| /** |
| * 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.IOException; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.mapreduce.jobhistory.JobHistory; |
| import org.apache.hadoop.mapreduce.test.system.JobInfo; |
| |
| /** |
| * Aspect to add a utility method in the JobInProgress for easing up the |
| * construction of the JobInfo object. |
| */ |
| privileged aspect JobInProgressAspect { |
| |
| /** |
| * Returns a read only view of the JobInProgress object which is used by the |
| * client. |
| * |
| * @return JobInfo of the current JobInProgress object |
| */ |
| public JobInfo JobInProgress.getJobInfo() { |
| String historyLoc = getHistoryPath(); |
| boolean isHistoryFileCopied = |
| this.status.getHistoryFile() == null ? false : true; |
| if (tasksInited.get()) { |
| return new JobInfoImpl( |
| this.getJobID(), this.isSetupLaunched(), this.isSetupFinished(), this |
| .isCleanupLaunched(), this.runningMaps(), this.runningReduces(), |
| this.pendingMaps(), this.pendingReduces(), this.finishedMaps(), this |
| .finishedReduces(), this.getStatus(), historyLoc, this |
| .getBlackListedTrackers(), false, this.numMapTasks, |
| this.numReduceTasks, isHistoryFileCopied); |
| } else { |
| return new JobInfoImpl( |
| this.getJobID(), false, false, false, 0, 0, this.pendingMaps(), this |
| .pendingReduces(), this.finishedMaps(), this.finishedReduces(), |
| this.getStatus(), historyLoc, this.getBlackListedTrackers(), this |
| .isComplete(), this.numMapTasks, this.numReduceTasks, false); |
| } |
| } |
| |
| private String JobInProgress.getHistoryPath() { |
| String historyLoc = ""; |
| if (this.isComplete()) { |
| historyLoc = this.getStatus().getHistoryFile(); |
| } else { |
| Path jobHistoryDirectory = this.jobHistory.getJobHistoryLocation(); |
| Path historypath = |
| JobHistory.getJobHistoryFile( |
| jobHistoryDirectory, this.getJobID(), this.profile.getUser()); |
| historyLoc = historypath.toString(); |
| } |
| return historyLoc; |
| } |
| |
| } |