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.alipay.dw.jstorm.example.tm;
  
  import java.util.Map;
  
  import backtype.storm.spout.SpoutOutputCollector;
  import backtype.storm.task.TopologyContext;
  import backtype.storm.topology.IRichSpout;
  import backtype.storm.topology.OutputFieldsDeclarer;
  import backtype.storm.tuple.Values;
  
  import com.alibaba.jstorm.task.master.TopologyMaster;
  import com.alibaba.jstorm.utils.JStormUtils;
  import com.alipay.dw.jstorm.example.tm.TMUdfHandler.TMUdfMessage;;
  
  public class TMUdfSpout implements IRichSpout {
      private int topologyMasterId;
      private int spoutTaskId;
      SpoutOutputCollector collector;
  
      @Override
      public void open(Map conf, TopologyContext context, SpoutOutputCollector collector) {
          this.topologyMasterId = context.getTopologyMasterId();
          this.spoutTaskId = context.getThisTaskId();
          this.collector = collector;
      }
  
      @Override
      public void close() {
          
      }
  
      @Override
      public void activate() {
          
      }
  
      @Override
      public void deactivate() {
          
      }
  
      @Override
      public void nextTuple() {
          TMUdfMessage message = new TMUdfMessage(spoutTaskId);
          collector.emitDirectCtrl(topologyMasterId, TopologyMaster.USER_DEFINED_STREAM, new Values(message));
          JStormUtils.sleepMs(10000);
      }
  
      @Override
      public void ack(Object msgId) {
          
      }
  
      @Override
      public void fail(Object msgId) {
          
      }
  
      @Override
      public void declareOutputFields(OutputFieldsDeclarer declarer) {
          
      }
  
      @Override
      public Map<String, Object> getComponentConfiguration() {
          return null;
      }
      
  }