Package org.biojava.utils.cache

Class KeyedWeakReference

java.lang.Object

java.lang.ref.Reference<T>

java.lang.ref.WeakReference

org.biojava.utils.cache.KeyedWeakReference

public class KeyedWeakReference
extends WeakReference

Subclass of WeakReference which includes and extra field (the key) which can be used to help cleanup once this reference has been enqueued.

Since:

1.3

Author:

Thomas Down

Constructor Summary

Constructors

Constructor	Description
KeyedWeakReference(Object key, Object ref)
KeyedWeakReference(Object key, Object ref, ReferenceQueue queue)

Method Summary

Modifier and Type	Method	Description
Object	getKey()

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

Constructor Detail

KeyedWeakReference

public KeyedWeakReference(Object key,
                          Object ref)

KeyedWeakReference

public KeyedWeakReference(Object key,
                          Object ref,
                          ReferenceQueue queue)

Method Detail

getKey

public Object getKey()