org.biojava.utils.cache
Class KeyedWeakReference

java.lang.Object
  |
  +--java.lang.ref.Reference
        |
        +--java.lang.ref.WeakReference
              |
              +--org.biojava.utils.cache.KeyedWeakReference

public class KeyedWeakReference

extends java.lang.ref.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

KeyedWeakReference(java.lang.Object key, java.lang.Object ref)

KeyedWeakReference(java.lang.Object key, java.lang.Object ref, java.lang.ref.ReferenceQueue queue)

Method Summary

java.lang.Object

getKey()

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

Constructor Detail

KeyedWeakReference

public KeyedWeakReference(java.lang.Object key,
                          java.lang.Object ref)

KeyedWeakReference

public KeyedWeakReference(java.lang.Object key,
                          java.lang.Object ref,
                          java.lang.ref.ReferenceQueue queue)

Method Detail

getKey

public java.lang.Object getKey()