nl.tudelft.simulation.event.ref
Class WeakReference

java.lang.Object
  nl.tudelft.simulation.event.ref.WeakReference

All Implemented Interfaces:

Reference, java.io.Serializable

public class WeakReference

extends java.lang.Object

implements Reference

A WeakReference. The weakreference extends the java.lang.ref.WeakReference and besides implementing the Reference interface no changes are defined.

(c) copyright 2003 Delft University of Technology , the Netherlands.
See for project information www.simulation.tudelft.nl
License of use: General Public License (GPL) , no warranty

Since:

1.2

Version:

1.2 2004-03-18

Author:

Peter Jacobs

See Also:

Serialized Form

Constructor Summary

WeakReference(java.lang.Object referent)
Creates a new weak reference that refers to the given object.

Method Summary

java.lang.Object

get() Returns this reference object's referent.

Methods inherited from class java.lang.Object

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

Constructor Detail

WeakReference

public WeakReference(java.lang.Object referent)

Creates a new weak reference that refers to the given object. The new reference is not registered with any queue.

Parameters:

referent - object the new weak reference will refer to

Method Detail

get

public java.lang.Object get()

Description copied from interface: Reference

Returns this reference object's referent. If this reference object has been cleared, either by the program or by the garbage collector, then this method returns null.

Specified by:

get in interface Reference

Returns:

The object to which this reference refers, or null if this reference object has been cleared

See Also:

Reference.get()