org.jboss.cache.aop.eviction
Class AopLRUPolicy

java.lang.Object
  org.jboss.cache.eviction.BaseEvictionPolicy
      org.jboss.cache.eviction.LRUPolicy
          org.jboss.cache.aop.eviction.AopLRUPolicy

All Implemented Interfaces:

AopEvictionPolicy, EvictionPolicy

public class AopLRUPolicy
extends LRUPolicy
implements AopEvictionPolicy

Provider to provide eviction policy. This one is based on LRU algorithm that a user can specify either maximum number of nodes or the idle time of a node to be evicted.

Author:

Ben Wang 02-2004

Field Summary

Fields inherited from class org.jboss.cache.eviction.LRUPolicy

algorithm, regionManager_

Fields inherited from class org.jboss.cache.eviction.BaseEvictionPolicy

cache_

Constructor Summary

AopLRUPolicy()

Method Summary

boolean	canIgnoreEvent(Fqn fqn) Override to provide PojoCache specific behavior.
EvictionAlgorithm	getEvictionAlgorithm() Get the associated EvictionAlgorithm used by the EvictionPolicy.

Methods inherited from class org.jboss.cache.eviction.LRUPolicy

configure, getEvictionConfigurationClass

Methods inherited from class org.jboss.cache.eviction.BaseEvictionPolicy

evict, getCacheData, getChildrenNames, hasChild

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jboss.cache.eviction.EvictionPolicy

evict, getCacheData, getChildrenNames, hasChild

Constructor Detail

AopLRUPolicy

public AopLRUPolicy()

Method Detail

getEvictionAlgorithm

public EvictionAlgorithm getEvictionAlgorithm()

Description copied from interface: EvictionPolicy

Get the associated EvictionAlgorithm used by the EvictionPolicy.

This relationship should be 1-1.

Specified by:

getEvictionAlgorithm in interface EvictionPolicy

Overrides:

getEvictionAlgorithm in class LRUPolicy

Returns:

An EvictionAlgorithm implementation.

canIgnoreEvent

public boolean canIgnoreEvent(Fqn fqn)

Override to provide PojoCache specific behavior.

Specified by:

canIgnoreEvent in interface EvictionPolicy

Overrides:

canIgnoreEvent in class BaseEvictionPolicy

Parameters:

fqn -

Returns:

true to ignore events for this Fqn. false to process events normally.