FIFOPolicy (JBossCache API) - JBoss 4.0.1 sp1 Cache API Documentation 英文版文档

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org.jboss.cache.eviction
Class FIFOPolicy

java.lang.Object
  org.jboss.cache.eviction.BaseEvictionPolicy
      org.jboss.cache.eviction.LRUPolicy
          org.jboss.cache.eviction.FIFOPolicy

All Implemented Interfaces:: EvictionPolicy, TreeCacheListener

public class FIFOPolicy
extends LRUPolicy

Eviction policy based on the FIFO algorithm where users can specify the max number of nodes and time-to-live for the nodes.

Author:: Morten Kvistgaard 2004-10

Field Summary

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

log_

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

cache_, regionManager_

Constructor Summary

FIFOPolicy()


Method Summary

protected EvictionAlgorithm getEvictionAlgorithm()


void nodeModified(Fqn fqn)
          Called when a node is modified, e.g., one (key, value) pair in the internal map storage has been modified.

void nodeVisited(Fqn fqn)
          Called when a node is visisted, i.e., get().

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

cacheStarted, cacheStopped, configure, getWakeupIntervalSeconds, nodeAdded, nodeCreated, nodeEvicted, nodeLoaded, nodeRemoved, viewChange

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

evict, getCacheData, getChildrenNames, getRegions, hasChild

Methods inherited from class java.lang.Object

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

Constructor Detail

FIFOPolicy

public FIFOPolicy()

Method Detail

getEvictionAlgorithm

protected EvictionAlgorithm getEvictionAlgorithm()

Overrides:: getEvictionAlgorithm in class LRUPolicy

nodeModified

public void nodeModified(Fqn fqn)

Description copied from interface: TreeCacheListener

Called when a node is modified, e.g., one (key, value) pair in the internal map storage has been modified.

Specified by:: nodeModified in interface TreeCacheListener
Overrides:: nodeModified in class LRUPolicy

nodeVisited

public void nodeVisited(Fqn fqn)