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.daemon.worker;
  
  import backtype.storm.generated.StormTopology;
  import backtype.storm.task.TopologyContext;
  import backtype.storm.task.WorkerTopologyContext;
  import backtype.storm.tuple.Fields;
  import com.alibaba.jstorm.cluster.StormConfig;
  import com.alibaba.jstorm.utils.JStormUtils;
  import com.alibaba.jstorm.utils.PathUtils;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import java.io.IOException;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  /**
   * This class is used to create TopologyContext
   *
   * @author yannian/Longda
   */
  public class ContextMaker {
      private static Logger LOG = LoggerFactory.getLogger(ContextMaker.class);
  
      private WorkerData workerData;
  
      private String resourcePath;
      private String workerId;
      private String workerIdDir;
      private String pidDir;
      private String codeDir;
      private List<Integer> workerTasks;
  
      @SuppressWarnings("rawtypes")
      public ContextMaker(WorkerData workerData) {
          this.workerData = workerData;
          this.workerTasks = JStormUtils.mk_list(workerData.getTaskIds());
  
          try {
              Map stormConf = workerData.getStormConf();
              String topologyId = workerData.getTopologyId();
              workerId = workerData.getWorkerId();
  
              String distRoot = StormConfig.supervisor_stormdist_root(workerData.getConf(), topologyId);
              resourcePath = StormConfig.supervisor_storm_resources_path(distRoot);
  
              workerIdDir = StormConfig.worker_root(stormConf, workerId);
              pidDir = StormConfig.worker_pids_root(stormConf, workerId);
  
              String codePath = StormConfig.stormcode_path(distRoot);
              codeDir = PathUtils.parent_path(codePath);
          } catch (IOException e) {
              LOG.error("Failed to create ContextMaker", e);
              throw new RuntimeException(e);
          }
      }
  
      public TopologyContext makeTopologyContext(StormTopology topology, Integer taskId,
                                                 clojure.lang.Atom openOrPrepareWasCalled) {
          Map stormConf = new HashMap();
          stormConf.putAll(workerData.getStormConf());
          String topologyId = workerData.getTopologyId();
  
          HashMap<String, Map<String, Fields>> componentToStreamToFields =
                  workerData.generateComponentToStreamToFields(topology);
  
          return new TopologyContext(topology, stormConf, workerData.getTasksToComponent(),
                  workerData.getComponentToSortedTasks(), componentToStreamToFields,
                  topologyId, resourcePath, workerId, taskId, workerData.getPort(), workerTasks,
                  workerData.getDefaultResources(), workerData.getUserResources(),
                  workerData.getExecutorData(), workerData.getRegisteredMetrics(),
                  openOrPrepareWasCalled, workerData.getZkCluster());
      }
  
      public WorkerTopologyContext makeWorkerTopologyContext(StormTopology topology) {
          Map stormConf = workerData.getStormConf();
          String topologyId = workerData.getTopologyId();
  
          HashMap<String, Map<String, Fields>> componentToStreamToFields =
                  workerData.generateComponentToStreamToFields(topology);
  
          return new WorkerTopologyContext(topology, stormConf, workerData.getTasksToComponent(),
                  workerData.getComponentToSortedTasks(), componentToStreamToFields,
                  topologyId, resourcePath, workerId, workerData.getPort(), workerTasks,
                  workerData.getDefaultResources(), workerData.getUserResources());
      }
  }
  