/*
* #%L
* Talend :: ESB :: Job :: Controller
* %%
* Copyright (C) 2011 - 2012 Talend Inc.
* %%
* Licensed 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.
* #L%
*/
package org.talend.esb.job.controller.internal;
import java.util.Dictionary;
import java.util.concurrent.FutureTask;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.osgi.service.cm.ConfigurationException;
import org.osgi.service.cm.ManagedService;
import routines.system.api.TalendJob;
public class SimpleJobTask implements ManagedService, JobTask {
private static final Logger LOG = Logger.getLogger(SimpleJobTask.class.getName());
private TalendJob job;
private String name;
private Configuration configuration;
private FutureTask<?> future;
public SimpleJobTask(TalendJob job, String name) {
this.job = job;
this.name = name;
configuration = new Configuration();
future = new FutureTask<Object>(new JobRunner(), null);
}
@Override
public void updated(@SuppressWarnings("rawtypes") Dictionary properties) throws ConfigurationException {
configuration.setProperties(properties);
}
@Override
public void stop() {
future.cancel(true);
}
@Override
public void run() {
future.run();
}
public class JobRunner implements Runnable {
@Override
public void run() {
LOG.info("Starting job " + name);
String[] args = null;
try {
args = configuration.awaitArguments();
} catch (InterruptedException e) {
return;
}
ClassLoader oldContextCL = Thread.currentThread().getContextClassLoader();
try {
Thread.currentThread().setContextClassLoader(job.getClass().getClassLoader());
int ret = job.runJobInTOS(args);
LOG.info("Job " + name + " finished, return code is " + ret);
} catch (RuntimeException ex) {
ex.printStackTrace();
LOG.log(Level.SEVERE, "RuntimeException when invoking runJobInTOS()", ex);
} finally {
Thread.currentThread().setContextClassLoader(oldContextCL);
}
}
}
}