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 org.apache.ambari.server.api.services.Request;
  import org.apache.ambari.server.api.util.TreeNode;
  import org.apache.ambari.server.controller.spi.Resource;
  
  /**
   * Configuration resource definition.
   */
  public class ConfigurationResourceDefinition extends BaseResourceDefinition {
  
    /**
     * Constructor.
     */
    public ConfigurationResourceDefinition() {
      super(Resource.Type.Configuration);
    }
  
    @Override
    public List<PostProcessor> getPostProcessors() {
      List<PostProcessor> listProcessors = super.getPostProcessors();
      listProcessors.add(new HrefProcessor());
  
      return listProcessors;
    }
  
    @Override
    public String getPluralName() {
      return "configurations";
    }
  
    @Override
    public String getSingularName() {
      return "configuration";
    }
  
    private class HrefProcessor extends BaseHrefPostProcessor {
  
      @Override
      public void process(Request request, TreeNode<Resource> resultNode, String href) {
        if (resultNode.getObject().getType() == Resource.Type.Configuration) {
  
          if (! href.endsWith("/")) {
            href += '/';
          }
  
          String clustersToken = "/clusters";
          int idx = href.indexOf(clustersToken) + clustersToken.length() + 1;
          idx = href.indexOf("/", idx) + 1;
  
          String type = (String) resultNode.getObject().getPropertyValue("type");
          String tag = (String) resultNode.getObject().getPropertyValue("tag");
          href = href.substring(0, idx) + "configurations?type=" + type + "&tag=" + tag;
  
          resultNode.setProperty("href", href);
        } else {
          super.process(request, resultNode, href);
        }
  
      }
    }
  }
  