Package org.apache.struts2.inject.util

Class FinalizableWeakReference<T>

java.lang.Object

java.lang.ref.Reference<T>

java.lang.ref.WeakReference<T>

org.apache.struts2.inject.util.FinalizableWeakReference<T>

public abstract class FinalizableWeakReference<T>
extends WeakReference<T>

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:

crazybob@google.com (Bob Lee)

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	FinalizableWeakReference(T referent)

Method Summary

Modifier and Type	Method	Description
void	finalizeReferent()	Invoked on a background thread after the referent has been garbage collected.

Methods inherited from class java.lang.ref.Reference

clear, clone, enqueue, get, isEnqueued, reachabilityFence, refersTo

Methods inherited from class java.lang.Object

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

Constructor Details

FinalizableWeakReference

protected FinalizableWeakReference(T referent)

Method Details

finalizeReferent

void finalizeReferent()

Invoked on a background thread after the referent has been garbage collected.