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.controller.metrics.ganglia;
  
  import java.util.HashSet;
  import java.util.Map;
  import java.util.Set;
  
  import org.apache.ambari.server.configuration.ComponentSSLConfiguration;
  import org.apache.ambari.server.controller.internal.PropertyInfo;
  import org.apache.ambari.server.controller.internal.URLStreamProvider;
  import org.apache.ambari.server.controller.metrics.MetricHostProvider;
  import org.apache.ambari.server.controller.spi.Resource;
  
  /**
   * Ganglia property provider implementation for host resources.
   */
  public class GangliaHostPropertyProvider extends GangliaPropertyProvider {
  
    /**
     * Set of Ganglia cluster names.
     */
    private static final Set<String> GANGLIA_CLUSTER_NAMES = new HashSet<>();
  
    static {
      GANGLIA_CLUSTER_NAMES.add("HDPNameNode");
      GANGLIA_CLUSTER_NAMES.add("HDPSlaves");
      GANGLIA_CLUSTER_NAMES.add("HDPJobTracker");
      GANGLIA_CLUSTER_NAMES.add("HDPResourceManager");
      GANGLIA_CLUSTER_NAMES.add("HDPHBaseMaster");
      GANGLIA_CLUSTER_NAMES.add("HDPHistoryServer");
      GANGLIA_CLUSTER_NAMES.add("HDPTaskTracker");
      GANGLIA_CLUSTER_NAMES.add("HDPHBaseRegionServer");
      GANGLIA_CLUSTER_NAMES.add("HDPFlumeServer");
      GANGLIA_CLUSTER_NAMES.add("HDPJournalNode");
    }
  
    // ----- Constructors ------------------------------------------------------
  
    public GangliaHostPropertyProvider(Map<String, Map<String, PropertyInfo>> componentPropertyInfoMap,
                                       URLStreamProvider streamProvider,
                                       ComponentSSLConfiguration configuration,
                                       MetricHostProvider hostProvider,
                                       String clusterNamePropertyId,
                                       String hostNamePropertyId) {
  
      super(componentPropertyInfoMap, streamProvider, configuration, hostProvider,
          clusterNamePropertyId, hostNamePropertyId, null);
    }
  
  
    // ----- GangliaPropertyProvider -------------------------------------------
  
    @Override
    protected String getHostName(Resource resource) {
      return (String) resource.getPropertyValue(getHostNamePropertyId());
    }
  
    @Override
    protected String getComponentName(Resource resource) {
      return "*";
    }
  
    @Override
    protected Set<String> getGangliaClusterNames(Resource resource, String clusterName) {
      return GANGLIA_CLUSTER_NAMES;
    }
  }
  