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
   *
   *        http://www.apache.org/licenses/LICENSE-2.0
   *
   *  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.causeway.core.metamodel.facets.object.publish.entitychange;
  
  import org.apache.causeway.core.metamodel.facetapi.Facet;
  import org.apache.causeway.core.metamodel.facetapi.FacetHolder;
  import org.apache.causeway.core.metamodel.spec.ObjectSpecification;
  
  /**
   * Corresponds to annotating the entity class with
   * {@Code @DomainObject(entityChangePublishing=ENABLED)}.
   *
   * @since 2.0
   */
  public interface EntityChangePublishingFacet extends Facet {
  
      public static boolean isPublishingEnabled(final FacetHolder facetHolder) {
          if(facetHolder==null) {
              return false;
          }
  
          if(facetHolder instanceof ObjectSpecification) {
              if(!((ObjectSpecification)facetHolder).isEntity()) {
                  return false;
              }
          }
  
          var entityChangePublishingFacet = facetHolder.getFacet(EntityChangePublishingFacet.class);
          return entityChangePublishingFacet != null
                  && entityChangePublishingFacet.isEnabled();
      }
  
      boolean isEnabled();
  
  }
  