com.itextpdf.rups.model
Class BackgroundTask

java.lang.Object
  extended by com.itextpdf.rups.model.BackgroundTask
Direct Known Subclasses:
ObjectLoader

public abstract class BackgroundTask
extends Object

Allows you to perform long lasting tasks in background. If we ever move to Java 6, we should use the SwingWorker class (included in the JDK) instead of this custom Event Dispatching code.


Nested Class Summary
private static class BackgroundTask.ThreadWrapper
          Inner class that holds the reference to the thread.
 
Field Summary
private  BackgroundTask.ThreadWrapper thread
          A wrapper for the tread that executes a time-consuming task.
 
Constructor Summary
BackgroundTask()
          Starts a thread.
 
Method Summary
abstract  void doTask()
          Implement this class; the time-consuming task will go here.
 void finished()
          Called on the event dispatching thread once the construct method has finished its task.
 void interrupt()
          Forces the thread to stop what it's doing.
 void start()
          Starts the thread.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

thread

private BackgroundTask.ThreadWrapper thread
A wrapper for the tread that executes a time-consuming task.

Constructor Detail

BackgroundTask

public BackgroundTask()
Starts a thread. Executes the time-consuming task in the construct method; finally calls the finish().

Method Detail

doTask

public abstract void doTask()
Implement this class; the time-consuming task will go here.


start

public void start()
Starts the thread.


interrupt

public void interrupt()
Forces the thread to stop what it's doing.


finished

public void finished()
Called on the event dispatching thread once the construct method has finished its task.


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