Package 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

@GwtIncompatible
public abstract class FinalizableWeakReference<T>
extends 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.

Since:

2.0

Author:

Bob Lee

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	FinalizableWeakReference(T referent, FinalizableReferenceQueue queue)	Constructs a new finalizable weak reference.

Method Summary

Methods inherited from class java.lang.ref.Reference

clear, clone, enqueue, get, isEnqueued, reachabilityFence

Methods inherited from class java.lang.Object

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(@CheckForNull
                                   T referent,
                                   FinalizableReferenceQueue queue)

Constructs a new finalizable weak reference.

Parameters:

referent - to weakly reference

queue - that should finalize the referent