| /** |
| * 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.gridmix; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.tools.rumen.JobStory; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.concurrent.CountDownLatch; |
| |
| |
| /** |
| * Component generating random job traces for testing on a single node. |
| */ |
| public class DebugJobFactory { |
| |
| interface Debuggable { |
| ArrayList<JobStory> getSubmitted(); |
| } |
| |
| public static JobFactory<?> getFactory( |
| JobSubmitter submitter, Path scratch, int numJobs, Configuration conf, |
| CountDownLatch startFlag, UserResolver resolver) throws IOException { |
| GridmixJobSubmissionPolicy policy = GridmixJobSubmissionPolicy.getPolicy( |
| conf, GridmixJobSubmissionPolicy.STRESS); |
| if (policy == GridmixJobSubmissionPolicy.REPLAY) { |
| return new DebugReplayJobFactory( |
| submitter, scratch, numJobs, conf, startFlag, resolver); |
| } else if (policy == GridmixJobSubmissionPolicy.STRESS) { |
| return new DebugStressJobFactory( |
| submitter, scratch, numJobs, conf, startFlag, resolver); |
| } else if (policy == GridmixJobSubmissionPolicy.SERIAL) { |
| return new DebugSerialJobFactory( |
| submitter, scratch, numJobs, conf, startFlag, resolver); |
| |
| } |
| return null; |
| } |
| |
| static class DebugReplayJobFactory extends ReplayJobFactory |
| implements Debuggable { |
| public DebugReplayJobFactory( |
| JobSubmitter submitter, Path scratch, int numJobs, Configuration conf, |
| CountDownLatch startFlag, UserResolver resolver) throws IOException { |
| super( |
| submitter, new DebugJobProducer(numJobs, conf), scratch, conf, |
| startFlag, resolver); |
| } |
| |
| @Override |
| public ArrayList<JobStory> getSubmitted() { |
| return ((DebugJobProducer) jobProducer).submitted; |
| } |
| |
| } |
| |
| static class DebugSerialJobFactory extends SerialJobFactory |
| implements Debuggable { |
| public DebugSerialJobFactory( |
| JobSubmitter submitter, Path scratch, int numJobs, Configuration conf, |
| CountDownLatch startFlag, UserResolver resolver) throws IOException { |
| super( |
| submitter, new DebugJobProducer(numJobs, conf), scratch, conf, |
| startFlag, resolver); |
| } |
| |
| @Override |
| public ArrayList<JobStory> getSubmitted() { |
| return ((DebugJobProducer) jobProducer).submitted; |
| } |
| } |
| |
| static class DebugStressJobFactory extends StressJobFactory |
| implements Debuggable { |
| public DebugStressJobFactory( |
| JobSubmitter submitter, Path scratch, int numJobs, Configuration conf, |
| CountDownLatch startFlag, UserResolver resolver) throws IOException { |
| super( |
| submitter, new DebugJobProducer(numJobs, conf), scratch, conf, |
| startFlag, resolver); |
| } |
| |
| @Override |
| public ArrayList<JobStory> getSubmitted() { |
| return ((DebugJobProducer) jobProducer).submitted; |
| } |
| } |
| |
| } |