java.lang.ref

Class FinalizerReference<T>

java.lang.Object

java.lang.ref.Reference<T>

java.lang.ref.FinalizerReference<T>

public final class FinalizerReference<T>
extends Reference<T>

Field Summary

Fields

Modifier and Type	Field and Description
static ReferenceQueue<Object>	queue

Fields inherited from class java.lang.ref.Reference

pendingNext

Constructor Summary

Constructors

Constructor and Description
FinalizerReference(T r, ReferenceQueue<? super T> q)

Method Summary

Modifier and Type	Method and Description
static void	add(Object referent)
void	clear() Makes the referent null.
static void	finalizeAllEnqueued(long timeout) Waits for all currently-enqueued references to be finalized.
T	get() Returns the referent of the reference object.
static void	remove(FinalizerReference<?> reference)

Methods inherited from class java.lang.ref.Reference

enqueue, enqueueInternal, isEnqueued

Methods inherited from class java.lang.Object

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

Field Detail

queue

public static final ReferenceQueue<Object> queue

Constructor Detail

FinalizerReference

public FinalizerReference(T r,
                          ReferenceQueue<? super T> q)

Method Detail

get

public T get()

Description copied from class: Reference

Returns the referent of the reference object.

Overrides:

get in class Reference<T>

Returns:

the referent to which reference refers, or null if the object has been cleared.

clear

public void clear()

Description copied from class: Reference

Makes the referent null. This does not force the reference object to be enqueued.

Overrides:

clear in class Reference<T>

add

public static void add(Object referent)

remove

public static void remove(FinalizerReference<?> reference)

finalizeAllEnqueued

public static void finalizeAllEnqueued(long timeout)
                                throws InterruptedException

Waits for all currently-enqueued references to be finalized.

Throws:

InterruptedException