com.antelmann.util
Class WeakHolder<T>

java.lang.Object
  com.antelmann.util.ReferenceHolder<T>
      com.antelmann.util.WeakHolder<T>

All Implemented Interfaces:

Refreshable, ValueRetriever<T>, Wrapped<ValueRetriever<T>>

public class WeakHolder<T>
extends ReferenceHolder<T>

useful to cache a large value 'weakly' through a ValueRetriever using a WeakReference and very easy to use. If the reference is garbage collected, the value is re-retrieved via the embedded ValueRetriever.

Since:

27.06.2015

Author:

Holger Antelmann

Constructor Summary

WeakHolder(ValueRetriever<T> retriever)

Method Summary

Methods inherited from class com.antelmann.util.ReferenceHolder

clear, getRelevantValue, getValue, isAvailable, isWired, refreshContent, setCurrentValue, setRetriever, setWired, unwrap

Methods inherited from class java.lang.Object

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

Constructor Detail

WeakHolder

public WeakHolder(ValueRetriever<T> retriever)