net.dontdrinkandroot.cache.expungestrategy.impl
Class LfuExpungeStrategy

java.lang.Object
  net.dontdrinkandroot.cache.expungestrategy.impl.AbstractMaxSizeExpungeStrategy
      net.dontdrinkandroot.cache.expungestrategy.impl.AbstractOneOverMaxSizeExpungeStrategy
          net.dontdrinkandroot.cache.expungestrategy.impl.LfuExpungeStrategy

All Implemented Interfaces:

ExpungeStrategy

public class LfuExpungeStrategy
extends AbstractOneOverMaxSizeExpungeStrategy

ExpungeStrategy that triggers on each entry added over the max size and selects the least frequently used entry.

Author:

Philip W. Sorst

Field Summary

Fields inherited from class net.dontdrinkandroot.cache.expungestrategy.impl.AbstractMaxSizeExpungeStrategy

maxSize

Constructor Summary

LfuExpungeStrategy(int maxSize)

Method Summary

protected <K,M extends MetaData> Comparator<Map.Entry<K,M>>

getComparator()

Methods inherited from class net.dontdrinkandroot.cache.expungestrategy.impl.AbstractOneOverMaxSizeExpungeStrategy

triggers

Methods inherited from class net.dontdrinkandroot.cache.expungestrategy.impl.AbstractMaxSizeExpungeStrategy

getMaxSize, getToExpungeMetaData, setMaxSize

Methods inherited from class java.lang.Object

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

Constructor Detail

LfuExpungeStrategy

public LfuExpungeStrategy(int maxSize)

Method Detail

getComparator

protected <K,M extends MetaData> Comparator<Map.Entry<K,M>> getComparator()

Specified by:

getComparator in class AbstractMaxSizeExpungeStrategy