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.List;
  import java.util.Map;
  import java.util.Set;
  
  import org.apache.ambari.server.api.services.Request;
  import org.apache.ambari.server.api.util.TreeNode;
  import org.apache.ambari.server.controller.spi.Resource;
  import org.apache.ambari.server.controller.spi.Schema;
  import org.apache.ambari.server.controller.utilities.ClusterControllerHelper;
  
  public class ConfigGroupResourceDefinition extends BaseResourceDefinition {
    /**
     * Constructor.
     */
    public ConfigGroupResourceDefinition() {
      super(Resource.Type.ConfigGroup);
    }
  
    @Override
    public String getPluralName() {
      return "config_groups";
    }
  
    @Override
    public String getSingularName() {
      return "config_group";
    }
  
    @Override
    public List<PostProcessor> getPostProcessors() {
      List<PostProcessor> listProcessors = super.getPostProcessors();
      listProcessors.add(new ConfigGroupHrefProcessor());
  
      return listProcessors;
    }
  
    private class ConfigGroupHrefProcessor extends BaseHrefPostProcessor {
  
      @Override
      public void process(Request request, TreeNode<Resource> resultNode, String href) {
        if (resultNode.getObject().getType() == Resource.Type.ConfigGroup) {
  
          Resource r = resultNode.getObject();
          Schema schema = ClusterControllerHelper.getClusterController().getSchema(r.getType());
          Object clusterId = r.getPropertyValue(schema.getKeyPropertyId
            (Resource.Type.Cluster));
  
          Map<String, Object> configGroup = r.getPropertiesMap().get("ConfigGroup");
          String partialUrl = href.substring(0, href.indexOf("/clusters/")
            + "/clusters/".length()) + clusterId;
  
          for (Map.Entry<String, Object> entry : configGroup.entrySet()) {
            if (entry.getKey().contains("hosts") && entry.getValue() != null) {
              Set<Map<String, Object>> hostSet = (Set<Map<String, Object>>) entry.getValue();
  
              for (Map<String, Object> hostMap : hostSet) {
                String idx = partialUrl + "/hosts/" + hostMap.get("host_name");
                hostMap.put("href", idx);
              }
  
            } else if (entry.getKey().contains("desired_configs") && entry
              .getValue() != null) {
  
              Set<Map<String, Object>> configSet = (Set<Map<String,
                Object>>) entry.getValue();
  
              for (Map<String, Object> configMap : configSet) {
                String idx = partialUrl + "/configurations?"
                  + "type=" + configMap.get("type")
                  + "&tag=" + configMap.get("tag");
                configMap.put("href", idx);
              }
            }
  
          }
        } else {
          super.process(request, resultNode, href);
        }
      }
    }
  }
  