hadoop TaskAttemptStatusUpdateEvent 源码
haddop TaskAttemptStatusUpdateEvent 代码
文件路径：/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/event/TaskAttemptStatusUpdateEvent.java
/**
* 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.hadoop.mapreduce.v2.app.job.event;
import java.util.List;
import java.util.concurrent.atomic.AtomicReference;
import org.apache.hadoop.mapreduce.Counters;
import org.apache.hadoop.mapreduce.v2.api.records.Phase;
import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId;
import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptState;
public class TaskAttemptStatusUpdateEvent extends TaskAttemptEvent {
private AtomicReference<TaskAttemptStatus> taskAttemptStatusRef;
public TaskAttemptStatusUpdateEvent(TaskAttemptId id,
AtomicReference<TaskAttemptStatus> taskAttemptStatusRef) {
super(id, TaskAttemptEventType.TA_UPDATE);
this.taskAttemptStatusRef = taskAttemptStatusRef;
}
public AtomicReference<TaskAttemptStatus> getTaskAttemptStatusRef() {
return taskAttemptStatusRef;
}
/**
* The internal TaskAttemptStatus object corresponding to remote Task status.
*
*/
public static class TaskAttemptStatus {
public TaskAttemptId id;
public float progress;
public Counters counters;
public String stateString;
public Phase phase;
public List<TaskAttemptId> fetchFailedMaps;
public long mapFinishTime;
public long shuffleFinishTime;
public long sortFinishTime;
public TaskAttemptState taskState;
}
}
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