| /** |
| * 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.falcon.hive.mapreduce; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.mapreduce.JobContext; |
| import org.apache.hadoop.mapreduce.TaskAttemptContext; |
| import org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.IOException; |
| |
| /** |
| * Copy committer class. |
| */ |
| public class CopyCommitter extends FileOutputCommitter { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(CopyCommitter.class); |
| |
| /** |
| * Create a file output committer. |
| * |
| * @param outputPath the job's output path, or null if you want the output |
| * committer to act as a noop. |
| * @param context the task's context |
| * @throws java.io.IOException |
| */ |
| public CopyCommitter(Path outputPath, |
| TaskAttemptContext context) throws IOException { |
| super(outputPath, context); |
| } |
| |
| @Override |
| public void commitJob(JobContext jobContext) throws IOException { |
| Configuration conf = jobContext.getConfiguration(); |
| |
| try { |
| super.commitJob(jobContext); |
| } finally { |
| cleanup(conf); |
| } |
| } |
| |
| private void cleanup(Configuration conf) { |
| // clean up staging and other data |
| } |
| } |