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.persistence.jdo.integration.metamodel;
  
  import java.util.function.Predicate;
  
  import javax.jdo.annotations.PrimaryKey;
  
  import org.apache.causeway.core.metamodel.facets.propcoll.accessor.PropertyOrCollectionAccessorFacet;
  import org.apache.causeway.core.metamodel.facets.properties.update.modify.PropertySetterFacet;
  import org.apache.causeway.core.metamodel.spec.feature.ObjectAssociation;
  import org.apache.causeway.core.metamodel.spec.feature.OneToOneAssociation;
  import org.apache.causeway.persistence.jdo.provider.metamodel.facets.prop.primarykey.JdoPrimaryKeyFacet;
  
  /**
   * Use to locate the property annotated with {@link PrimaryKey}.
   * <p>
   * In addition, must also be a {@link OneToOneAssociation}, and can be
   * {@link PropertyOrCollectionAccessorFacet read}.
   * <p>
   * Note that it is NOT necessary for there to be a facet to
   * {@link PropertySetterFacet set} the property.
   */
  public final class JdoPrimaryKeyPropertyPredicate implements Predicate<ObjectAssociation> {
      @Override
      public boolean test(final ObjectAssociation noa) {
          return noa.isOneToOneAssociation() &&
                  noa.containsFacet(JdoPrimaryKeyFacet.class) &&
                  noa.containsFacet(PropertyOrCollectionAccessorFacet.class);
      }
  }
  