[Backport] [2.x] [BUG] The spotless should take care of unified imports ordering (server/src/main/ subproject) (#9391)

server/src/main/java/org/apache/lucene/analysis/miscellaneous/DisableGraphAttribute.java

@@ -33,8 +33,8 @@
 package org.apache.lucene.analysis.miscellaneous;
 
 import org.apache.lucene.analysis.TokenStream;
-import org.apache.lucene.util.Attribute;
 import org.apache.lucene.analysis.tokenattributes.PositionLengthAttribute;
+import org.apache.lucene.util.Attribute;
 
 /**
  * This attribute can be used to indicate that the {@link PositionLengthAttribute}

server/src/main/java/org/apache/lucene/queries/BlendedTermQuery.java

@@ -35,8 +35,8 @@
 import org.apache.lucene.index.IndexReaderContext;
 import org.apache.lucene.index.LeafReaderContext;
 import org.apache.lucene.index.Term;
-import org.apache.lucene.index.TermStates;
 import org.apache.lucene.index.TermState;
+import org.apache.lucene.index.TermStates;
 import org.apache.lucene.search.BooleanClause;
 import org.apache.lucene.search.BooleanClause.Occur;
 import org.apache.lucene.search.BooleanQuery;

server/src/main/java/org/apache/lucene/util/SPIClassIterator.java

@@ -30,9 +30,9 @@
 
 package org.apache.lucene.util;
 
+import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStream;
-import java.io.BufferedReader;
 import java.io.InputStreamReader;
 import java.net.URL;
 import java.nio.charset.StandardCharsets;

server/src/main/java/org/apache/lucene/util/packed/XPacked64.java

@@ -29,11 +29,12 @@
  */
 package org.apache.lucene.util.packed;
 
-import java.io.IOException;
-import java.util.Arrays;
 import org.apache.lucene.store.DataInput;
 import org.apache.lucene.util.RamUsageEstimator;
 
+import java.io.IOException;
+import java.util.Arrays;
+
 /**
  * Forked from Lucene 8.x; removed in Lucene 9.0
  *

server/src/main/java/org/apache/lucene/util/packed/XPacked64SingleBlock.java

@@ -16,11 +16,12 @@
  */
 package org.apache.lucene.util.packed;
 
-import java.io.IOException;
-import java.util.Arrays;
 import org.apache.lucene.store.DataInput;
 import org.apache.lucene.util.RamUsageEstimator;
 
+import java.io.IOException;
+import java.util.Arrays;
+
 /**
  * Forked from Lucene 8.x; removed in Lucene 9.0
  *

server/src/main/java/org/apache/lucene/util/packed/XPackedInts.java

@@ -16,9 +16,6 @@
  */
 package org.apache.lucene.util.packed;
 
-import java.io.EOFException;
-import java.io.IOException;
-import java.util.Arrays;
 import org.apache.lucene.codecs.CodecUtil;
 import org.apache.lucene.store.DataInput;
 import org.apache.lucene.store.DataOutput;
@@ -32,6 +29,10 @@
 import org.apache.lucene.util.packed.PackedInts.ReaderIterator;
 import org.apache.lucene.util.packed.PackedInts.Writer;
 
+import java.io.EOFException;
+import java.io.IOException;
+import java.util.Arrays;
+
 /**
  * Forked from Lucene 8.x; removed in Lucene 8.9
  *

server/src/main/java/org/opensearch/action/ActionListenerResponseHandler.java

@@ -35,10 +35,10 @@
 import org.opensearch.core.action.ActionListener;
 import org.opensearch.core.common.io.stream.StreamInput;
 import org.opensearch.core.common.io.stream.Writeable;
+import org.opensearch.core.transport.TransportResponse;
 import org.opensearch.threadpool.ThreadPool;
-import org.opensearch.transport.TransportResponseHandler;
 import org.opensearch.transport.TransportException;
-import org.opensearch.core.transport.TransportResponse;
+import org.opensearch.transport.TransportResponseHandler;
 
 import java.io.IOException;
 import java.util.Objects;

server/src/main/java/org/opensearch/action/ActionModule.java

@@ -40,10 +40,10 @@
 import org.opensearch.action.admin.cluster.configuration.ClearVotingConfigExclusionsAction;
 import org.opensearch.action.admin.cluster.configuration.TransportAddVotingConfigExclusionsAction;
 import org.opensearch.action.admin.cluster.configuration.TransportClearVotingConfigExclusionsAction;
-import org.opensearch.action.admin.cluster.decommission.awareness.get.GetDecommissionStateAction;
-import org.opensearch.action.admin.cluster.decommission.awareness.get.TransportGetDecommissionStateAction;
 import org.opensearch.action.admin.cluster.decommission.awareness.delete.DeleteDecommissionStateAction;
 import org.opensearch.action.admin.cluster.decommission.awareness.delete.TransportDeleteDecommissionStateAction;
+import org.opensearch.action.admin.cluster.decommission.awareness.get.GetDecommissionStateAction;
+import org.opensearch.action.admin.cluster.decommission.awareness.get.TransportGetDecommissionStateAction;
 import org.opensearch.action.admin.cluster.decommission.awareness.put.DecommissionAction;
 import org.opensearch.action.admin.cluster.decommission.awareness.put.TransportDecommissionAction;
 import org.opensearch.action.admin.cluster.health.ClusterHealthAction;
@@ -56,9 +56,7 @@
 import org.opensearch.action.admin.cluster.node.reload.NodesReloadSecureSettingsAction;
 import org.opensearch.action.admin.cluster.node.reload.TransportNodesReloadSecureSettingsAction;
 import org.opensearch.action.admin.cluster.node.stats.NodesStatsAction;
-import org.opensearch.action.admin.cluster.remotestore.stats.RemoteStoreStatsAction;
 import org.opensearch.action.admin.cluster.node.stats.TransportNodesStatsAction;
-import org.opensearch.action.admin.cluster.remotestore.stats.TransportRemoteStoreStatsAction;
 import org.opensearch.action.admin.cluster.node.tasks.cancel.CancelTasksAction;
 import org.opensearch.action.admin.cluster.node.tasks.cancel.TransportCancelTasksAction;
 import org.opensearch.action.admin.cluster.node.tasks.get.GetTaskAction;
@@ -71,6 +69,8 @@
 import org.opensearch.action.admin.cluster.remote.TransportRemoteInfoAction;
 import org.opensearch.action.admin.cluster.remotestore.restore.RestoreRemoteStoreAction;
 import org.opensearch.action.admin.cluster.remotestore.restore.TransportRestoreRemoteStoreAction;
+import org.opensearch.action.admin.cluster.remotestore.stats.RemoteStoreStatsAction;
+import org.opensearch.action.admin.cluster.remotestore.stats.TransportRemoteStoreStatsAction;
 import org.opensearch.action.admin.cluster.repositories.cleanup.CleanupRepositoryAction;
 import org.opensearch.action.admin.cluster.repositories.cleanup.TransportCleanupRepositoryAction;
 import org.opensearch.action.admin.cluster.repositories.delete.DeleteRepositoryAction;
@@ -175,11 +175,11 @@
 import org.opensearch.action.admin.indices.recovery.TransportRecoveryAction;
 import org.opensearch.action.admin.indices.refresh.RefreshAction;
 import org.opensearch.action.admin.indices.refresh.TransportRefreshAction;
+import org.opensearch.action.admin.indices.replication.SegmentReplicationStatsAction;
+import org.opensearch.action.admin.indices.replication.TransportSegmentReplicationStatsAction;
 import org.opensearch.action.admin.indices.resolve.ResolveIndexAction;
 import org.opensearch.action.admin.indices.rollover.RolloverAction;
 import org.opensearch.action.admin.indices.rollover.TransportRolloverAction;
-import org.opensearch.action.admin.indices.replication.SegmentReplicationStatsAction;
-import org.opensearch.action.admin.indices.replication.TransportSegmentReplicationStatsAction;
 import org.opensearch.action.admin.indices.segments.IndicesSegmentsAction;
 import org.opensearch.action.admin.indices.segments.PitSegmentsAction;
 import org.opensearch.action.admin.indices.segments.TransportIndicesSegmentsAction;
@@ -256,10 +256,10 @@
 import org.opensearch.action.search.DeletePitAction;
 import org.opensearch.action.search.DeleteSearchPipelineAction;
 import org.opensearch.action.search.DeleteSearchPipelineTransportAction;
+import org.opensearch.action.search.GetAllPitsAction;
 import org.opensearch.action.search.GetSearchPipelineAction;
 import org.opensearch.action.search.GetSearchPipelineTransportAction;
 import org.opensearch.action.search.MultiSearchAction;
-import org.opensearch.action.search.GetAllPitsAction;
 import org.opensearch.action.search.PutSearchPipelineAction;
 import org.opensearch.action.search.PutSearchPipelineTransportAction;
 import org.opensearch.action.search.SearchAction;
@@ -295,14 +295,15 @@
 import org.opensearch.common.settings.SettingsFilter;
 import org.opensearch.common.util.FeatureFlags;
 import org.opensearch.core.action.ActionResponse;
+import org.opensearch.core.indices.breaker.CircuitBreakerService;
 import org.opensearch.extensions.ExtensionsManager;
 import org.opensearch.extensions.action.ExtensionProxyAction;
 import org.opensearch.extensions.action.ExtensionProxyTransportAction;
 import org.opensearch.extensions.rest.RestInitializeExtensionAction;
-import org.opensearch.index.seqno.RetentionLeaseActions;
+import org.opensearch.extensions.rest.RestSendToExtensionAction;
 import org.opensearch.identity.IdentityService;
+import org.opensearch.index.seqno.RetentionLeaseActions;
 import org.opensearch.indices.SystemIndices;
-import org.opensearch.core.indices.breaker.CircuitBreakerService;
 import org.opensearch.persistent.CompletionPersistentTaskAction;
 import org.opensearch.persistent.RemovePersistentTaskAction;
 import org.opensearch.persistent.StartPersistentTaskAction;
@@ -332,6 +333,7 @@
 import org.opensearch.rest.action.admin.cluster.RestClusterStatsAction;
 import org.opensearch.rest.action.admin.cluster.RestClusterUpdateSettingsAction;
 import org.opensearch.rest.action.admin.cluster.RestCreateSnapshotAction;
+import org.opensearch.rest.action.admin.cluster.RestDecommissionAction;
 import org.opensearch.rest.action.admin.cluster.RestDeleteDecommissionStateAction;
 import org.opensearch.rest.action.admin.cluster.RestDeleteRepositoryAction;
 import org.opensearch.rest.action.admin.cluster.RestDeleteSnapshotAction;
@@ -349,7 +351,6 @@
 import org.opensearch.rest.action.admin.cluster.RestNodesStatsAction;
 import org.opensearch.rest.action.admin.cluster.RestNodesUsageAction;
 import org.opensearch.rest.action.admin.cluster.RestPendingClusterTasksAction;
-import org.opensearch.rest.action.admin.cluster.RestDecommissionAction;
 import org.opensearch.rest.action.admin.cluster.RestPutRepositoryAction;
 import org.opensearch.rest.action.admin.cluster.RestPutStoredScriptAction;
 import org.opensearch.rest.action.admin.cluster.RestReloadSecureSettingsAction;
@@ -414,10 +415,10 @@
 import org.opensearch.rest.action.cat.RestCatAction;
 import org.opensearch.rest.action.cat.RestCatRecoveryAction;
 import org.opensearch.rest.action.cat.RestCatSegmentReplicationAction;
+import org.opensearch.rest.action.cat.RestClusterManagerAction;
 import org.opensearch.rest.action.cat.RestFielddataAction;
 import org.opensearch.rest.action.cat.RestHealthAction;
 import org.opensearch.rest.action.cat.RestIndicesAction;
-import org.opensearch.rest.action.cat.RestClusterManagerAction;
 import org.opensearch.rest.action.cat.RestNodeAttrsAction;
 import org.opensearch.rest.action.cat.RestNodesAction;
 import org.opensearch.rest.action.cat.RestPitSegmentsAction;
@@ -456,7 +457,6 @@
 import org.opensearch.rest.action.search.RestPutSearchPipelineAction;
 import org.opensearch.rest.action.search.RestSearchAction;
 import org.opensearch.rest.action.search.RestSearchScrollAction;
-import org.opensearch.extensions.rest.RestSendToExtensionAction;
 import org.opensearch.tasks.Task;
 import org.opensearch.threadpool.ThreadPool;
 import org.opensearch.usage.UsageService;

server/src/main/java/org/opensearch/action/ActionType.java

@@ -32,10 +32,10 @@
 
 package org.opensearch.action;
 
-import org.opensearch.core.action.ActionResponse;
-import org.opensearch.core.common.io.stream.Writeable;
 import org.opensearch.common.settings.Settings;
+import org.opensearch.core.action.ActionResponse;
 import org.opensearch.core.common.io.stream.StreamInput;
+import org.opensearch.core.common.io.stream.Writeable;
 import org.opensearch.transport.TransportRequestOptions;
 
 /**

server/src/main/java/org/opensearch/action/DocWriteRequest.java

@@ -38,11 +38,11 @@
 import org.opensearch.action.support.IndicesOptions;
 import org.opensearch.action.update.UpdateRequest;
 import org.opensearch.common.Nullable;
+import org.opensearch.common.lucene.uid.Versions;
 import org.opensearch.core.common.io.stream.StreamInput;
 import org.opensearch.core.common.io.stream.StreamOutput;
-import org.opensearch.common.lucene.uid.Versions;
-import org.opensearch.index.VersionType;
 import org.opensearch.core.index.shard.ShardId;
+import org.opensearch.index.VersionType;
 
 import java.io.IOException;
 import java.util.Locale;

server/src/main/java/org/opensearch/action/DocWriteResponse.java

@@ -38,18 +38,18 @@
 import org.opensearch.action.support.replication.ReplicationResponse;
 import org.opensearch.cluster.metadata.IndexMetadata;
 import org.opensearch.common.Nullable;
+import org.opensearch.common.xcontent.StatusToXContentObject;
 import org.opensearch.core.common.io.stream.StreamInput;
 import org.opensearch.core.common.io.stream.StreamOutput;
 import org.opensearch.core.common.io.stream.Writeable;
-import org.opensearch.common.xcontent.StatusToXContentObject;
+import org.opensearch.core.index.Index;
+import org.opensearch.core.index.shard.ShardId;
+import org.opensearch.core.rest.RestStatus;
 import org.opensearch.core.xcontent.XContentBuilder;
 import org.opensearch.core.xcontent.XContentParser;
-import org.opensearch.core.index.Index;
 import org.opensearch.index.IndexSettings;
 import org.opensearch.index.mapper.MapperService;
 import org.opensearch.index.seqno.SequenceNumbers;
-import org.opensearch.core.index.shard.ShardId;
-import org.opensearch.core.rest.RestStatus;
 
 import java.io.IOException;
 import java.io.UnsupportedEncodingException;

server/src/main/java/org/opensearch/action/RoutingMissingException.java

@@ -35,8 +35,8 @@
 import org.opensearch.OpenSearchException;
 import org.opensearch.core.common.io.stream.StreamInput;
 import org.opensearch.core.common.io.stream.StreamOutput;
-import org.opensearch.index.mapper.MapperService;
 import org.opensearch.core.rest.RestStatus;
+import org.opensearch.index.mapper.MapperService;
 
 import java.io.IOException;
 import java.util.Objects;

server/src/main/java/org/opensearch/action/StepListener.java

@@ -33,9 +33,9 @@
 package org.opensearch.action;
 
 import org.opensearch.common.CheckedConsumer;
-import org.opensearch.common.util.concurrent.OpenSearchExecutors;
 import org.opensearch.common.util.concurrent.FutureUtils;
 import org.opensearch.common.util.concurrent.ListenableFuture;
+import org.opensearch.common.util.concurrent.OpenSearchExecutors;
 import org.opensearch.core.action.ActionListener;
 import org.opensearch.core.action.NotifyOnceListener;
 

server/src/main/java/org/opensearch/action/TaskOperationFailure.java

@@ -38,11 +38,11 @@
 import org.opensearch.core.common.io.stream.StreamInput;
 import org.opensearch.core.common.io.stream.StreamOutput;
 import org.opensearch.core.common.io.stream.Writeable;
+import org.opensearch.core.rest.RestStatus;
 import org.opensearch.core.xcontent.ConstructingObjectParser;
 import org.opensearch.core.xcontent.ToXContentFragment;
 import org.opensearch.core.xcontent.XContentBuilder;
 import org.opensearch.core.xcontent.XContentParser;
-import org.opensearch.core.rest.RestStatus;
 
 import java.io.IOException;
 

server/src/main/java/org/opensearch/action/admin/cluster/allocation/ClusterAllocationExplanation.java

@@ -43,9 +43,9 @@
 import org.opensearch.core.common.io.stream.StreamInput;
 import org.opensearch.core.common.io.stream.StreamOutput;
 import org.opensearch.core.common.io.stream.Writeable;
+import org.opensearch.core.index.shard.ShardId;
 import org.opensearch.core.xcontent.ToXContentObject;
 import org.opensearch.core.xcontent.XContentBuilder;
-import org.opensearch.core.index.shard.ShardId;
 
 import java.io.IOException;
 import java.time.Instant;

server/src/main/java/org/opensearch/action/admin/cluster/allocation/TransportClusterAllocationExplainAction.java

@@ -34,7 +34,6 @@
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
-import org.opensearch.core.action.ActionListener;
 import org.opensearch.action.support.ActionFilters;
 import org.opensearch.action.support.clustermanager.TransportClusterManagerNodeAction;
 import org.opensearch.cluster.ClusterInfo;
@@ -54,6 +53,7 @@
 import org.opensearch.cluster.routing.allocation.decider.AllocationDeciders;
 import org.opensearch.cluster.service.ClusterService;
 import org.opensearch.common.inject.Inject;
+import org.opensearch.core.action.ActionListener;
 import org.opensearch.core.common.io.stream.StreamInput;
 import org.opensearch.snapshots.SnapshotsInfoService;
 import org.opensearch.threadpool.ThreadPool;

server/src/main/java/org/opensearch/action/admin/cluster/configuration/AddVotingConfigExclusionsRequest.java

@@ -38,11 +38,11 @@
 import org.opensearch.cluster.coordination.CoordinationMetadata.VotingConfigExclusion;
 import org.opensearch.cluster.node.DiscoveryNode;
 import org.opensearch.cluster.node.DiscoveryNodes;
-import org.opensearch.core.common.io.stream.StreamInput;
-import org.opensearch.core.common.io.stream.StreamOutput;
 import org.opensearch.common.logging.DeprecationLogger;
 import org.opensearch.common.unit.TimeValue;
 import org.opensearch.core.common.Strings;
+import org.opensearch.core.common.io.stream.StreamInput;
+import org.opensearch.core.common.io.stream.StreamOutput;
 
 import java.io.IOException;
 import java.util.Arrays;

server/src/main/java/org/opensearch/action/admin/cluster/configuration/ClearVotingConfigExclusionsRequest.java

@@ -33,9 +33,9 @@
 
 import org.opensearch.action.ActionRequestValidationException;
 import org.opensearch.action.support.clustermanager.ClusterManagerNodeRequest;
+import org.opensearch.common.unit.TimeValue;
 import org.opensearch.core.common.io.stream.StreamInput;
 import org.opensearch.core.common.io.stream.StreamOutput;
-import org.opensearch.common.unit.TimeValue;
 
 import java.io.IOException;
 

server/src/main/java/org/opensearch/action/admin/cluster/configuration/TransportAddVotingConfigExclusionsAction.java

@@ -35,7 +35,6 @@
 import org.apache.logging.log4j.Logger;
 import org.opensearch.OpenSearchException;
 import org.opensearch.OpenSearchTimeoutException;
-import org.opensearch.core.action.ActionListener;
 import org.opensearch.action.support.ActionFilters;
 import org.opensearch.action.support.clustermanager.TransportClusterManagerNodeAction;
 import org.opensearch.cluster.ClusterState;
@@ -49,12 +48,13 @@
 import org.opensearch.cluster.service.ClusterService;
 import org.opensearch.common.Priority;
 import org.opensearch.common.inject.Inject;
-import org.opensearch.core.common.io.stream.StreamInput;
 import org.opensearch.common.settings.ClusterSettings;
 import org.opensearch.common.settings.Setting;
 import org.opensearch.common.settings.Setting.Property;
 import org.opensearch.common.settings.Settings;
 import org.opensearch.common.unit.TimeValue;
+import org.opensearch.core.action.ActionListener;
+import org.opensearch.core.common.io.stream.StreamInput;
 import org.opensearch.threadpool.ThreadPool;
 import org.opensearch.threadpool.ThreadPool.Names;
 import org.opensearch.transport.TransportService;
@@ -64,8 +64,8 @@
 import java.util.function.Predicate;
 import java.util.stream.Collectors;
 
-import static org.opensearch.action.admin.cluster.configuration.VotingConfigExclusionsHelper.resolveVotingConfigExclusionsAndCheckMaximum;
 import static org.opensearch.action.admin.cluster.configuration.VotingConfigExclusionsHelper.addExclusionAndGetState;
+import static org.opensearch.action.admin.cluster.configuration.VotingConfigExclusionsHelper.resolveVotingConfigExclusionsAndCheckMaximum;
 
 /**
  * Transport endpoint action for adding exclusions to voting config

server/src/main/java/org/opensearch/action/admin/cluster/configuration/TransportClearVotingConfigExclusionsAction.java

@@ -35,7 +35,6 @@
 import org.apache.logging.log4j.Logger;
 import org.opensearch.OpenSearchException;
 import org.opensearch.OpenSearchTimeoutException;
-import org.opensearch.core.action.ActionListener;
 import org.opensearch.action.support.ActionFilters;
 import org.opensearch.action.support.clustermanager.TransportClusterManagerNodeAction;
 import org.opensearch.cluster.ClusterState;
@@ -49,8 +48,9 @@
 import org.opensearch.cluster.service.ClusterService;
 import org.opensearch.common.Priority;
 import org.opensearch.common.inject.Inject;
-import org.opensearch.core.common.io.stream.StreamInput;
 import org.opensearch.common.unit.TimeValue;
+import org.opensearch.core.action.ActionListener;
+import org.opensearch.core.common.io.stream.StreamInput;
 import org.opensearch.threadpool.ThreadPool;
 import org.opensearch.threadpool.ThreadPool.Names;
 import org.opensearch.transport.TransportService;