org.jboss.cache.interceptors
Class PassivationInterceptor

java.lang.Object
  extended by org.jboss.cache.interceptors.Interceptor
      extended by org.jboss.cache.interceptors.PassivationInterceptor
All Implemented Interfaces:
InterceptorMBean, PassivationInterceptorMBean

public class PassivationInterceptor
extends Interceptor
implements PassivationInterceptorMBean

Writes evicted nodes back to the store on the way in through the CacheLoader, either before each method call (no TXs), or at TX commit.

Version:
$Id: PassivationInterceptor.java,v 1.22 2006/06/06 10:17:14 msurtani Exp $
Author:
{Hany Mesha}

Field Summary
protected  CacheLoader loader
           
 
Constructor Summary
PassivationInterceptor()
           
 
Method Summary
 java.util.Map dumpStatistics()
          Returns a map of the cache interceptor's statistics Map elements consist of {String name, Object value} entries
 long getPassivations()
          Returns the number of cache node passivations
 java.lang.Object invoke(org.jgroups.blocks.MethodCall call)
          Notifies the cache instance listeners that the evicted node is about to be passivated and stores the evicted node and its attributes back to the store using the CacheLoader.
 void resetStatistics()
          Resets an interceptor's cache statistics
 void setCache(TreeCache cache)
           
 
Methods inherited from class org.jboss.cache.interceptors.Interceptor
getInvocationContext, getNext, getStatisticsEnabled, isActive, isBuddyGroupOrganisationMethod, isOnePhaseCommitPrepareMehod, isPreparing, isTransactionLifecycleMethod, isValid, setInvocationContext, setNext, setStatisticsEnabled
 
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.interceptors.InterceptorMBean
getStatisticsEnabled, setStatisticsEnabled
 

Field Detail

loader

protected CacheLoader loader
Constructor Detail

PassivationInterceptor

public PassivationInterceptor()
Method Detail

setCache

public void setCache(TreeCache cache)
Overrides:
setCache in class Interceptor

invoke

public java.lang.Object invoke(org.jgroups.blocks.MethodCall call)
                        throws java.lang.Throwable
Notifies the cache instance listeners that the evicted node is about to be passivated and stores the evicted node and its attributes back to the store using the CacheLoader.

Overrides:
invoke in class Interceptor
Parameters:
m -
Returns:
Throws:
java.lang.Throwable

getPassivations

public long getPassivations()
Description copied from interface: PassivationInterceptorMBean
Returns the number of cache node passivations

Specified by:
getPassivations in interface PassivationInterceptorMBean
Returns:
the number of cache node passivations

resetStatistics

public void resetStatistics()
Description copied from interface: InterceptorMBean
Resets an interceptor's cache statistics

Specified by:
resetStatistics in interface InterceptorMBean
Overrides:
resetStatistics in class Interceptor

dumpStatistics

public java.util.Map dumpStatistics()
Description copied from interface: InterceptorMBean
Returns a map of the cache interceptor's statistics Map elements consist of {String name, Object value} entries

Specified by:
dumpStatistics in interface InterceptorMBean
Overrides:
dumpStatistics in class Interceptor
Returns:
a map containing statistics


Copyright 1998-2005 JBoss Inc . All Rights Reserved.