| /** |
| * 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; |
| import java.net.URL; |
| |
| import org.apache.hadoop.io.Text; |
| import org.apache.hadoop.io.Writable; |
| import org.apache.hadoop.io.WritableFactories; |
| import org.apache.hadoop.io.WritableFactory; |
| |
| /************************************************** |
| * A JobProfile is a MapReduce primitive. Tracks a job, |
| * whether living or dead. |
| * |
| **************************************************/ |
| public class JobProfile implements Writable { |
| |
| static { // register a ctor |
| WritableFactories.setFactory |
| (JobProfile.class, |
| new WritableFactory() { |
| public Writable newInstance() { return new JobProfile(); } |
| }); |
| } |
| |
| String user; |
| final JobID jobid; |
| String jobFile; |
| String url; |
| String name; |
| String queueName; |
| |
| /** |
| * Construct an empty {@link JobProfile}. |
| */ |
| public JobProfile() { |
| jobid = new JobID(); |
| } |
| |
| /** |
| * Construct a {@link JobProfile} the userid, jobid, |
| * job config-file, job-details url and job name. |
| * |
| * @param user userid of the person who submitted the job. |
| * @param jobid id of the job. |
| * @param jobFile job configuration file. |
| * @param url link to the web-ui for details of the job. |
| * @param name user-specified job name. |
| */ |
| public JobProfile(String user, org.apache.hadoop.mapreduce.JobID jobid, |
| String jobFile, String url, |
| String name) { |
| this(user, jobid, jobFile, url, name, JobConf.DEFAULT_QUEUE_NAME); |
| } |
| |
| /** |
| * Construct a {@link JobProfile} the userid, jobid, |
| * job config-file, job-details url and job name. |
| * |
| * @param user userid of the person who submitted the job. |
| * @param jobid id of the job. |
| * @param jobFile job configuration file. |
| * @param url link to the web-ui for details of the job. |
| * @param name user-specified job name. |
| * @param queueName name of the queue to which the job is submitted |
| */ |
| public JobProfile(String user, org.apache.hadoop.mapreduce.JobID jobid, |
| String jobFile, String url, |
| String name, String queueName) { |
| this.user = user; |
| this.jobid = JobID.downgrade(jobid); |
| this.jobFile = jobFile; |
| this.url = url; |
| this.name = name; |
| this.queueName = queueName; |
| } |
| |
| /** |
| * @deprecated use JobProfile(String, JobID, String, String, String) instead |
| */ |
| @Deprecated |
| public JobProfile(String user, String jobid, String jobFile, String url, |
| String name) { |
| this(user, JobID.forName(jobid), jobFile, url, name); |
| } |
| |
| /** |
| * Get the user id. |
| */ |
| public String getUser() { |
| return user; |
| } |
| |
| /** |
| * Get the job id. |
| */ |
| public JobID getJobID() { |
| return jobid; |
| } |
| |
| /** |
| * @deprecated use getJobID() instead |
| */ |
| @Deprecated |
| public String getJobId() { |
| return jobid.toString(); |
| } |
| |
| /** |
| * Get the configuration file for the job. |
| */ |
| public String getJobFile() { |
| return jobFile; |
| } |
| |
| /** |
| * Get the link to the web-ui for details of the job. |
| */ |
| public URL getURL() { |
| try { |
| return new URL(url); |
| } catch (IOException ie) { |
| return null; |
| } |
| } |
| |
| /** |
| * Get the user-specified job name. |
| */ |
| public String getJobName() { |
| return name; |
| } |
| |
| /** |
| * Get the name of the queue to which the job is submitted. |
| * @return name of the queue. |
| */ |
| public String getQueueName() { |
| return queueName; |
| } |
| |
| /////////////////////////////////////// |
| // Writable |
| /////////////////////////////////////// |
| public void write(DataOutput out) throws IOException { |
| jobid.write(out); |
| Text.writeString(out, jobFile); |
| Text.writeString(out, url); |
| Text.writeString(out, user); |
| Text.writeString(out, name); |
| Text.writeString(out, queueName); |
| } |
| |
| public void readFields(DataInput in) throws IOException { |
| jobid.readFields(in); |
| this.jobFile = Text.readString(in); |
| this.url = Text.readString(in); |
| this.user = Text.readString(in); |
| this.name = Text.readString(in); |
| this.queueName = Text.readString(in); |
| } |
| } |
| |
| |