@ public final OperationFuture failoverInstanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   FailoverInstanceRequest request =
    *       FailoverInstanceRequest.newBuilder()
@@ -1470,8 +1596,11 @@ public final OperationFuture failoverInstanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   FailoverInstanceRequest request =
    *       FailoverInstanceRequest.newBuilder()
@@ -1494,8 +1623,11 @@ public final UnaryCallable failoverInstanceC
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   cloudRedisClient.deleteInstanceAsync(name).get();
@@ -1520,8 +1652,11 @@ public final OperationFuture deleteInstanceAsync(InstanceName name)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   cloudRedisClient.deleteInstanceAsync(name).get();
@@ -1545,8 +1680,11 @@ public final OperationFuture deleteInstanceAsync(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -1570,8 +1708,11 @@ public final OperationFuture deleteInstanceAsync(DeleteInstanceReque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -1596,8 +1737,11 @@ public final OperationFuture deleteInstanceAsync(DeleteInstanceReque
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   DeleteInstanceRequest request =
    *       DeleteInstanceRequest.newBuilder()
@@ -1620,8 +1764,11 @@ public final UnaryCallable deleteInstanceCalla
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
    *   RescheduleMaintenanceRequest.RescheduleType rescheduleType =
@@ -1661,8 +1808,11 @@ public final OperationFuture rescheduleMaintenanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   String name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]").toString();
    *   RescheduleMaintenanceRequest.RescheduleType rescheduleType =
@@ -1702,8 +1852,11 @@ public final OperationFuture rescheduleMaintenanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   RescheduleMaintenanceRequest request =
    *       RescheduleMaintenanceRequest.newBuilder()
@@ -1729,8 +1882,11 @@ public final OperationFuture rescheduleMaintenanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   RescheduleMaintenanceRequest request =
    *       RescheduleMaintenanceRequest.newBuilder()
@@ -1756,8 +1912,11 @@ public final OperationFuture rescheduleMaintenanceAsync(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
    *   RescheduleMaintenanceRequest request =
    *       RescheduleMaintenanceRequest.newBuilder()
diff --git a/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/CloudRedisSettings.java b/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/CloudRedisSettings.java
index fc98568148..aa209f989f 100644
--- a/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/CloudRedisSettings.java
+++ b/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/CloudRedisSettings.java
@@ -57,8 +57,11 @@
  * 
For example, to set the total timeout of getInstance to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisSettings.Builder cloudRedisSettingsBuilder = CloudRedisSettings.newBuilder();
  * cloudRedisSettingsBuilder
  *     .getInstanceSettings()
diff --git a/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/package-info.java b/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/package-info.java
index 9b934c1ddd..18a35816ee 100644
--- a/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/package-info.java
+++ b/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/package-info.java
@@ -45,8 +45,11 @@
  * 
Sample for CloudRedisClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
  *   InstanceName name = InstanceName.of("[PROJECT]", "[LOCATION]", "[INSTANCE]");
  *   Instance response = cloudRedisClient.getInstance(name);
diff --git a/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/stub/CloudRedisStubSettings.java b/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/stub/CloudRedisStubSettings.java
index 9776782ead..904d09ba06 100644
--- a/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/stub/CloudRedisStubSettings.java
+++ b/test/integration/goldens/redis/src/com/google/cloud/redis/v1beta1/stub/CloudRedisStubSettings.java
@@ -88,8 +88,11 @@
  * 
For example, to set the total timeout of getInstance to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * CloudRedisStubSettings.Builder cloudRedisSettingsBuilder = CloudRedisStubSettings.newBuilder();
  * cloudRedisSettingsBuilder
  *     .getInstanceSettings()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/composeobject/AsyncComposeObject.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/composeobject/AsyncComposeObject.java
index 4934b8f0ff..600ff7ed69 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/composeobject/AsyncComposeObject.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/composeobject/AsyncComposeObject.java
@@ -34,8 +34,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncComposeObject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ComposeObjectRequest request =
           ComposeObjectRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/composeobject/SyncComposeObject.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/composeobject/SyncComposeObject.java
index 8c6cdaed89..981389805d 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/composeobject/SyncComposeObject.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/composeobject/SyncComposeObject.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncComposeObject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ComposeObjectRequest request =
           ComposeObjectRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/create/SyncCreateSetCredentialsProvider.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/create/SyncCreateSetCredentialsProvider.java
index 39d638fed7..85bff4fd73 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/create/SyncCreateSetCredentialsProvider.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     StorageSettings storageSettings =
         StorageSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/create/SyncCreateSetEndpoint.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/create/SyncCreateSetEndpoint.java
index 5f2737eff9..c25efcc648 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/create/SyncCreateSetEndpoint.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     StorageSettings storageSettings = StorageSettings.newBuilder().setEndpoint(myEndpoint).build();
     StorageClient storageClient = StorageClient.create(storageSettings);
   }
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/AsyncCreateBucket.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/AsyncCreateBucket.java
index ea02b71efd..bdce3c935b 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/AsyncCreateBucket.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/AsyncCreateBucket.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       CreateBucketRequest request =
           CreateBucketRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/SyncCreateBucket.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/SyncCreateBucket.java
index d6169862a6..933718403f 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/SyncCreateBucket.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/SyncCreateBucket.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       CreateBucketRequest request =
           CreateBucketRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/SyncCreateBucketProjectnameBucketString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/SyncCreateBucketProjectnameBucketString.java
index e54fcfa9de..40af1d09c1 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/SyncCreateBucketProjectnameBucketString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/SyncCreateBucketProjectnameBucketString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateBucketProjectnameBucketString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       Bucket bucket = Bucket.newBuilder().build();
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/SyncCreateBucketStringBucketString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/SyncCreateBucketStringBucketString.java
index 5986132c21..347bcd2613 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/SyncCreateBucketStringBucketString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createbucket/SyncCreateBucketStringBucketString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateBucketStringBucketString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       Bucket bucket = Bucket.newBuilder().build();
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/AsyncCreateHmacKey.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/AsyncCreateHmacKey.java
index 4bff0acd46..a309a09f9c 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/AsyncCreateHmacKey.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/AsyncCreateHmacKey.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateHmacKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       CreateHmacKeyRequest request =
           CreateHmacKeyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/SyncCreateHmacKey.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/SyncCreateHmacKey.java
index c113cd9966..1fc92bad1b 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/SyncCreateHmacKey.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/SyncCreateHmacKey.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateHmacKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       CreateHmacKeyRequest request =
           CreateHmacKeyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/SyncCreateHmacKeyProjectnameString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/SyncCreateHmacKeyProjectnameString.java
index a11dec2391..f5ec47da68 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/SyncCreateHmacKeyProjectnameString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/SyncCreateHmacKeyProjectnameString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateHmacKeyProjectnameString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ProjectName project = ProjectName.of("[PROJECT]");
       String serviceAccountEmail = "serviceAccountEmail1825953988";
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/SyncCreateHmacKeyStringString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/SyncCreateHmacKeyStringString.java
index 037a2842f4..dc0ad3ab2b 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/SyncCreateHmacKeyStringString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createhmackey/SyncCreateHmacKeyStringString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateHmacKeyStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String project = ProjectName.of("[PROJECT]").toString();
       String serviceAccountEmail = "serviceAccountEmail1825953988";
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/AsyncCreateNotification.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/AsyncCreateNotification.java
index b98aeb1974..fdaee0a18f 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/AsyncCreateNotification.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/AsyncCreateNotification.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateNotification() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       CreateNotificationRequest request =
           CreateNotificationRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/SyncCreateNotification.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/SyncCreateNotification.java
index cc9cb48b0c..e184870aee 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/SyncCreateNotification.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/SyncCreateNotification.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateNotification() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       CreateNotificationRequest request =
           CreateNotificationRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/SyncCreateNotificationProjectnameNotification.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/SyncCreateNotificationProjectnameNotification.java
index 36a23dcf6b..18b1de9bc4 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/SyncCreateNotificationProjectnameNotification.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/SyncCreateNotificationProjectnameNotification.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateNotificationProjectnameNotification() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       Notification notification = Notification.newBuilder().build();
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/SyncCreateNotificationStringNotification.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/SyncCreateNotificationStringNotification.java
index f76deb03d7..d46baddb9e 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/SyncCreateNotificationStringNotification.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/createnotification/SyncCreateNotificationStringNotification.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateNotificationStringNotification() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       Notification notification = Notification.newBuilder().build();
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/AsyncDeleteBucket.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/AsyncDeleteBucket.java
index 05d02266e3..dffde3bea3 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/AsyncDeleteBucket.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/AsyncDeleteBucket.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       DeleteBucketRequest request =
           DeleteBucketRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/SyncDeleteBucket.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/SyncDeleteBucket.java
index abdcf19bd2..0ba562f105 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/SyncDeleteBucket.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/SyncDeleteBucket.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       DeleteBucketRequest request =
           DeleteBucketRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/SyncDeleteBucketBucketname.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/SyncDeleteBucketBucketname.java
index a37ccb07f0..df4a03d236 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/SyncDeleteBucketBucketname.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/SyncDeleteBucketBucketname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBucketBucketname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       BucketName name = BucketName.of("[PROJECT]", "[BUCKET]");
       storageClient.deleteBucket(name);
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/SyncDeleteBucketString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/SyncDeleteBucketString.java
index 0cff727dbe..2da6d7f5e1 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/SyncDeleteBucketString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletebucket/SyncDeleteBucketString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBucketString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String name = BucketName.of("[PROJECT]", "[BUCKET]").toString();
       storageClient.deleteBucket(name);
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/AsyncDeleteHmacKey.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/AsyncDeleteHmacKey.java
index 32c206616e..76bc4d96ca 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/AsyncDeleteHmacKey.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/AsyncDeleteHmacKey.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteHmacKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       DeleteHmacKeyRequest request =
           DeleteHmacKeyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/SyncDeleteHmacKey.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/SyncDeleteHmacKey.java
index ca9d6bdd85..7963ea332d 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/SyncDeleteHmacKey.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/SyncDeleteHmacKey.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteHmacKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       DeleteHmacKeyRequest request =
           DeleteHmacKeyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/SyncDeleteHmacKeyStringProjectname.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/SyncDeleteHmacKeyStringProjectname.java
index d8fd8d0a67..94737c7400 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/SyncDeleteHmacKeyStringProjectname.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/SyncDeleteHmacKeyStringProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteHmacKeyStringProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String accessId = "accessId-2146437729";
       ProjectName project = ProjectName.of("[PROJECT]");
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/SyncDeleteHmacKeyStringString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/SyncDeleteHmacKeyStringString.java
index b908249211..af28259644 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/SyncDeleteHmacKeyStringString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletehmackey/SyncDeleteHmacKeyStringString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteHmacKeyStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String accessId = "accessId-2146437729";
       String project = ProjectName.of("[PROJECT]").toString();
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/AsyncDeleteNotification.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/AsyncDeleteNotification.java
index 7efc95b1ec..9750969abe 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/AsyncDeleteNotification.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/AsyncDeleteNotification.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteNotification() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       DeleteNotificationRequest request =
           DeleteNotificationRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/SyncDeleteNotification.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/SyncDeleteNotification.java
index bbbc6a6165..61711276a6 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/SyncDeleteNotification.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/SyncDeleteNotification.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteNotification() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       DeleteNotificationRequest request =
           DeleteNotificationRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/SyncDeleteNotificationNotificationname.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/SyncDeleteNotificationNotificationname.java
index 4055adfefa..997e2a981a 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/SyncDeleteNotificationNotificationname.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/SyncDeleteNotificationNotificationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteNotificationNotificationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       NotificationName name = NotificationName.of("[PROJECT]", "[BUCKET]", "[NOTIFICATION]");
       storageClient.deleteNotification(name);
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/SyncDeleteNotificationString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/SyncDeleteNotificationString.java
index 9551ed80e0..fb4a6eb0f2 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/SyncDeleteNotificationString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deletenotification/SyncDeleteNotificationString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteNotificationString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String name = NotificationName.of("[PROJECT]", "[BUCKET]", "[NOTIFICATION]").toString();
       storageClient.deleteNotification(name);
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/AsyncDeleteObject.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/AsyncDeleteObject.java
index dd3d88b048..7a2be04630 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/AsyncDeleteObject.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/AsyncDeleteObject.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteObject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       DeleteObjectRequest request =
           DeleteObjectRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/SyncDeleteObject.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/SyncDeleteObject.java
index e8c6168707..7a75b1b37f 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/SyncDeleteObject.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/SyncDeleteObject.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteObject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       DeleteObjectRequest request =
           DeleteObjectRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/SyncDeleteObjectStringString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/SyncDeleteObjectStringString.java
index 2e5fb4844a..71bd69ab79 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/SyncDeleteObjectStringString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/SyncDeleteObjectStringString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteObjectStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String bucket = "bucket-1378203158";
       String object = "object-1023368385";
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/SyncDeleteObjectStringStringLong.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/SyncDeleteObjectStringStringLong.java
index fef1b74707..95901e4bff 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/SyncDeleteObjectStringStringLong.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/deleteobject/SyncDeleteObjectStringStringLong.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteObjectStringStringLong() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String bucket = "bucket-1378203158";
       String object = "object-1023368385";
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/AsyncGetBucket.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/AsyncGetBucket.java
index 0c98dbf933..4ffc9d602a 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/AsyncGetBucket.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/AsyncGetBucket.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       GetBucketRequest request =
           GetBucketRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/SyncGetBucket.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/SyncGetBucket.java
index b137e5f52e..7041a17529 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/SyncGetBucket.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/SyncGetBucket.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       GetBucketRequest request =
           GetBucketRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/SyncGetBucketBucketname.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/SyncGetBucketBucketname.java
index c71a2aa933..423ab72d7b 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/SyncGetBucketBucketname.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/SyncGetBucketBucketname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBucketBucketname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       BucketName name = BucketName.of("[PROJECT]", "[BUCKET]");
       Bucket response = storageClient.getBucket(name);
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/SyncGetBucketString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/SyncGetBucketString.java
index 0dbf1fdc6a..8c45b96b53 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/SyncGetBucketString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getbucket/SyncGetBucketString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetBucketString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String name = BucketName.of("[PROJECT]", "[BUCKET]").toString();
       Bucket response = storageClient.getBucket(name);
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/AsyncGetHmacKey.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/AsyncGetHmacKey.java
index 6c1de14778..496208daa2 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/AsyncGetHmacKey.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/AsyncGetHmacKey.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetHmacKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       GetHmacKeyRequest request =
           GetHmacKeyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/SyncGetHmacKey.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/SyncGetHmacKey.java
index eb2822d18c..279f0db52c 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/SyncGetHmacKey.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/SyncGetHmacKey.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetHmacKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       GetHmacKeyRequest request =
           GetHmacKeyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/SyncGetHmacKeyStringProjectname.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/SyncGetHmacKeyStringProjectname.java
index 96d6a9cbdf..b301e0005a 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/SyncGetHmacKeyStringProjectname.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/SyncGetHmacKeyStringProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetHmacKeyStringProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String accessId = "accessId-2146437729";
       ProjectName project = ProjectName.of("[PROJECT]");
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/SyncGetHmacKeyStringString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/SyncGetHmacKeyStringString.java
index f67a737176..a83efed1ad 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/SyncGetHmacKeyStringString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/gethmackey/SyncGetHmacKeyStringString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetHmacKeyStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String accessId = "accessId-2146437729";
       String project = ProjectName.of("[PROJECT]").toString();
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/AsyncGetIamPolicy.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/AsyncGetIamPolicy.java
index 5cf6cd70b7..9ffab60de8 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/AsyncGetIamPolicy.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/AsyncGetIamPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       GetIamPolicyRequest request =
           GetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/SyncGetIamPolicy.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/SyncGetIamPolicy.java
index 157160a4d3..f6ef5b73fa 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/SyncGetIamPolicy.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/SyncGetIamPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       GetIamPolicyRequest request =
           GetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/SyncGetIamPolicyResourcename.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/SyncGetIamPolicyResourcename.java
index 9d7f2c0ef4..d8c2afdd95 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/SyncGetIamPolicyResourcename.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/SyncGetIamPolicyResourcename.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetIamPolicyResourcename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ResourceName resource =
           CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]");
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/SyncGetIamPolicyString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/SyncGetIamPolicyString.java
index f31117d1c1..df87a09e17 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/SyncGetIamPolicyString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getiampolicy/SyncGetIamPolicyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetIamPolicyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String resource =
           CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]").toString();
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/AsyncGetNotification.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/AsyncGetNotification.java
index b95fbda727..f836ad97b6 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/AsyncGetNotification.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/AsyncGetNotification.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetNotification() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       GetNotificationRequest request =
           GetNotificationRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/SyncGetNotification.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/SyncGetNotification.java
index 43f6015982..68baa46722 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/SyncGetNotification.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/SyncGetNotification.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetNotification() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       GetNotificationRequest request =
           GetNotificationRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/SyncGetNotificationBucketname.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/SyncGetNotificationBucketname.java
index e70b2c9779..836c0fb469 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/SyncGetNotificationBucketname.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/SyncGetNotificationBucketname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetNotificationBucketname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       BucketName name = BucketName.of("[PROJECT]", "[BUCKET]");
       Notification response = storageClient.getNotification(name);
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/SyncGetNotificationString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/SyncGetNotificationString.java
index 36660dcea3..d7bbf4beb9 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/SyncGetNotificationString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getnotification/SyncGetNotificationString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetNotificationString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String name = BucketName.of("[PROJECT]", "[BUCKET]").toString();
       Notification response = storageClient.getNotification(name);
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/AsyncGetObject.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/AsyncGetObject.java
index fc76193bbf..bb46a24b2e 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/AsyncGetObject.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/AsyncGetObject.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetObject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       GetObjectRequest request =
           GetObjectRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/SyncGetObject.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/SyncGetObject.java
index 67d11d18c4..ef07fe163d 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/SyncGetObject.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/SyncGetObject.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetObject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       GetObjectRequest request =
           GetObjectRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/SyncGetObjectStringString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/SyncGetObjectStringString.java
index 3abb96277d..fd0bbefc1e 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/SyncGetObjectStringString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/SyncGetObjectStringString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetObjectStringString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String bucket = "bucket-1378203158";
       String object = "object-1023368385";
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/SyncGetObjectStringStringLong.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/SyncGetObjectStringStringLong.java
index fed50b246c..815106ef57 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/SyncGetObjectStringStringLong.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getobject/SyncGetObjectStringStringLong.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetObjectStringStringLong() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String bucket = "bucket-1378203158";
       String object = "object-1023368385";
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/AsyncGetServiceAccount.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/AsyncGetServiceAccount.java
index b681e02203..f582fbccbf 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/AsyncGetServiceAccount.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/AsyncGetServiceAccount.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetServiceAccount() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       GetServiceAccountRequest request =
           GetServiceAccountRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/SyncGetServiceAccount.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/SyncGetServiceAccount.java
index 952c479994..0460911b38 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/SyncGetServiceAccount.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/SyncGetServiceAccount.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetServiceAccount() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       GetServiceAccountRequest request =
           GetServiceAccountRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/SyncGetServiceAccountProjectname.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/SyncGetServiceAccountProjectname.java
index 654ecd32e5..55c604cec5 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/SyncGetServiceAccountProjectname.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/SyncGetServiceAccountProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetServiceAccountProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ProjectName project = ProjectName.of("[PROJECT]");
       ServiceAccount response = storageClient.getServiceAccount(project);
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/SyncGetServiceAccountString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/SyncGetServiceAccountString.java
index e6709b3e83..41643f50af 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/SyncGetServiceAccountString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/getserviceaccount/SyncGetServiceAccountString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetServiceAccountString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String project = ProjectName.of("[PROJECT]").toString();
       ServiceAccount response = storageClient.getServiceAccount(project);
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/AsyncListBuckets.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/AsyncListBuckets.java
index 4c3f916168..d04519c59b 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/AsyncListBuckets.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/AsyncListBuckets.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListBuckets() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ListBucketsRequest request =
           ListBucketsRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/AsyncListBucketsPaged.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/AsyncListBucketsPaged.java
index 563db4d318..adf9444d2d 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/AsyncListBucketsPaged.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/AsyncListBucketsPaged.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListBucketsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ListBucketsRequest request =
           ListBucketsRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/SyncListBuckets.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/SyncListBuckets.java
index 4a0c475259..53c374d5d3 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/SyncListBuckets.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/SyncListBuckets.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBuckets() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ListBucketsRequest request =
           ListBucketsRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/SyncListBucketsProjectname.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/SyncListBucketsProjectname.java
index 192694085f..603a1b7d05 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/SyncListBucketsProjectname.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/SyncListBucketsProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBucketsProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       for (Bucket element : storageClient.listBuckets(parent).iterateAll()) {
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/SyncListBucketsString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/SyncListBucketsString.java
index 7a3294a5af..e9aca45a50 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/SyncListBucketsString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listbuckets/SyncListBucketsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListBucketsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       for (Bucket element : storageClient.listBuckets(parent).iterateAll()) {
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/AsyncListHmacKeys.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/AsyncListHmacKeys.java
index e0885dc7d4..2880515eb3 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/AsyncListHmacKeys.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/AsyncListHmacKeys.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListHmacKeys() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ListHmacKeysRequest request =
           ListHmacKeysRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/AsyncListHmacKeysPaged.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/AsyncListHmacKeysPaged.java
index 6280205a6a..e65983b0e4 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/AsyncListHmacKeysPaged.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/AsyncListHmacKeysPaged.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListHmacKeysPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ListHmacKeysRequest request =
           ListHmacKeysRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/SyncListHmacKeys.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/SyncListHmacKeys.java
index d60762dccc..9eaf07bc4e 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/SyncListHmacKeys.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/SyncListHmacKeys.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListHmacKeys() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ListHmacKeysRequest request =
           ListHmacKeysRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/SyncListHmacKeysProjectname.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/SyncListHmacKeysProjectname.java
index cc30567b7a..672f339b41 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/SyncListHmacKeysProjectname.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/SyncListHmacKeysProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListHmacKeysProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ProjectName project = ProjectName.of("[PROJECT]");
       for (HmacKeyMetadata element : storageClient.listHmacKeys(project).iterateAll()) {
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/SyncListHmacKeysString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/SyncListHmacKeysString.java
index a8d155e052..a5852cea5b 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/SyncListHmacKeysString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listhmackeys/SyncListHmacKeysString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListHmacKeysString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String project = ProjectName.of("[PROJECT]").toString();
       for (HmacKeyMetadata element : storageClient.listHmacKeys(project).iterateAll()) {
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/AsyncListNotifications.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/AsyncListNotifications.java
index ed6a760e87..a3e87303b1 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/AsyncListNotifications.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/AsyncListNotifications.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListNotifications() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ListNotificationsRequest request =
           ListNotificationsRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/AsyncListNotificationsPaged.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/AsyncListNotificationsPaged.java
index 5eddceb423..b7db1c172d 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/AsyncListNotificationsPaged.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/AsyncListNotificationsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListNotificationsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ListNotificationsRequest request =
           ListNotificationsRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/SyncListNotifications.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/SyncListNotifications.java
index 62227c5974..65dabd0edb 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/SyncListNotifications.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/SyncListNotifications.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListNotifications() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ListNotificationsRequest request =
           ListNotificationsRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/SyncListNotificationsProjectname.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/SyncListNotificationsProjectname.java
index 62153ce077..8b545ca5f4 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/SyncListNotificationsProjectname.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/SyncListNotificationsProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListNotificationsProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       for (Notification element : storageClient.listNotifications(parent).iterateAll()) {
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/SyncListNotificationsString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/SyncListNotificationsString.java
index 7dd05643fb..10dc0ca3fc 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/SyncListNotificationsString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listnotifications/SyncListNotificationsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListNotificationsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       for (Notification element : storageClient.listNotifications(parent).iterateAll()) {
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/AsyncListObjects.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/AsyncListObjects.java
index 40fcf11c41..540d821a45 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/AsyncListObjects.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/AsyncListObjects.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListObjects() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ListObjectsRequest request =
           ListObjectsRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/AsyncListObjectsPaged.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/AsyncListObjectsPaged.java
index 2c819e7cba..38ab63055e 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/AsyncListObjectsPaged.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/AsyncListObjectsPaged.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListObjectsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ListObjectsRequest request =
           ListObjectsRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/SyncListObjects.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/SyncListObjects.java
index a4b7c2cef0..52ee085997 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/SyncListObjects.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/SyncListObjects.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListObjects() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ListObjectsRequest request =
           ListObjectsRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/SyncListObjectsProjectname.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/SyncListObjectsProjectname.java
index 9ee05a71bf..d58a09ddd8 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/SyncListObjectsProjectname.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/SyncListObjectsProjectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListObjectsProjectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ProjectName parent = ProjectName.of("[PROJECT]");
       for (Object element : storageClient.listObjects(parent).iterateAll()) {
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/SyncListObjectsString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/SyncListObjectsString.java
index af5e56af56..eb5365e3db 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/SyncListObjectsString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/listobjects/SyncListObjectsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListObjectsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String parent = ProjectName.of("[PROJECT]").toString();
       for (Object element : storageClient.listObjects(parent).iterateAll()) {
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/AsyncLockBucketRetentionPolicy.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/AsyncLockBucketRetentionPolicy.java
index 673dff68e4..9e1629faf5 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/AsyncLockBucketRetentionPolicy.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/AsyncLockBucketRetentionPolicy.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncLockBucketRetentionPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       LockBucketRetentionPolicyRequest request =
           LockBucketRetentionPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/SyncLockBucketRetentionPolicy.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/SyncLockBucketRetentionPolicy.java
index beccf20906..ef748a5b05 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/SyncLockBucketRetentionPolicy.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/SyncLockBucketRetentionPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncLockBucketRetentionPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       LockBucketRetentionPolicyRequest request =
           LockBucketRetentionPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/SyncLockBucketRetentionPolicyBucketname.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/SyncLockBucketRetentionPolicyBucketname.java
index 12d98648a4..34a49422c7 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/SyncLockBucketRetentionPolicyBucketname.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/SyncLockBucketRetentionPolicyBucketname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncLockBucketRetentionPolicyBucketname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       BucketName bucket = BucketName.of("[PROJECT]", "[BUCKET]");
       Bucket response = storageClient.lockBucketRetentionPolicy(bucket);
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/SyncLockBucketRetentionPolicyString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/SyncLockBucketRetentionPolicyString.java
index c41fb963b9..2a3a6a6d20 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/SyncLockBucketRetentionPolicyString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/lockbucketretentionpolicy/SyncLockBucketRetentionPolicyString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncLockBucketRetentionPolicyString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String bucket = BucketName.of("[PROJECT]", "[BUCKET]").toString();
       Bucket response = storageClient.lockBucketRetentionPolicy(bucket);
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/querywritestatus/AsyncQueryWriteStatus.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/querywritestatus/AsyncQueryWriteStatus.java
index 6bde0ab004..77d3793d69 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/querywritestatus/AsyncQueryWriteStatus.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/querywritestatus/AsyncQueryWriteStatus.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncQueryWriteStatus() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       QueryWriteStatusRequest request =
           QueryWriteStatusRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/querywritestatus/SyncQueryWriteStatus.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/querywritestatus/SyncQueryWriteStatus.java
index 6c64cf890d..1e9a839858 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/querywritestatus/SyncQueryWriteStatus.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/querywritestatus/SyncQueryWriteStatus.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncQueryWriteStatus() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       QueryWriteStatusRequest request =
           QueryWriteStatusRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/querywritestatus/SyncQueryWriteStatusString.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/querywritestatus/SyncQueryWriteStatusString.java
index 1773b3d8dc..8e893433d6 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/querywritestatus/SyncQueryWriteStatusString.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/querywritestatus/SyncQueryWriteStatusString.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncQueryWriteStatusString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String uploadId = "uploadId1563990780";
       QueryWriteStatusResponse response = storageClient.queryWriteStatus(uploadId);
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/readobject/AsyncReadObject.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/readobject/AsyncReadObject.java
index 19e23b4b56..2c973e42a9 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/readobject/AsyncReadObject.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/readobject/AsyncReadObject.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncReadObject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ReadObjectRequest request =
           ReadObjectRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/rewriteobject/AsyncRewriteObject.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/rewriteobject/AsyncRewriteObject.java
index 1604bfc412..299e85e484 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/rewriteobject/AsyncRewriteObject.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/rewriteobject/AsyncRewriteObject.java
@@ -36,8 +36,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRewriteObject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       RewriteObjectRequest request =
           RewriteObjectRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/rewriteobject/SyncRewriteObject.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/rewriteobject/SyncRewriteObject.java
index 3e7b7daa21..18fb3abe11 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/rewriteobject/SyncRewriteObject.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/rewriteobject/SyncRewriteObject.java
@@ -35,8 +35,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncRewriteObject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       RewriteObjectRequest request =
           RewriteObjectRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/AsyncSetIamPolicy.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/AsyncSetIamPolicy.java
index 1eb491322a..fcfef46b4e 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/AsyncSetIamPolicy.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/AsyncSetIamPolicy.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       SetIamPolicyRequest request =
           SetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/SyncSetIamPolicy.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/SyncSetIamPolicy.java
index 33d33e821c..162a976b3a 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/SyncSetIamPolicy.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/SyncSetIamPolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSetIamPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       SetIamPolicyRequest request =
           SetIamPolicyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/SyncSetIamPolicyResourcenamePolicy.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/SyncSetIamPolicyResourcenamePolicy.java
index 6080756e39..eeb939ee73 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/SyncSetIamPolicyResourcenamePolicy.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/SyncSetIamPolicyResourcenamePolicy.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSetIamPolicyResourcenamePolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ResourceName resource =
           CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]");
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/SyncSetIamPolicyStringPolicy.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/SyncSetIamPolicyStringPolicy.java
index 1a3e3952d6..7e952f016d 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/SyncSetIamPolicyStringPolicy.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/setiampolicy/SyncSetIamPolicyStringPolicy.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncSetIamPolicyStringPolicy() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String resource =
           CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]").toString();
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/startresumablewrite/AsyncStartResumableWrite.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/startresumablewrite/AsyncStartResumableWrite.java
index cda98a25c3..1fd68bad18 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/startresumablewrite/AsyncStartResumableWrite.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/startresumablewrite/AsyncStartResumableWrite.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncStartResumableWrite() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       StartResumableWriteRequest request =
           StartResumableWriteRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/startresumablewrite/SyncStartResumableWrite.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/startresumablewrite/SyncStartResumableWrite.java
index f42aad7ba1..e89e5828c4 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/startresumablewrite/SyncStartResumableWrite.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/startresumablewrite/SyncStartResumableWrite.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncStartResumableWrite() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       StartResumableWriteRequest request =
           StartResumableWriteRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/AsyncTestIamPermissions.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/AsyncTestIamPermissions.java
index 35d7d6ddba..66726a9a22 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/AsyncTestIamPermissions.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/AsyncTestIamPermissions.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       TestIamPermissionsRequest request =
           TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/SyncTestIamPermissions.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/SyncTestIamPermissions.java
index 89f1c42b2f..f0b6301795 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/SyncTestIamPermissions.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/SyncTestIamPermissions.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncTestIamPermissions() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       TestIamPermissionsRequest request =
           TestIamPermissionsRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/SyncTestIamPermissionsResourcenameListstring.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/SyncTestIamPermissionsResourcenameListstring.java
index 8e70be7ca6..8e12e2e1b1 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/SyncTestIamPermissionsResourcenameListstring.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/SyncTestIamPermissionsResourcenameListstring.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncTestIamPermissionsResourcenameListstring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ResourceName resource =
           CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]");
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/SyncTestIamPermissionsStringListstring.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/SyncTestIamPermissionsStringListstring.java
index 846349cc06..b0c702d65d 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/SyncTestIamPermissionsStringListstring.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/testiampermissions/SyncTestIamPermissionsStringListstring.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncTestIamPermissionsStringListstring() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       String resource =
           CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]").toString();
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatebucket/AsyncUpdateBucket.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatebucket/AsyncUpdateBucket.java
index 934973bfe7..692e032a0c 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatebucket/AsyncUpdateBucket.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatebucket/AsyncUpdateBucket.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       UpdateBucketRequest request =
           UpdateBucketRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatebucket/SyncUpdateBucket.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatebucket/SyncUpdateBucket.java
index b8afbabbe8..2a4bf571f4 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatebucket/SyncUpdateBucket.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatebucket/SyncUpdateBucket.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       UpdateBucketRequest request =
           UpdateBucketRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatebucket/SyncUpdateBucketBucketFieldmask.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatebucket/SyncUpdateBucketBucketFieldmask.java
index 0372766b0f..6155dfd464 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatebucket/SyncUpdateBucketBucketFieldmask.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatebucket/SyncUpdateBucketBucketFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateBucketBucketFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       Bucket bucket = Bucket.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatehmackey/AsyncUpdateHmacKey.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatehmackey/AsyncUpdateHmacKey.java
index d000d53b42..4d6bc6bf21 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatehmackey/AsyncUpdateHmacKey.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatehmackey/AsyncUpdateHmacKey.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateHmacKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       UpdateHmacKeyRequest request =
           UpdateHmacKeyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatehmackey/SyncUpdateHmacKey.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatehmackey/SyncUpdateHmacKey.java
index 64ed3fcd93..348190181b 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatehmackey/SyncUpdateHmacKey.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatehmackey/SyncUpdateHmacKey.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateHmacKey() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       UpdateHmacKeyRequest request =
           UpdateHmacKeyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatehmackey/SyncUpdateHmacKeyHmackeymetadataFieldmask.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatehmackey/SyncUpdateHmacKeyHmackeymetadataFieldmask.java
index b31e510410..8250c51372 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatehmackey/SyncUpdateHmacKeyHmackeymetadataFieldmask.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updatehmackey/SyncUpdateHmacKeyHmackeymetadataFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateHmacKeyHmackeymetadataFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       HmacKeyMetadata hmacKey = HmacKeyMetadata.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updateobject/AsyncUpdateObject.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updateobject/AsyncUpdateObject.java
index c7843492aa..2d58d876e7 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updateobject/AsyncUpdateObject.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updateobject/AsyncUpdateObject.java
@@ -33,8 +33,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateObject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       UpdateObjectRequest request =
           UpdateObjectRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updateobject/SyncUpdateObject.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updateobject/SyncUpdateObject.java
index c419c0997e..e754240336 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updateobject/SyncUpdateObject.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updateobject/SyncUpdateObject.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateObject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       UpdateObjectRequest request =
           UpdateObjectRequest.newBuilder()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updateobject/SyncUpdateObjectObjectFieldmask.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updateobject/SyncUpdateObjectObjectFieldmask.java
index 37be7ce67e..7e6d83d11a 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updateobject/SyncUpdateObjectObjectFieldmask.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/updateobject/SyncUpdateObjectObjectFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateObjectObjectFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       Object object = Object.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/writeobject/AsyncWriteObject.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/writeobject/AsyncWriteObject.java
index c6c2398591..8ef622a7ea 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/writeobject/AsyncWriteObject.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storageclient/writeobject/AsyncWriteObject.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncWriteObject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (StorageClient storageClient = StorageClient.create()) {
       ApiStreamObserver responseObserver =
           new ApiStreamObserver() {
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storagesettings/deletebucket/SyncDeleteBucket.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storagesettings/deletebucket/SyncDeleteBucket.java
index c3142e4592..064574c4d5 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storagesettings/deletebucket/SyncDeleteBucket.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/storagesettings/deletebucket/SyncDeleteBucket.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     StorageSettings.Builder storageSettingsBuilder = StorageSettings.newBuilder();
     storageSettingsBuilder
         .deleteBucketSettings()
diff --git a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/stub/storagestubsettings/deletebucket/SyncDeleteBucket.java b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/stub/storagestubsettings/deletebucket/SyncDeleteBucket.java
index b5a72564d3..4ac8cb2ed7 100644
--- a/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/stub/storagestubsettings/deletebucket/SyncDeleteBucket.java
+++ b/test/integration/goldens/storage/samples/snippets/generated/main/java/com/google/storage/v2/stub/storagestubsettings/deletebucket/SyncDeleteBucket.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteBucket() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     StorageStubSettings.Builder storageSettingsBuilder = StorageStubSettings.newBuilder();
     storageSettingsBuilder
         .deleteBucketSettings()
diff --git a/test/integration/goldens/storage/src/com/google/storage/v2/StorageClient.java b/test/integration/goldens/storage/src/com/google/storage/v2/StorageClient.java
index edb791a84c..d99d3331c3 100644
--- a/test/integration/goldens/storage/src/com/google/storage/v2/StorageClient.java
+++ b/test/integration/goldens/storage/src/com/google/storage/v2/StorageClient.java
@@ -64,8 +64,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (StorageClient storageClient = StorageClient.create()) {
  *   BucketName name = BucketName.of("[PROJECT]", "[BUCKET]");
  *   storageClient.deleteBucket(name);
@@ -101,8 +104,11 @@
  * 
To customize credentials:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * StorageSettings storageSettings =
  *     StorageSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -113,8 +119,11 @@
  * 
To customize the endpoint:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * StorageSettings storageSettings = StorageSettings.newBuilder().setEndpoint(myEndpoint).build();
  * StorageClient storageClient = StorageClient.create(storageSettings);
  * }

@@ -176,8 +185,11 @@ public StorageStub getStub() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   BucketName name = BucketName.of("[PROJECT]", "[BUCKET]");
    *   storageClient.deleteBucket(name);
@@ -200,8 +212,11 @@ public final void deleteBucket(BucketName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String name = BucketName.of("[PROJECT]", "[BUCKET]").toString();
    *   storageClient.deleteBucket(name);
@@ -223,8 +238,11 @@ public final void deleteBucket(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   DeleteBucketRequest request =
    *       DeleteBucketRequest.newBuilder()
@@ -251,8 +269,11 @@ public final void deleteBucket(DeleteBucketRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   DeleteBucketRequest request =
    *       DeleteBucketRequest.newBuilder()
@@ -278,8 +299,11 @@ public final UnaryCallable deleteBucketCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   BucketName name = BucketName.of("[PROJECT]", "[BUCKET]");
    *   Bucket response = storageClient.getBucket(name);
@@ -302,8 +326,11 @@ public final Bucket getBucket(BucketName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String name = BucketName.of("[PROJECT]", "[BUCKET]").toString();
    *   Bucket response = storageClient.getBucket(name);
@@ -325,8 +352,11 @@ public final Bucket getBucket(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   GetBucketRequest request =
    *       GetBucketRequest.newBuilder()
@@ -354,8 +384,11 @@ public final Bucket getBucket(GetBucketRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   GetBucketRequest request =
    *       GetBucketRequest.newBuilder()
@@ -382,8 +415,11 @@ public final UnaryCallable getBucketCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   Bucket bucket = Bucket.newBuilder().build();
@@ -417,8 +453,11 @@ public final Bucket createBucket(ProjectName parent, Bucket bucket, String bucke
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   Bucket bucket = Bucket.newBuilder().build();
@@ -452,8 +491,11 @@ public final Bucket createBucket(String parent, Bucket bucket, String bucketId)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   CreateBucketRequest request =
    *       CreateBucketRequest.newBuilder()
@@ -481,8 +523,11 @@ public final Bucket createBucket(CreateBucketRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   CreateBucketRequest request =
    *       CreateBucketRequest.newBuilder()
@@ -509,8 +554,11 @@ public final UnaryCallable createBucketCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   for (Bucket element : storageClient.listBuckets(parent).iterateAll()) {
@@ -537,8 +585,11 @@ public final ListBucketsPagedResponse listBuckets(ProjectName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   for (Bucket element : storageClient.listBuckets(parent).iterateAll()) {
@@ -562,8 +613,11 @@ public final ListBucketsPagedResponse listBuckets(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ListBucketsRequest request =
    *       ListBucketsRequest.newBuilder()
@@ -594,8 +648,11 @@ public final ListBucketsPagedResponse listBuckets(ListBucketsRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ListBucketsRequest request =
    *       ListBucketsRequest.newBuilder()
@@ -626,8 +683,11 @@ public final ListBucketsPagedResponse listBuckets(ListBucketsRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ListBucketsRequest request =
    *       ListBucketsRequest.newBuilder()
@@ -664,8 +724,11 @@ public final UnaryCallable listBucketsC
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   BucketName bucket = BucketName.of("[PROJECT]", "[BUCKET]");
    *   Bucket response = storageClient.lockBucketRetentionPolicy(bucket);
@@ -690,8 +753,11 @@ public final Bucket lockBucketRetentionPolicy(BucketName bucket) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String bucket = BucketName.of("[PROJECT]", "[BUCKET]").toString();
    *   Bucket response = storageClient.lockBucketRetentionPolicy(bucket);
@@ -714,8 +780,11 @@ public final Bucket lockBucketRetentionPolicy(String bucket) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   LockBucketRetentionPolicyRequest request =
    *       LockBucketRetentionPolicyRequest.newBuilder()
@@ -741,8 +810,11 @@ public final Bucket lockBucketRetentionPolicy(LockBucketRetentionPolicyRequest r
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   LockBucketRetentionPolicyRequest request =
    *       LockBucketRetentionPolicyRequest.newBuilder()
@@ -769,8 +841,11 @@ public final Bucket lockBucketRetentionPolicy(LockBucketRetentionPolicyRequest r
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ResourceName resource =
    *       CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]");
@@ -797,8 +872,11 @@ public final Policy getIamPolicy(ResourceName resource) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String resource =
    *       CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]").toString();
@@ -822,8 +900,11 @@ public final Policy getIamPolicy(String resource) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
@@ -850,8 +931,11 @@ public final Policy getIamPolicy(GetIamPolicyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   GetIamPolicyRequest request =
    *       GetIamPolicyRequest.newBuilder()
@@ -877,8 +961,11 @@ public final UnaryCallable getIamPolicyCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ResourceName resource =
    *       CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]");
@@ -910,8 +997,11 @@ public final Policy setIamPolicy(ResourceName resource, Policy policy) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String resource =
    *       CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]").toString();
@@ -940,8 +1030,11 @@ public final Policy setIamPolicy(String resource, Policy policy) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
@@ -968,8 +1061,11 @@ public final Policy setIamPolicy(SetIamPolicyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   SetIamPolicyRequest request =
    *       SetIamPolicyRequest.newBuilder()
@@ -995,8 +1091,11 @@ public final UnaryCallable setIamPolicyCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ResourceName resource =
    *       CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]");
@@ -1029,8 +1128,11 @@ public final TestIamPermissionsResponse testIamPermissions(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String resource =
    *       CryptoKeyName.of("[PROJECT]", "[LOCATION]", "[KEY_RING]", "[CRYPTO_KEY]").toString();
@@ -1063,8 +1165,11 @@ public final TestIamPermissionsResponse testIamPermissions(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
@@ -1091,8 +1196,11 @@ public final TestIamPermissionsResponse testIamPermissions(TestIamPermissionsReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   TestIamPermissionsRequest request =
    *       TestIamPermissionsRequest.newBuilder()
@@ -1120,8 +1228,11 @@ public final TestIamPermissionsResponse testIamPermissions(TestIamPermissionsReq
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   Bucket bucket = Bucket.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -1153,8 +1264,11 @@ public final Bucket updateBucket(Bucket bucket, FieldMask updateMask) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   UpdateBucketRequest request =
    *       UpdateBucketRequest.newBuilder()
@@ -1184,8 +1298,11 @@ public final Bucket updateBucket(UpdateBucketRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   UpdateBucketRequest request =
    *       UpdateBucketRequest.newBuilder()
@@ -1214,8 +1331,11 @@ public final UnaryCallable updateBucketCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   NotificationName name = NotificationName.of("[PROJECT]", "[BUCKET]", "[NOTIFICATION]");
    *   storageClient.deleteNotification(name);
@@ -1240,8 +1360,11 @@ public final void deleteNotification(NotificationName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String name = NotificationName.of("[PROJECT]", "[BUCKET]", "[NOTIFICATION]").toString();
    *   storageClient.deleteNotification(name);
@@ -1264,8 +1387,11 @@ public final void deleteNotification(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   DeleteNotificationRequest request =
    *       DeleteNotificationRequest.newBuilder()
@@ -1289,8 +1415,11 @@ public final void deleteNotification(DeleteNotificationRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   DeleteNotificationRequest request =
    *       DeleteNotificationRequest.newBuilder()
@@ -1313,8 +1442,11 @@ public final UnaryCallable deleteNotificationC
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   BucketName name = BucketName.of("[PROJECT]", "[BUCKET]");
    *   Notification response = storageClient.getNotification(name);
@@ -1338,8 +1470,11 @@ public final Notification getNotification(BucketName name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String name = BucketName.of("[PROJECT]", "[BUCKET]").toString();
    *   Notification response = storageClient.getNotification(name);
@@ -1362,8 +1497,11 @@ public final Notification getNotification(String name) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   GetNotificationRequest request =
    *       GetNotificationRequest.newBuilder()
@@ -1387,8 +1525,11 @@ public final Notification getNotification(GetNotificationRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   GetNotificationRequest request =
    *       GetNotificationRequest.newBuilder()
@@ -1413,8 +1554,11 @@ public final UnaryCallable getNotification
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   Notification notification = Notification.newBuilder().build();
@@ -1444,8 +1588,11 @@ public final Notification createNotification(ProjectName parent, Notification no
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   Notification notification = Notification.newBuilder().build();
@@ -1475,8 +1622,11 @@ public final Notification createNotification(String parent, Notification notific
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   CreateNotificationRequest request =
    *       CreateNotificationRequest.newBuilder()
@@ -1503,8 +1653,11 @@ public final Notification createNotification(CreateNotificationRequest request)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   CreateNotificationRequest request =
    *       CreateNotificationRequest.newBuilder()
@@ -1529,8 +1682,11 @@ public final UnaryCallable createNotifi
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   for (Notification element : storageClient.listNotifications(parent).iterateAll()) {
@@ -1557,8 +1713,11 @@ public final ListNotificationsPagedResponse listNotifications(ProjectName parent
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   for (Notification element : storageClient.listNotifications(parent).iterateAll()) {
@@ -1583,8 +1742,11 @@ public final ListNotificationsPagedResponse listNotifications(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ListNotificationsRequest request =
    *       ListNotificationsRequest.newBuilder()
@@ -1612,8 +1774,11 @@ public final ListNotificationsPagedResponse listNotifications(ListNotificationsR
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ListNotificationsRequest request =
    *       ListNotificationsRequest.newBuilder()
@@ -1642,8 +1807,11 @@ public final ListNotificationsPagedResponse listNotifications(ListNotificationsR
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ListNotificationsRequest request =
    *       ListNotificationsRequest.newBuilder()
@@ -1679,8 +1847,11 @@ public final ListNotificationsPagedResponse listNotifications(ListNotificationsR
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ComposeObjectRequest request =
    *       ComposeObjectRequest.newBuilder()
@@ -1713,8 +1884,11 @@ public final Object composeObject(ComposeObjectRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ComposeObjectRequest request =
    *       ComposeObjectRequest.newBuilder()
@@ -1747,8 +1921,11 @@ public final UnaryCallable composeObjectCallable()
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String bucket = "bucket-1378203158";
    *   String object = "object-1023368385";
@@ -1774,8 +1951,11 @@ public final void deleteObject(String bucket, String object) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String bucket = "bucket-1378203158";
    *   String object = "object-1023368385";
@@ -1808,8 +1988,11 @@ public final void deleteObject(String bucket, String object, long generation) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   DeleteObjectRequest request =
    *       DeleteObjectRequest.newBuilder()
@@ -1843,8 +2026,11 @@ public final void deleteObject(DeleteObjectRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   DeleteObjectRequest request =
    *       DeleteObjectRequest.newBuilder()
@@ -1876,8 +2062,11 @@ public final UnaryCallable deleteObjectCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String bucket = "bucket-1378203158";
    *   String object = "object-1023368385";
@@ -1902,8 +2091,11 @@ public final Object getObject(String bucket, String object) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String bucket = "bucket-1378203158";
    *   String object = "object-1023368385";
@@ -1935,8 +2127,11 @@ public final Object getObject(String bucket, String object, long generation) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   GetObjectRequest request =
    *       GetObjectRequest.newBuilder()
@@ -1969,8 +2164,11 @@ public final Object getObject(GetObjectRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   GetObjectRequest request =
    *       GetObjectRequest.newBuilder()
@@ -2002,8 +2200,11 @@ public final UnaryCallable getObjectCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ReadObjectRequest request =
    *       ReadObjectRequest.newBuilder()
@@ -2038,8 +2239,11 @@ public final ServerStreamingCallable read
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   Object object = Object.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -2073,8 +2277,11 @@ public final Object updateObject(Object object, FieldMask updateMask) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   UpdateObjectRequest request =
    *       UpdateObjectRequest.newBuilder()
@@ -2106,8 +2313,11 @@ public final Object updateObject(UpdateObjectRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   UpdateObjectRequest request =
    *       UpdateObjectRequest.newBuilder()
@@ -2157,8 +2367,11 @@ public final UnaryCallable updateObjectCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ApiStreamObserver responseObserver =
    *       new ApiStreamObserver() {
@@ -2203,8 +2416,11 @@ public final UnaryCallable updateObjectCallable() {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ProjectName parent = ProjectName.of("[PROJECT]");
    *   for (Object element : storageClient.listObjects(parent).iterateAll()) {
@@ -2231,8 +2447,11 @@ public final ListObjectsPagedResponse listObjects(ProjectName parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String parent = ProjectName.of("[PROJECT]").toString();
    *   for (Object element : storageClient.listObjects(parent).iterateAll()) {
@@ -2256,8 +2475,11 @@ public final ListObjectsPagedResponse listObjects(String parent) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ListObjectsRequest request =
    *       ListObjectsRequest.newBuilder()
@@ -2293,8 +2515,11 @@ public final ListObjectsPagedResponse listObjects(ListObjectsRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ListObjectsRequest request =
    *       ListObjectsRequest.newBuilder()
@@ -2330,8 +2555,11 @@ public final ListObjectsPagedResponse listObjects(ListObjectsRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ListObjectsRequest request =
    *       ListObjectsRequest.newBuilder()
@@ -2373,8 +2601,11 @@ public final UnaryCallable listObjectsC
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   RewriteObjectRequest request =
    *       RewriteObjectRequest.newBuilder()
@@ -2422,8 +2653,11 @@ public final RewriteResponse rewriteObject(RewriteObjectRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   RewriteObjectRequest request =
    *       RewriteObjectRequest.newBuilder()
@@ -2471,8 +2705,11 @@ public final UnaryCallable rewriteObjectC
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   StartResumableWriteRequest request =
    *       StartResumableWriteRequest.newBuilder()
@@ -2499,8 +2736,11 @@ public final StartResumableWriteResponse startResumableWrite(StartResumableWrite
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   StartResumableWriteRequest request =
    *       StartResumableWriteRequest.newBuilder()
@@ -2537,8 +2777,11 @@ public final StartResumableWriteResponse startResumableWrite(StartResumableWrite
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String uploadId = "uploadId1563990780";
    *   QueryWriteStatusResponse response = storageClient.queryWriteStatus(uploadId);
@@ -2572,8 +2815,11 @@ public final QueryWriteStatusResponse queryWriteStatus(String uploadId) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   QueryWriteStatusRequest request =
    *       QueryWriteStatusRequest.newBuilder()
@@ -2609,8 +2855,11 @@ public final QueryWriteStatusResponse queryWriteStatus(QueryWriteStatusRequest r
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   QueryWriteStatusRequest request =
    *       QueryWriteStatusRequest.newBuilder()
@@ -2637,8 +2886,11 @@ public final QueryWriteStatusResponse queryWriteStatus(QueryWriteStatusRequest r
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ProjectName project = ProjectName.of("[PROJECT]");
    *   ServiceAccount response = storageClient.getServiceAccount(project);
@@ -2663,8 +2915,11 @@ public final ServiceAccount getServiceAccount(ProjectName project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String project = ProjectName.of("[PROJECT]").toString();
    *   ServiceAccount response = storageClient.getServiceAccount(project);
@@ -2687,8 +2942,11 @@ public final ServiceAccount getServiceAccount(String project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   GetServiceAccountRequest request =
    *       GetServiceAccountRequest.newBuilder()
@@ -2713,8 +2971,11 @@ public final ServiceAccount getServiceAccount(GetServiceAccountRequest request)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   GetServiceAccountRequest request =
    *       GetServiceAccountRequest.newBuilder()
@@ -2739,8 +3000,11 @@ public final UnaryCallable getServiceA
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ProjectName project = ProjectName.of("[PROJECT]");
    *   String serviceAccountEmail = "serviceAccountEmail1825953988";
@@ -2769,8 +3033,11 @@ public final CreateHmacKeyResponse createHmacKey(
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String project = ProjectName.of("[PROJECT]").toString();
    *   String serviceAccountEmail = "serviceAccountEmail1825953988";
@@ -2798,8 +3065,11 @@ public final CreateHmacKeyResponse createHmacKey(String project, String serviceA
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   CreateHmacKeyRequest request =
    *       CreateHmacKeyRequest.newBuilder()
@@ -2825,8 +3095,11 @@ public final CreateHmacKeyResponse createHmacKey(CreateHmacKeyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   CreateHmacKeyRequest request =
    *       CreateHmacKeyRequest.newBuilder()
@@ -2852,8 +3125,11 @@ public final UnaryCallable createHm
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String accessId = "accessId-2146437729";
    *   ProjectName project = ProjectName.of("[PROJECT]");
@@ -2881,8 +3157,11 @@ public final void deleteHmacKey(String accessId, ProjectName project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String accessId = "accessId-2146437729";
    *   String project = ProjectName.of("[PROJECT]").toString();
@@ -2907,8 +3186,11 @@ public final void deleteHmacKey(String accessId, String project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   DeleteHmacKeyRequest request =
    *       DeleteHmacKeyRequest.newBuilder()
@@ -2934,8 +3216,11 @@ public final void deleteHmacKey(DeleteHmacKeyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   DeleteHmacKeyRequest request =
    *       DeleteHmacKeyRequest.newBuilder()
@@ -2960,8 +3245,11 @@ public final UnaryCallable deleteHmacKeyCallable()
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String accessId = "accessId-2146437729";
    *   ProjectName project = ProjectName.of("[PROJECT]");
@@ -2989,8 +3277,11 @@ public final HmacKeyMetadata getHmacKey(String accessId, ProjectName project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String accessId = "accessId-2146437729";
    *   String project = ProjectName.of("[PROJECT]").toString();
@@ -3015,8 +3306,11 @@ public final HmacKeyMetadata getHmacKey(String accessId, String project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   GetHmacKeyRequest request =
    *       GetHmacKeyRequest.newBuilder()
@@ -3042,8 +3336,11 @@ public final HmacKeyMetadata getHmacKey(GetHmacKeyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   GetHmacKeyRequest request =
    *       GetHmacKeyRequest.newBuilder()
@@ -3068,8 +3365,11 @@ public final UnaryCallable getHmacKeyCallabl
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ProjectName project = ProjectName.of("[PROJECT]");
    *   for (HmacKeyMetadata element : storageClient.listHmacKeys(project).iterateAll()) {
@@ -3096,8 +3396,11 @@ public final ListHmacKeysPagedResponse listHmacKeys(ProjectName project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   String project = ProjectName.of("[PROJECT]").toString();
    *   for (HmacKeyMetadata element : storageClient.listHmacKeys(project).iterateAll()) {
@@ -3121,8 +3424,11 @@ public final ListHmacKeysPagedResponse listHmacKeys(String project) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ListHmacKeysRequest request =
    *       ListHmacKeysRequest.newBuilder()
@@ -3153,8 +3459,11 @@ public final ListHmacKeysPagedResponse listHmacKeys(ListHmacKeysRequest request)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ListHmacKeysRequest request =
    *       ListHmacKeysRequest.newBuilder()
@@ -3186,8 +3495,11 @@ public final ListHmacKeysPagedResponse listHmacKeys(ListHmacKeysRequest request)
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   ListHmacKeysRequest request =
    *       ListHmacKeysRequest.newBuilder()
@@ -3224,8 +3536,11 @@ public final UnaryCallable listHmacKe
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   HmacKeyMetadata hmacKey = HmacKeyMetadata.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -3252,8 +3567,11 @@ public final HmacKeyMetadata updateHmacKey(HmacKeyMetadata hmacKey, FieldMask up
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   UpdateHmacKeyRequest request =
    *       UpdateHmacKeyRequest.newBuilder()
@@ -3279,8 +3597,11 @@ public final HmacKeyMetadata updateHmacKey(UpdateHmacKeyRequest request) {
    * 
Sample code:
    *
    * 
{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (StorageClient storageClient = StorageClient.create()) {
    *   UpdateHmacKeyRequest request =
    *       UpdateHmacKeyRequest.newBuilder()
diff --git a/test/integration/goldens/storage/src/com/google/storage/v2/StorageSettings.java b/test/integration/goldens/storage/src/com/google/storage/v2/StorageSettings.java
index 63956a25a7..786041781d 100644
--- a/test/integration/goldens/storage/src/com/google/storage/v2/StorageSettings.java
+++ b/test/integration/goldens/storage/src/com/google/storage/v2/StorageSettings.java
@@ -64,8 +64,11 @@
  * 
For example, to set the total timeout of deleteBucket to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * StorageSettings.Builder storageSettingsBuilder = StorageSettings.newBuilder();
  * storageSettingsBuilder
  *     .deleteBucketSettings()
diff --git a/test/integration/goldens/storage/src/com/google/storage/v2/package-info.java b/test/integration/goldens/storage/src/com/google/storage/v2/package-info.java
index b303dd1e34..5f909765e1 100644
--- a/test/integration/goldens/storage/src/com/google/storage/v2/package-info.java
+++ b/test/integration/goldens/storage/src/com/google/storage/v2/package-info.java
@@ -38,8 +38,11 @@
  * 
Sample for StorageClient:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (StorageClient storageClient = StorageClient.create()) {
  *   BucketName name = BucketName.of("[PROJECT]", "[BUCKET]");
  *   storageClient.deleteBucket(name);
diff --git a/test/integration/goldens/storage/src/com/google/storage/v2/stub/StorageStubSettings.java b/test/integration/goldens/storage/src/com/google/storage/v2/stub/StorageStubSettings.java
index e2ab998b19..f8e9964ea2 100644
--- a/test/integration/goldens/storage/src/com/google/storage/v2/stub/StorageStubSettings.java
+++ b/test/integration/goldens/storage/src/com/google/storage/v2/stub/StorageStubSettings.java
@@ -119,8 +119,11 @@
  * 
For example, to set the total timeout of deleteBucket to 30 seconds:
  *
  * 
{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * StorageStubSettings.Builder storageSettingsBuilder = StorageStubSettings.newBuilder();
  * storageSettingsBuilder
  *     .deleteBucketSettings()