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/*******************************************************************************
* Copyright (c) 2001, 2008 Oracle Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Oracle Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.jsf.common.internal;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.jobs.IJobChangeEvent;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.core.runtime.jobs.JobChangeAdapter;
import org.eclipse.jst.jsf.common.JSFCommonPlugin;
/**
* A pattern that runs a Job and either joins on the job's completion
* or runs some completion behaviour.
*
* @author cbateman
*
*/
public class RunOnCompletionPattern implements Runnable
{
private final Job _job;
private final Runnable _runAfter;
/**
* @param job
* @param runAfter
*/
public RunOnCompletionPattern(Job job, Runnable runAfter)
{
_job = job;
_runAfter = runAfter;
}
public void run()
{
if (_runAfter != null)
{
_job.addJobChangeListener(new JobChangeAdapter()
{
@Override
public void done(IJobChangeEvent event)
{
if (event.getResult().getSeverity() != IStatus.ERROR)
{
_runAfter.run();
}
}
});
}
_job.schedule();
if (_runAfter == null)
{
try
{
_job.join();
}
catch (InterruptedException e)
{
JSFCommonPlugin.log(e, "Joining on job"); //$NON-NLS-1$
}
}
}
}
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