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.task.execute.spout;
  
  import backtype.storm.spout.ISpout;
  import com.alibaba.jstorm.client.spout.IFailValueSpout;
  import com.alibaba.jstorm.daemon.worker.JStormDebugger;
  import com.alibaba.jstorm.task.TaskBaseMetric;
  import com.alibaba.jstorm.task.comm.TupleInfo;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  /**
   * Called after spout receives a failed tuple or times out when sending a tuple
   *
   * @author yannian/Longda
   */
  public class FailSpoutMsg implements IAckMsg {
      private static Logger LOG = LoggerFactory.getLogger(FailSpoutMsg.class);
      private Object id;
      private ISpout spout;
      private TupleInfo tupleInfo;
      private TaskBaseMetric taskStats;
  
      public FailSpoutMsg(Object id, ISpout spout, TupleInfo tupleInfo, TaskBaseMetric taskStats) {
          this.id = id;
          this.spout = spout;
          this.tupleInfo = tupleInfo;
          this.taskStats = taskStats;
      }
  
      public void run() {
          Object msgId = tupleInfo.getMessageId();
  
          if (spout instanceof IFailValueSpout) {
              IFailValueSpout enhanceSpout = (IFailValueSpout) spout;
              enhanceSpout.fail(msgId, tupleInfo.getValues());
          } else {
              spout.fail(msgId);
          }
  
          taskStats.spout_failed_tuple(tupleInfo.getStream());
  
          if (JStormDebugger.isDebug(id)) {
              LOG.info("Failed message rootId: {}, messageId:{} : {}", id, msgId, tupleInfo.getValues().toString());
          }
      }
  
  }
  