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 com.alibaba.jstorm.ui.api;
  
  import backtype.storm.utils.Utils;
  import com.alibaba.jstorm.ui.utils.UIDef;
  import com.alibaba.jstorm.ui.utils.UIUtils;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.web.bind.annotation.PathVariable;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RestController;
  
  import java.util.Map;
  
  /**
   * @author Jark (wuchong.wc@alibaba-inc.com)
   */
  @RestController
  @RequestMapping(UIDef.API_V2 + "/cluster/{name}")
  public class ConfAPIController {
      private final static Logger LOG = LoggerFactory.getLogger(ConfAPIController.class);
  
      @RequestMapping("/configuration")
      public Map nimbusConf(@PathVariable String name) {
          return UIUtils.getNimbusConf(name);
      }
  
      @RequestMapping("/supervisor/{host}/configuration")
      public Map supervisorConf(@PathVariable String name, @PathVariable String host) {
          int port = UIUtils.getSupervisorPort(name);
          String json = UIUtils.getSupervisorConf(host, port).getData();
          return (Map) Utils.from_json(json);
      }
  
      @RequestMapping("/topology/{topology}/configuration")
      public Map topologyConf(@PathVariable String name, @PathVariable String topology) {
          return UIUtils.getTopologyConf(name, topology);
      }
  
  }
  