hadoop MapTaskAttemptInfo 源码
haddop MapTaskAttemptInfo 代码
文件路径：/hadoop-tools/hadoop-rumen/src/main/java/org/apache/hadoop/tools/rumen/MapTaskAttemptInfo.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.tools.rumen;
import java.util.List;
import org.apache.hadoop.mapred.TaskStatus.State;
/**
* {@link MapTaskAttemptInfo} represents the information with regard to a
* map task attempt.
*/
public class MapTaskAttemptInfo extends TaskAttemptInfo {
private long runtime;
public MapTaskAttemptInfo(State state, TaskInfo taskInfo,
long runtime, List<List<Integer>> allSplits) {
super(state, taskInfo,
allSplits == null
? LoggedTaskAttempt.SplitVectorKind.getNullSplitsVector()
: allSplits);
this.runtime = runtime;
}
/**
*
* @deprecated please use the constructor with
* {@code (state, taskInfo, runtime,
* List<List<Integer>> allSplits)}
* instead.
*
* see {@link LoggedTaskAttempt} for an explanation of
* {@code allSplits}.
*
* If there are no known splits, use {@code null}.
*/
@Deprecated
public MapTaskAttemptInfo(State state, TaskInfo taskInfo,
long runtime) {
this(state, taskInfo, runtime, null);
}
@Override
public long getRuntime() {
return getMapRuntime();
}
/**
* Get the runtime for the <b>map</b> phase of the map-task attempt.
*
* @return the runtime for the <b>map</b> phase of the map-task attempt
*/
public long getMapRuntime() {
return runtime;
}
}
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