| /** |
| * 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.mapreduce; |
| |
| import java.io.IOException; |
| |
| import org.apache.hadoop.hive.conf.HiveConf; |
| import org.apache.hadoop.hive.metastore.HiveMetaStoreClient; |
| import org.apache.hadoop.mapred.HCatMapRedUtil; |
| import org.apache.hadoop.mapreduce.JobContext; |
| import org.apache.hadoop.mapreduce.JobStatus.State; |
| import org.apache.hadoop.mapreduce.TaskAttemptContext; |
| import org.apache.hcatalog.common.HCatConstants; |
| import org.apache.hcatalog.common.HCatUtil; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Part of the DefaultOutput*Container classes |
| * See {@link DefaultOutputFormatContainer} for more information |
| */ |
| class DefaultOutputCommitterContainer extends OutputCommitterContainer { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(DefaultOutputCommitterContainer.class); |
| |
| /** |
| * @param context current JobContext |
| * @param baseCommitter OutputCommitter to contain |
| * @throws IOException |
| */ |
| public DefaultOutputCommitterContainer(JobContext context, org.apache.hadoop.mapred.OutputCommitter baseCommitter) throws IOException { |
| super(context, baseCommitter); |
| } |
| |
| @Override |
| public void abortTask(TaskAttemptContext context) throws IOException { |
| getBaseOutputCommitter().abortTask(HCatMapRedUtil.createTaskAttemptContext(context)); |
| } |
| |
| @Override |
| public void commitTask(TaskAttemptContext context) throws IOException { |
| getBaseOutputCommitter().commitTask(HCatMapRedUtil.createTaskAttemptContext(context)); |
| } |
| |
| @Override |
| public boolean needsTaskCommit(TaskAttemptContext context) throws IOException { |
| return getBaseOutputCommitter().needsTaskCommit(HCatMapRedUtil.createTaskAttemptContext(context)); |
| } |
| |
| @Override |
| public void setupJob(JobContext context) throws IOException { |
| getBaseOutputCommitter().setupJob(HCatMapRedUtil.createJobContext(context)); |
| } |
| |
| @Override |
| public void setupTask(TaskAttemptContext context) throws IOException { |
| getBaseOutputCommitter().setupTask(HCatMapRedUtil.createTaskAttemptContext(context)); |
| } |
| |
| @Override |
| public void abortJob(JobContext jobContext, State state) throws IOException { |
| getBaseOutputCommitter().abortJob(HCatMapRedUtil.createJobContext(jobContext), state); |
| cleanupJob(jobContext); |
| } |
| |
| @Override |
| public void commitJob(JobContext jobContext) throws IOException { |
| getBaseOutputCommitter().commitJob(HCatMapRedUtil.createJobContext(jobContext)); |
| cleanupJob(jobContext); |
| } |
| |
| @Override |
| public void cleanupJob(JobContext context) throws IOException { |
| getBaseOutputCommitter().cleanupJob(HCatMapRedUtil.createJobContext(context)); |
| |
| //Cancel HCat and JobTracker tokens |
| HiveMetaStoreClient client = null; |
| try { |
| HiveConf hiveConf = HCatUtil.getHiveConf(context.getConfiguration()); |
| client = HCatUtil.getHiveClient(hiveConf); |
| String tokenStrForm = client.getTokenStrForm(); |
| if (tokenStrForm != null && context.getConfiguration().get(HCatConstants.HCAT_KEY_TOKEN_SIGNATURE) != null) { |
| client.cancelDelegationToken(tokenStrForm); |
| } |
| } catch (Exception e) { |
| LOG.warn("Failed to cancel delegation token", e); |
| } finally { |
| HCatUtil.closeHiveClientQuietly(client); |
| } |
| } |
| } |