public abstract class SwingWorker
extends java.lang.Object
Modifier and Type | Class and Description |
---|---|
private static class |
SwingWorker.ThreadVar
Class to maintain reference to current worker thread
under separate synchronization control.
|
Modifier and Type | Field and Description |
---|---|
private SwingWorker.ThreadVar |
threadVar |
private java.lang.Object |
value |
Constructor and Description |
---|
SwingWorker()
Start a thread that will call the
construct method
and then exit. |
Modifier and Type | Method and Description |
---|---|
abstract java.lang.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. |
java.lang.Object |
get()
Return the value created by the
construct method. |
protected java.lang.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.
|
private void |
setValue(java.lang.Object x)
Set the value produced by worker thread
|
void |
start()
Start the worker thread.
|
private java.lang.Object value
private SwingWorker.ThreadVar threadVar
public SwingWorker()
construct
method
and then exit.protected java.lang.Object getValue()
private void setValue(java.lang.Object x)
public abstract java.lang.Object construct()
get
method.public void finished()
construct
method has returned.public void interrupt()
public java.lang.Object get()
construct
method.
Returns null if either the constructing thread or the current
thread was interrupted before a value was produced.construct
methodpublic void start()