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.collections.layout;
  
  import java.util.Optional;
  
  import org.apache.causeway.applib.layout.component.CollectionLayoutData;
  import org.apache.causeway.commons.internal.base._Strings;
  import org.apache.causeway.core.metamodel.facetapi.FacetHolder;
  import org.apache.causeway.core.metamodel.facets.collections.collection.defaultview.DefaultViewFacet;
  import org.apache.causeway.core.metamodel.facets.collections.collection.defaultview.DefaultViewFacetAbstract;
  
  public class DefaultViewFacetForCollectionLayoutXml
  extends DefaultViewFacetAbstract {
  
      public static Optional<DefaultViewFacet> create(
              final CollectionLayoutData collectionLayout,
              final FacetHolder holder,
              final Precedence precedence) {
          if (collectionLayout == null) {
              return Optional.empty();
          }
  
          final String defaultView = _Strings.emptyToNull(collectionLayout.getDefaultView());
          return defaultView != null
                  ? Optional.of(new DefaultViewFacetForCollectionLayoutXml(defaultView, holder, precedence))
                  : Optional.empty();
      }
  
      private DefaultViewFacetForCollectionLayoutXml(
              final String value, final FacetHolder holder, final Precedence precedence) {
          super(value, holder, precedence);
      }
  
      @Override
      public boolean isObjectTypeSpecific() {
          return true;
      }
  }
  