| /** |
| * 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.hcatalog.templeton; |
| |
| import java.io.IOException; |
| import java.util.List; |
| import java.util.ArrayList; |
| |
| import org.apache.hadoop.mapred.JobStatus; |
| import org.apache.hadoop.mapred.JobTracker; |
| import org.apache.hadoop.mapred.TempletonJobTracker; |
| import org.apache.hadoop.security.UserGroupInformation; |
| import org.apache.hcatalog.templeton.tool.JobState; |
| |
| /** |
| * List jobs owned by a user. |
| */ |
| public class ListDelegator extends TempletonDelegator { |
| public ListDelegator(AppConfig appConf) { |
| super(appConf); |
| } |
| |
| public List<String> run(String user) |
| throws NotAuthorizedException, BadParam, IOException { |
| UserGroupInformation ugi = UserGroupInformation.createRemoteUser(user); |
| TempletonJobTracker tracker = null; |
| try { |
| tracker = new TempletonJobTracker(ugi, |
| JobTracker.getAddress(appConf), |
| appConf); |
| |
| ArrayList<String> ids = new ArrayList<String>(); |
| |
| JobStatus[] jobs = tracker.getAllJobs(); |
| |
| if (jobs != null) { |
| for (JobStatus job : jobs) { |
| JobState state = null; |
| try { |
| String id = job.getJobID().toString(); |
| state = new JobState(id, Main.getAppConfigInstance()); |
| if (user.equals(state.getUser())) |
| ids.add(id); |
| } finally { |
| if (state != null) { |
| state.close(); |
| } |
| } |
| } |
| } |
| |
| return ids; |
| } catch (IllegalStateException e) { |
| throw new BadParam(e.getMessage()); |
| } finally { |
| if (tracker != null) |
| tracker.close(); |
| } |
| } |
| } |