org.jurvis.swing
Class JvSwingWorker

java.lang.Object
  extended by org.jurvis.swing.JvSwingWorker

public abstract class JvSwingWorker
extends Object

An abstract class that you subclass to perform GUI-related work in a dedicated thread. For instructions on using this class, see: http://java.sun.com/docs/books/tutorial/uiswing/misc/threads.html Note that the API changed slightly in the 3rd version: You must now invoke start() on the SwingWorker after creating it.


Constructor Summary
JvSwingWorker()
          Start a thread that will call the construct method and then exit.
 
Method Summary
abstract  Object construct()
          Compute the value to be returned by the get method.
 void finished()
          Called on the event dispatching thread (not on the worker thread) after the construct method has returned.
 Object get()
          Return the value created by the construct method.
protected  Object getValue()
          Get the value produced by the worker thread, or null if it hasn't been constructed yet.
 void interrupt()
          A new method that interrupts the worker thread.
 void start()
          Start the worker thread.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

JvSwingWorker

public JvSwingWorker()
Start a thread that will call the construct method and then exit.

Method Detail

getValue

protected Object getValue()
Get the value produced by the worker thread, or null if it hasn't been constructed yet.


construct

public abstract Object construct()
Compute the value to be returned by the get method.


finished

public void finished()
Called on the event dispatching thread (not on the worker thread) after the construct method has returned.


interrupt

public void interrupt()
A new method that interrupts the worker thread. Call this method to force the worker to stop what it's doing.


get

public Object get()
Return the value created by the construct method. Returns null if either the constructing thread or the current thread was interrupted before a value was produced.

Returns:
the value created by the construct method

start

public void start()
Start the worker thread.



Copyright © 1999-2004 Neil W. Weber. All Rights Reserved.