SwingWorker.java revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* 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 usr/src/OPENSOLARIS.LICENSE
* 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 usr/src/OPENSOLARIS.LICENSE.
* 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
*/
/*
* ident "%Z%%M% %I% %E% SMI"
*
* Copyright (c) 1998-1999 by Sun Microsystems, Inc.
* All rights reserved.
*/
/**
* An abstract class that you subclass to perform
* GUI-related work in a dedicated thread.
* For instructions on using this class, see
*/
public abstract class SwingWorker {
/**
* Compute the value to be returned by the <code>get</code> method.
*/
/**
* Called on the event dispatching thread (not on the worker thread)
* after the <code>construct</code> method has returned.
*/
public void finished() {
}
/**
* A new method that interrupts the worker thread. Call this method
* to force the worker to abort what it's doing.
*/
public void interrupt() {
if (t != null) {
t.interrupt();
}
}
/**
* Return the value created by the <code>construct</code> method.
*/
while (true) { // keep trying if we're interrupted
Thread t;
synchronized (SwingWorker.this) {
t = thread;
if (t == null) {
return value;
}
}
try {
t.join();
}
catch (InterruptedException e) {
}
}
}
/**
* Start a thread that will call the <code>construct</code> method
* and then exit.
*/
public SwingWorker() {
};
public void run() {
synchronized (SwingWorker.this) {
}
}
};
}
}