net.sourceforge.xwing
Class WeakSourceSink

java.lang.Object
  net.sourceforge.xwing.AbstractSourceSink
      net.sourceforge.xwing.WeakSourceSink

All Implemented Interfaces:

SourceSink

public class WeakSourceSink

extends AbstractSourceSink

A SourceSink that acts as a proxy to another SourceSink. The change listener that attaches the other SourceSink back to this one is implemented via a WeakReference so that this SourceSink may be garbage collected even if the other SourceSink is still reachable.

Version:

$Revision: 1.2 $

Author:

Scott Howlett

Constructor Summary

WeakSourceSink(SourceSink ss)
Create a new WeakSourceSink.

Method Summary

Object	get() Retrieve some value.
void	set(Object newValue) Store some value.

Methods inherited from class net.sourceforge.xwing.AbstractSourceSink

addChangeListener, fireStateChanged, removeChangeListener

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

WeakSourceSink

public WeakSourceSink(SourceSink ss)

Create a new WeakSourceSink.

Parameters:

ss - the SourceSink that values are read from and written to.

Method Detail

get

public Object get()

Description copied from interface: SourceSink

Retrieve some value.

Returns:

a value.

set

public void set(Object newValue)

Description copied from interface: SourceSink

Store some value.

Parameters:

newValue - The value to be stored. In general, if a value is stored via set(), the value retrieved by a subsequent get() call will equal the set value as defined by the value's equals() method.