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.applib.services.appfeatui;
  
  import java.lang.annotation.ElementType;
  import java.lang.annotation.Retention;
  import java.lang.annotation.RetentionPolicy;
  import java.lang.annotation.Target;
  import java.util.List;
  import java.util.SortedSet;
  
  import jakarta.inject.Inject;
  import jakarta.inject.Named;
  
  import org.apache.causeway.applib.CausewayModuleApplib;
  import org.apache.causeway.applib.annotation.Collection;
  import org.apache.causeway.applib.annotation.CollectionLayout;
  import org.apache.causeway.applib.annotation.DomainObject;
  import org.apache.causeway.applib.annotation.DomainObjectLayout;
  import org.apache.causeway.applib.annotation.MemberSupport;
  import org.apache.causeway.applib.services.appfeat.ApplicationFeatureId;
  import org.apache.causeway.applib.services.appfeat.ApplicationFeatureSort;
  
  /**
   * @since 2.x  {@index}
   */
  @Named(ApplicationNamespace.LOGICAL_TYPE_NAME)
  @DomainObject
  @DomainObjectLayout(paged=100)
  public class ApplicationNamespace extends ApplicationFeatureViewModel {
  
      static final String LOGICAL_TYPE_NAME = CausewayModuleApplib.NAMESPACE_FEAT + ".ApplicationNamespace";
  
      public static abstract class CollectionDomainEvent<T> extends ApplicationFeatureViewModel.CollectionDomainEvent<ApplicationNamespace, T> {}
  
      // -- CONSTRUCTORS
  
      public ApplicationNamespace() { }
      public ApplicationNamespace(final ApplicationFeatureId featureId) {
          super(featureId);
      }
      @Inject
      public ApplicationNamespace(final String memento) {
          super(memento);
      }
  
      // -- CONTENTS (collection, for namespaces only)
  
      @Collection(
              domainEvent = Contents.DomainEvent.class
      )
      @CollectionLayout(
              defaultView="table",
              sequence = "4"
      )
      @Target({ ElementType.METHOD, ElementType.FIELD, ElementType.PARAMETER, ElementType.ANNOTATION_TYPE })
      @Retention(RetentionPolicy.RUNTIME)
      public @interface Contents {
          class DomainEvent extends CollectionDomainEvent<ApplicationFeatureViewModel> {}
      }
  
      @Contents
      public List<ApplicationFeatureViewModel> getContents() {
          final SortedSet<ApplicationFeatureId> contents = getFeature().getContents();
          return asViewModels(contents, ApplicationFeatureViewModel.class);
      }
      @MemberSupport public boolean hideContents() {
          return getSort() != ApplicationFeatureSort.NAMESPACE;
      }
  
  }
  