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

java.lang.Object
  java.lang.ref.Reference<T>
      java.lang.ref.WeakReference<T>
          com.google.common.base.FinalizableWeakReference<T>

All Implemented Interfaces:

FinalizableReference

public abstract class FinalizableWeakReference<T>
extends java.lang.ref.WeakReference<T>
implements FinalizableReference

Weak 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.

Author:

Bob Lee

Constructor Summary

protected

FinalizableWeakReference(T referent, FinalizableReferenceQueue queue) Consructs a new finalizable weak reference.

Method Summary

Methods inherited from class java.lang.ref.Reference

clear, enqueue, get, 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

FinalizableWeakReference

protected FinalizableWeakReference(T referent,
                                   FinalizableReferenceQueue queue)

Consructs a new finalizable weak reference.

Parameters:

referent - to weakly reference

queue - that should finalize the referent