/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
* or http://forgerock.org/license/CDDLv1.0.html.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at legal-notices/CDDLv1_0.txt.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information:
* Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*
*
* Copyright 2008 Sun Microsystems, Inc.
* Portions Copyright 2015 ForgeRock AS.
*/
package org.opends.guitools.controlpanel.util;
import javax.swing.SwingUtilities;
/**
* This class defines a thread that will be used to actually perform the
* processing for a background task.
* @param <T> type of object returned by the background task fed to this object
*/
class BackgroundTaskThread<T> extends Thread
{
/** The background task that is to be processed. */
private final BackgroundTask<T> backgroundTask;
/**
* Creates a new background task thread that will be used to process the
* provided task.
*
* @param backgroundTask The task to be processed.
*/
public BackgroundTaskThread(BackgroundTask<T> backgroundTask)
{
this.backgroundTask = backgroundTask;
}
/** Performs the processing associated with the background task. */
public void run()
{
try
{
final T returnValue = backgroundTask.processBackgroundTask();
SwingUtilities.invokeLater(new Runnable()
{
/** {@inheritDoc} */
public void run()
{
backgroundTask.backgroundTaskCompleted(returnValue, null);
}
});
}
catch (final Throwable t)
{
if (!isInterrupted())
{
SwingUtilities.invokeLater(new Runnable()
{
/** {@inheritDoc} */
public void run()
{
backgroundTask.backgroundTaskCompleted(null, t);
}
});
}
}
}
}