#98: fix "Tag @link: reference not found" for generic links

src/integration-test/java/com/commercetools/sync/integration/commons/utils/SphereClientUtils.java

@@ -33,7 +33,7 @@ public class SphereClientUtils {
     public static final Long QUERY_MAX_LIMIT = 500L;
 
     /**
-     * Fetches resources of {@link T} using a {@code query}. The {@code ctpRequest} is applied on each resultant
+     * Fetches resources of {@code T} using a {@code query}. The {@code ctpRequest} is applied on each resultant
      * resource from fetching, to make a {@link SphereRequest}. Then each request is executed by {@code client}.
      * Method blocks until above operations were done.
      *

src/main/java/com/commercetools/sync/commons/BaseSync.java

@@ -22,8 +22,8 @@ protected BaseSync(@Nonnull final U statistics, @Nonnull final V syncOptions) {
      * actions on the existing resource if it exists or create it if it doesn't.
      *
      * @param resourceDrafts the list of new resources as drafts.
-     * @return an instance of {@link CompletionStage}<{@link U}> which contains as a result an instance of
-     *      {@link U} which is a subclass of {@link BaseSyncStatistics} representing the {@code statistics} instance
+     * @return an instance of {@link CompletionStage}<{@code U}> which contains as a result an instance of
+     *      {@code U} which is a subclass of {@link BaseSyncStatistics} representing the {@code statistics} instance
      *      attribute of {@code this} {@link BaseSync}.
      */
     protected abstract CompletionStage<U> process(@Nonnull final List<T> resourceDrafts);
@@ -38,8 +38,8 @@ protected BaseSync(@Nonnull final U statistics, @Nonnull final V syncOptions) {
      * container so that the total processing time is computed in the statistics.
      *
      * @param resourceDrafts the list of new resources as drafts.
-     * @return an instance of {@link CompletionStage}&lt;{@link U}&gt; which contains as a result an instance of
-     *      {@link U} which is a subclass of {@link BaseSyncStatistics} representing the {@code statistics} instance
+     * @return an instance of {@link CompletionStage}&lt;{@code U}&gt; which contains as a result an instance of
+     *      {@code U} which is a subclass of {@link BaseSyncStatistics} representing the {@code statistics} instance
      *      attribute of {@code this} {@link BaseSync}.
      */
     public CompletionStage<U> sync(@Nonnull final List<T> resourceDrafts) {
@@ -73,7 +73,7 @@ public U getStatistics() {
      * @param result  in the first call of this recursive method, this result is normally a completed future, it
      *                used from within the method to recursively sync each batch once the previous batch has
      *                finished syncing.
-     * @return an instance of {@link CompletionStage}&lt;{@link U}&gt; which contains as a result an instance of
+     * @return an instance of {@link CompletionStage}&lt;{@code U}&gt; which contains as a result an instance of
      *      {@link BaseSyncStatistics} representing the {@code statistics} of the sync process executed on the
      *      given list of batches.
      */

src/main/java/com/commercetools/sync/commons/helpers/CustomReferenceResolver.java

@@ -34,7 +34,7 @@ protected CustomReferenceResolver(@Nonnull final S options, @Nonnull final TypeS
     }
 
     /**
-     * Given a draft of {@link T} (e.g. {@link CategoryDraft}) this method attempts to resolve it's custom type
+     * Given a draft of {@code T} (e.g. {@link CategoryDraft}) this method attempts to resolve it's custom type
      * reference to return {@link CompletionStage} which contains a new instance of the draft with the resolved
      * custom type reference. The key of the custom type is taken from the from the id field of the reference.
      *

src/main/java/com/commercetools/sync/commons/helpers/GenericCustomActionBuilder.java

@@ -22,16 +22,16 @@
  */
 public abstract class GenericCustomActionBuilder<T extends Custom & Resource<T>> {
     /**
-     * Creates a CTP "setCustomType" update action on the given resource {@link T} that removes the custom type set on
-     * the given resource {@link T} (which currently could either be a {@link Category} or a {@link Channel}).
+     * Creates a CTP "setCustomType" update action on the given resource {@code T} that removes the custom type set on
+     * the given resource {@code T} (which currently could either be a {@link Category} or a {@link Channel}).
      *
      * @return a setCustomType update action that removes the custom type from the resource it's requested on.
      */
     @Nonnull
     public abstract UpdateAction<T> buildRemoveCustomTypeAction();
 
     /**
-     * Creates a CTP "setCustomType" update action on the given resource {@link T} (which currently could either
+     * Creates a CTP "setCustomType" update action on the given resource {@code T} (which currently could either
      * be a {@link Category} or a {@link Channel}).
      *
      * @param customTypeId       the id of the new custom type.
@@ -43,9 +43,9 @@ public abstract UpdateAction<T> buildSetCustomTypeAction(@Nullable final String
                                                              @Nullable final Map<String, JsonNode> customFieldsJsonMap);
 
     /**
-     * Creates a CTP "setCustomField" update action on the given resource {@link T} that updates a custom field with
+     * Creates a CTP "setCustomField" update action on the given resource {@code T} that updates a custom field with
      * {@code customFieldName} and a {@code customFieldValue} on the given
-     * resource {@link T} (which currently could either be a {@link Category} or a {@link Channel}).
+     * resource {@code T} (which currently could either be a {@link Category} or a {@link Channel}).
      *
      * @param customFieldName  the name of the custom field to update.
      * @param customFieldValue the new JSON value of the custom field.

src/main/java/com/commercetools/sync/commons/utils/CustomUpdateActionUtils.java

@@ -34,9 +34,9 @@ public final class CustomUpdateActionUtils {
     private static final String CUSTOM_TYPE_ID_IS_BLANK = "New resource's custom type id is blank (empty/null).";
 
     /**
-     * Compares the {@link CustomFields} of an old resource {@link T} (for example {@link Category},
+     * Compares the {@link CustomFields} of an old resource {@code T} (for example {@link Category},
      * {@link io.sphere.sdk.products.Product}, etc..), to the {@link CustomFieldsDraft}, of a new
-     * resource draft {@link S} (for example {@link CategoryDraft}, {@link io.sphere.sdk.products.ProductVariantDraft},
+     * resource draft {@code S} (for example {@link CategoryDraft}, {@link io.sphere.sdk.products.ProductVariantDraft},
      * etc..), and returns a {@link List}<{@link UpdateAction}> as a result. If no update action is needed,
      * for example in the case where both the {@link CustomFields} and the {@link CustomFieldsDraft} are null, an empty
      * {@link List}<{@link UpdateAction}> is returned. A {@link BaseSyncOptions} instance is injected into the

src/main/java/com/commercetools/sync/commons/utils/GenericUpdateActionUtils.java

@@ -28,7 +28,7 @@ final class GenericUpdateActionUtils {
         + "remove the custom type on the %s with id '%s'. Reason: %s";
 
     /**
-     * Creates a CTP "setCustomType" update action on the given resource {@link T} (which currently could either
+     * Creates a CTP "setCustomType" update action on the given resource {@code T} (which currently could either
      * be a {@link Category} or a {@link Channel}).
      *
      * @param customTypeId       the id of the new custom type.
@@ -56,8 +56,8 @@ static <T extends Custom & Resource<T>> Optional<UpdateAction<T>> buildTypedSetC
     }
 
     /**
-     * Creates a CTP "setCustomType" update action on the given resource {@link T} that removes the custom type set on
-     * the given resource {@link T} (which currently could either be a {@link Category} or a {@link Channel}).
+     * Creates a CTP "setCustomType" update action on the given resource {@code T} that removes the custom type set on
+     * the given resource {@code T} (which currently could either be a {@link Category} or a {@link Channel}).
      *
      * @param resource    the resource to do the update action on.
      * @param <T>         the type of the resource to do the update action on.
@@ -77,9 +77,9 @@ static <T extends Custom & Resource<T>> Optional<UpdateAction<T>> buildTypedRemo
     }
 
     /**
-     * Creates a CTP "setCustomField" update action on the given resource {@link T} that updates a custom field with
+     * Creates a CTP "setCustomField" update action on the given resource {@code T} that updates a custom field with
      * {@code customFieldName} and a {@code customFieldValue} on the given
-     * resource {@link T} (which currently could either be a {@link Category} or a {@link Channel}).
+     * resource {@code T} (which currently could either be a {@link Category} or a {@link Channel}).
      *
      * @param customFieldName  the name of the custom field to update.
      * @param customFieldValue the new JSON value of the custom field.

src/main/java/com/commercetools/sync/inventories/helpers/InventoryCustomActionBuilder.java

@@ -7,23 +7,27 @@
 import io.sphere.sdk.inventory.commands.updateactions.SetCustomField;
 import io.sphere.sdk.inventory.commands.updateactions.SetCustomType;
 
+import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
 import java.util.Map;
 
 public class InventoryCustomActionBuilder extends GenericCustomActionBuilder<InventoryEntry> {
 
+    @Nonnull
     @Override
     public UpdateAction<InventoryEntry> buildRemoveCustomTypeAction() {
         return SetCustomType.ofRemoveType();
     }
 
+    @Nonnull
     @Override
     public UpdateAction<InventoryEntry> buildSetCustomTypeAction(@Nullable final String customTypeId,
                                                                  @Nullable final Map<String, JsonNode>
                                                                      customFieldsJsonMap) {
         return SetCustomType.ofTypeIdAndJson(customTypeId, customFieldsJsonMap);
     }
 
+    @Nonnull
     @Override
     public UpdateAction<InventoryEntry> buildSetCustomFieldAction(@Nullable final String customFieldName,
                                                                   @Nullable final JsonNode customFieldValue) {