| /** |
| * 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.mapred; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| |
| |
| class MapTaskStatus extends TaskStatus { |
| |
| private long mapFinishTime; |
| private long sortFinishTime; |
| |
| public MapTaskStatus() {} |
| |
| public MapTaskStatus(TaskAttemptID taskid, float progress, int numSlots, |
| State runState, String diagnosticInfo, String stateString, |
| String taskTracker, Phase phase, Counters counters) { |
| super(taskid, progress, numSlots, runState, diagnosticInfo, stateString, |
| taskTracker, phase, counters); |
| } |
| |
| @Override |
| public boolean getIsMap() { |
| return true; |
| } |
| |
| /** |
| * Sets finishTime. |
| * @param finishTime finish time of task. |
| */ |
| @Override |
| void setFinishTime(long finishTime) { |
| super.setFinishTime(finishTime); |
| if (mapFinishTime == 0) { |
| mapFinishTime = finishTime; |
| } |
| setSortFinishTime(finishTime); |
| } |
| |
| @Override |
| public long getShuffleFinishTime() { |
| throw new UnsupportedOperationException("getShuffleFinishTime() not supported for MapTask"); |
| } |
| |
| @Override |
| void setShuffleFinishTime(long shuffleFinishTime) { |
| throw new UnsupportedOperationException("setShuffleFinishTime() not supported for MapTask"); |
| } |
| |
| @Override |
| public long getMapFinishTime() { |
| return mapFinishTime; |
| } |
| |
| @Override |
| void setMapFinishTime(long mapFinishTime) { |
| this.mapFinishTime = mapFinishTime; |
| } |
| |
| @Override |
| public long getSortFinishTime() { |
| return sortFinishTime; |
| } |
| |
| @Override |
| void setSortFinishTime(long sortFinishTime) { |
| this.sortFinishTime = sortFinishTime; |
| } |
| |
| @Override |
| synchronized void statusUpdate(TaskStatus status) { |
| super.statusUpdate(status); |
| |
| if (status.getMapFinishTime() != 0) { |
| this.mapFinishTime = status.getMapFinishTime(); |
| } |
| } |
| |
| @Override |
| public void readFields(DataInput in) throws IOException { |
| super.readFields(in); |
| mapFinishTime = in.readLong(); |
| } |
| |
| @Override |
| public void write(DataOutput out) throws IOException { |
| super.write(out); |
| out.writeLong(mapFinishTime); |
| } |
| |
| @Override |
| public void addFetchFailedMap(TaskAttemptID mapTaskId) { |
| throw new UnsupportedOperationException |
| ("addFetchFailedMap() not supported for MapTask"); |
| } |
| |
| } |