content: /**
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   * <p>
   * http://www.apache.org/licenses/LICENSE-2.0
   * <p>
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package org.apache.atlas.listener;
  
  import org.apache.atlas.exception.AtlasBaseException;
  import org.apache.atlas.model.glossary.AtlasGlossaryTerm;
  import org.apache.atlas.model.instance.AtlasClassification;
  import org.apache.atlas.model.instance.AtlasEntity;
  import org.apache.atlas.model.instance.AtlasRelatedObjectId;
  import org.apache.atlas.model.instance.AtlasRelationship;
  
  import java.util.List;
  import java.util.Map;
  import java.util.Set;
  
  /**
   * Entity change notification listener V2.
   */
  public interface EntityChangeListenerV2 {
      /**
       * This is upon adding new entities to the repository.
       *
       * @param entities the created entities
       * @param isImport
       */
      void onEntitiesAdded(List<AtlasEntity> entities, boolean isImport) throws AtlasBaseException;
  
      /**
       * This is upon updating an entity.
       *
       * @param entities the updated entities
       * @param isImport
       */
      void onEntitiesUpdated(List<AtlasEntity> entities, boolean isImport) throws AtlasBaseException;
  
      /**
       * This is upon deleting entities from the repository.
       *
       * @param entities the deleted entities
       * @param isImport
       */
      void onEntitiesDeleted(List<AtlasEntity> entities, boolean isImport) throws AtlasBaseException;
  
      /**
       * This is upon purging entities from the repository.
       *
       * @param entities the purged entities
       */
      void onEntitiesPurged(List<AtlasEntity> entities) throws AtlasBaseException;
  
      /**
       * This is upon adding new classifications to an entity.
       *
       * @param entity the entity
       * @param classifications classifications that needs to be added to an entity
       * @throws AtlasBaseException if the listener notification fails
       */
      void onClassificationsAdded(AtlasEntity entity, List<AtlasClassification> classifications) throws AtlasBaseException;
  
      /**
       * This is upon adding new classifications to entities.
       *
       * @param entities list of entities
       * @param classifications classifications that are to be added to entities
       * @throws AtlasBaseException if the listener notification fails
       */
      void onClassificationsAdded(List<AtlasEntity> entities, List<AtlasClassification> classifications) throws AtlasBaseException;
  
      /**
       * This is upon updating classifications to an entity.
       *
       * @param entity the entity
       * @param classifications classifications that needs to be updated for an entity
       * @throws AtlasBaseException if the listener notification fails
       */
      void onClassificationsUpdated(AtlasEntity entity, List<AtlasClassification> classifications) throws AtlasBaseException;
  
      /**
       * This is upon deleting classifications from an entity.
       *
       * @param entity the entity
       * @param classifications classifications that needs to be updated for an entity
       * @throws AtlasBaseException if the listener notification fails
       */
      void onClassificationsDeleted(AtlasEntity entity, List<AtlasClassification> classifications) throws AtlasBaseException;
  
      /**
       * This is upon deleting classifications from entities.
       *
       * @param entities list of entities
       * @param classifications classifications that needs to be deleted from entities
       * @throws AtlasBaseException if the listener notification fails
       */
      void onClassificationsDeleted(List<AtlasEntity> entities, List<AtlasClassification> classifications) throws AtlasBaseException;
  
      /**
       * This is upon adding a new term to an entity.
       *
       * @param term the term
       * @param entities list of entities to which the term is assigned
       */
      void onTermAdded(AtlasGlossaryTerm term, List<AtlasRelatedObjectId> entities) throws AtlasBaseException;
  
      /**
       * This is upon removing a term from an entity.
       *
       * @param term the term
       * @param entities list of entities to which the term is assigned
       */
      void onTermDeleted(AtlasGlossaryTerm term, List<AtlasRelatedObjectId> entities) throws AtlasBaseException;
  
      /**
       * This is upon adding new relationships to the repository.
       *
       * @param relationships the created relationships
       * @param isImport
       */
      void onRelationshipsAdded(List<AtlasRelationship> relationships, boolean isImport) throws AtlasBaseException;
  
      /**
       * This is upon updating an relationships.
       *
       * @param relationships the updated relationships
       * @param isImport
       */
      void onRelationshipsUpdated(List<AtlasRelationship> relationships, boolean isImport) throws AtlasBaseException;
  
      /**
       * This is upon deleting relationships from the repository.
       *
       * @param relationships the deleted relationships
       * @param isImport
       */
      void onRelationshipsDeleted(List<AtlasRelationship> relationships, boolean isImport) throws AtlasBaseException;
  
      /**
       * This is upon purging relationships from the repository.
       *
       * @param relationships the purged relationships
       */
      void onRelationshipsPurged(List<AtlasRelationship> relationships) throws AtlasBaseException;
  
      /**
       * This is upon add new labels to an entity.
       *
       * @param entity the entity
       * @param labels labels that needs to be added to an entity
       * @throws AtlasBaseException if the listener notification fails
       */
      void onLabelsAdded(AtlasEntity entity, Set<String> labels) throws AtlasBaseException;
  
      /**
       * This is upon deleting labels from an entity.
       *
       * @param entity the entity
       * @param labels labels that needs to be deleted for an entity
       * @throws AtlasBaseException if the listener notification fails
       */
      void onLabelsDeleted(AtlasEntity entity, Set<String> labels) throws AtlasBaseException;
  
      /**
       * @param entity the entity
       * @param updatedBusinessAttributes business metadata attribute
       * @throws AtlasBaseException if the listener notification fails
       */
      void onBusinessAttributesUpdated(AtlasEntity entity, Map<String, Map<String, Object>> updatedBusinessAttributes) throws AtlasBaseException;
  }
  