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

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org.jboss.cache.eviction
Class Region

java.lang.Object
  org.jboss.cache.eviction.Region

public class Region
extends Object

A region is a collection of tree cache nodes that share the same eviction policy configurations, e.g., maxNodes, etc. The region is specified via Fqn.

Author:: Ben Wang 2-2004

Field Summary

protected org.jboss.logging.Logger log_


protected EDU.oswego.cs.dl.util.concurrent.BoundedBuffer nodeEventQueue_


static long WAIT_TIME


Method Summary

EvictionAlgorithm getEvictionAlgorithm()


EvictionPolicy getEvictionPolicy()


String getFqn()


int getMaxNodes()


long getTimeToLiveSeconds()


int nodeEventQueueSize()


protected void putNodeEvent(Fqn fqn, Integer event)


void resetEvictionQueues()


void setAddedNode(Fqn fqn)


void setMaxNodes(int maxNodes)


void setRemovedNode(Fqn fqn)


void setTimeToLiveSeconds(long secs)


void setVisitedNode(Fqn fqn)


EvictedEventNode takeLastEventNode()
          Take the last node from node queue.

String toString()


Methods inherited from class java.lang.Object

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

Field Detail

WAIT_TIME

public static final long WAIT_TIME

See Also:: Constant Field Values

nodeEventQueue_

protected EDU.oswego.cs.dl.util.concurrent.BoundedBuffer nodeEventQueue_

log_

protected org.jboss.logging.Logger log_

Method Detail

getMaxNodes

public int getMaxNodes()

setMaxNodes

public void setMaxNodes(int maxNodes)

getTimeToLiveSeconds

public long getTimeToLiveSeconds()

setTimeToLiveSeconds

public void setTimeToLiveSeconds(long secs)

getEvictionAlgorithm

public EvictionAlgorithm getEvictionAlgorithm()

getEvictionPolicy

public EvictionPolicy getEvictionPolicy()

getFqn

public String getFqn()

setAddedNode

public void setAddedNode(Fqn fqn)

setRemovedNode

public void setRemovedNode(Fqn fqn)

setVisitedNode

public void setVisitedNode(Fqn fqn)

putNodeEvent

protected void putNodeEvent(Fqn fqn,
                            Integer event)

takeLastEventNode

public EvictedEventNode takeLastEventNode()

Take the last node from node queue. It will also remove it from the queue.

Returns:

nodeEventQueueSize

public int nodeEventQueueSize()

resetEvictionQueues

public void resetEvictionQueues()

toString

public String toString()