org.apache.tools.ant.util
Class WeakishReference

java.lang.Object
  |
  +--org.apache.tools.ant.util.WeakishReference

Direct Known Subclasses:

WeakishReference.HardReference, WeakishReference12

public abstract class WeakishReference

extends java.lang.Object

this is a weak reference on java1.2 and up, a hard reference on java1.1

Since:

ant1.6

Nested Class Summary

static class

WeakishReference.HardReference A hard reference for Java 1.1

Constructor Summary

WeakishReference()

Method Summary

static WeakishReference	createReference(java.lang.Object object) create the appropriate type of reference for the java version
abstract 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

WeakishReference

public WeakishReference()

Method Detail

createReference

public static WeakishReference createReference(java.lang.Object object)

create the appropriate type of reference for the java version

Parameters:

object -

Returns:

reference to the Object.

get

public abstract java.lang.Object get()

Returns this reference object's referent. If this reference object has been cleared, then this method returns null.

Returns:

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