com.google.common.base
Class FinalizableSoftReference<T>

java.lang.Object
  extended by java.lang.ref.Reference<T>
      extended by java.lang.ref.SoftReference<T>
          extended by com.google.common.base.FinalizableSoftReference<T>
All Implemented Interfaces:
FinalizableReference

public abstract class FinalizableSoftReference<T>
extends SoftReference<T>
implements FinalizableReference

Soft reference with a finalizeReferent() method which a background thread invokes after the garbage collector reclaims the referent. This is a simpler alternative to using a ReferenceQueue.

Since:
2010.01.04 stable (imported from Google Collections Library)
Author:
Bob Lee

Constructor Summary
protected FinalizableSoftReference(T referent, FinalizableReferenceQueue queue)
          Constructs a new finalizable soft reference.
 
Method Summary
 
Methods inherited from class java.lang.ref.SoftReference
get
 
Methods inherited from class java.lang.ref.Reference
clear, enqueue, isEnqueued
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface com.google.common.base.FinalizableReference
finalizeReferent
 

Constructor Detail

FinalizableSoftReference

protected FinalizableSoftReference(T referent,
                                   FinalizableReferenceQueue queue)
Constructs a new finalizable soft reference.

Parameters:
referent - to softly reference
queue - that should finalize the referent