/**
* 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.hbase.mapreduce;
import java.io.IOException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.hbase.classification.InterfaceStability;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.mapreduce.Cluster;
import org.apache.hadoop.mapreduce.JobSubmissionFiles;
/**
* Utility methods to interact with a job.
*/
@InterfaceAudience.Private
@InterfaceStability.Evolving
public abstract class JobUtil {
private static final Log LOG = LogFactory.getLog(JobUtil.class);
protected JobUtil() {
super();
}
/**
* Initializes the staging directory and returns the path.
*
* @param conf system configuration
* @return staging directory path
* @throws IOException
* @throws InterruptedException
*/
public static Path getStagingDir(Configuration conf)
throws IOException, InterruptedException {
return JobSubmissionFiles.getStagingDir(new Cluster(conf), conf);
}
}