/**
* Copyright 2005-2014 Red Hat, Inc.
*
* Red Hat 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 io.fabric8.hadoop.mapred;
import java.util.Dictionary;
import java.util.Enumeration;
import org.apache.hadoop.mapred.JobConf;
import org.apache.hadoop.mapred.JobTracker;
import io.fabric8.hadoop.Factory;
public class JobTrackerFactory extends Factory<JobTracker> {
@Override
protected JobTracker doCreate(Dictionary properties) throws Exception {
JobConf conf = new JobConf();
for (Enumeration e = properties.keys(); e.hasMoreElements();) {
Object key = e.nextElement();
Object val = properties.get(key);
conf.set( key.toString(), val.toString() );
}
JobTracker jobTracker = JobTracker.startTracker(conf);
jobTracker.offerService();
return jobTracker;
}
@Override
protected void doDelete(JobTracker service) throws Exception {
service.stopTracker();
}
}