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.ambari.server.api.resources;
  
  import java.util.Collection;
  import java.util.HashSet;
  import java.util.Optional;
  import java.util.Set;
  
  import org.apache.ambari.server.api.query.render.ClusterBlueprintRenderer;
  import org.apache.ambari.server.api.query.render.Renderer;
  import org.apache.ambari.server.controller.KerberosHelper;
  import org.apache.ambari.server.controller.internal.BlueprintExportType;
  import org.apache.ambari.server.controller.spi.Resource;
  
  /**
   * Cluster resource definition.
   */
  public class ClusterResourceDefinition extends BaseResourceDefinition {
    /**
     * Constructor.
     */
    public ClusterResourceDefinition() {
      super(Resource.Type.Cluster);
    }
  
  
    @Override
    public String getPluralName() {
      return "clusters";
    }
  
    @Override
    public String getSingularName() {
      return "cluster";
    }
  
    @Override
    public Renderer getRenderer(String name) {
      Optional<BlueprintExportType> blueprintExportType = BlueprintExportType.parse(name);
      return blueprintExportType.isPresent()
        ? new ClusterBlueprintRenderer(blueprintExportType.get())
        : super.getRenderer(name);
    }
  
    @Override
    public Set<SubResourceDefinition> getSubResourceDefinitions() {
      Set<SubResourceDefinition> setChildren = new HashSet<>();
      setChildren.add(new SubResourceDefinition(Resource.Type.Service));
      setChildren.add(new SubResourceDefinition(Resource.Type.Host));
      setChildren.add(new SubResourceDefinition(Resource.Type.Configuration));
      setChildren.add(new SubResourceDefinition(Resource.Type.ServiceConfigVersion));
      setChildren.add(new SubResourceDefinition(Resource.Type.Request));
      setChildren.add(new SubResourceDefinition(Resource.Type.Workflow));
      setChildren.add(new SubResourceDefinition(Resource.Type.ConfigGroup));
      setChildren.add(new SubResourceDefinition(Resource.Type.ClusterPrivilege));
      setChildren.add(new SubResourceDefinition(Resource.Type.AlertDefinition));
      setChildren.add(new SubResourceDefinition(Resource.Type.Alert));
      setChildren.add(new SubResourceDefinition(Resource.Type.ClusterStackVersion));
      setChildren.add(new SubResourceDefinition(Resource.Type.ClusterKerberosDescriptor));
      //todo: dynamic sub-resource definition
      setChildren.add(new SubResourceDefinition(Resource.Type.Artifact));
  
      return setChildren;
    }
  
    @Override
    public Collection<String> getUpdateDirectives() {
      Collection<String> directives = super.getUpdateDirectives();
      directives.add(KerberosHelper.DIRECTIVE_REGENERATE_KEYTABS);
      directives.add(KerberosHelper.DIRECTIVE_MANAGE_KERBEROS_IDENTITIES);
      directives.add(KerberosHelper.DIRECTIVE_FORCE_TOGGLE_KERBEROS);
      directives.add(KerberosHelper.DIRECTIVE_HOSTS);
      directives.add(KerberosHelper.DIRECTIVE_COMPONENTS);
      directives.add(KerberosHelper.DIRECTIVE_IGNORE_CONFIGS);
      directives.add(KerberosHelper.DIRECTIVE_CONFIG_UPDATE_POLICY);
      return directives;
    }
  
  }
  