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CacheStore (JBoss Messaging API) - JBoss 3.2.7 messaging API Documentation 英文版文档

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org.jboss.mq.pm.file
Class CacheStore

java.lang.Object
  org.jboss.mx.util.JBossNotificationBroadcasterSupport
      org.jboss.system.ServiceMBeanSupport
          org.jboss.mq.pm.file.CacheStore

All Implemented Interfaces:

CacheStore, CacheStoreMBean, CacheStoreMBean, javax.management.MBeanRegistration, javax.management.NotificationBroadcaster, javax.management.NotificationEmitter, org.jboss.system.Service, org.jboss.system.ServiceMBean

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public class CacheStore

extends org.jboss.system.ServiceMBeanSupport

implements CacheStore, CacheStoreMBean

This class manages the persistence needs of the MessageCache

Version:

$Revision: 1.8.2.1 $

Author:

Hiram Chirino

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Field Summary

 

Fields inherited from class org.jboss.system.ServiceMBeanSupport

log, server, SERVICE_CONTROLLER_SIG, serviceName

 

Fields inherited from interface org.jboss.system.ServiceMBean

CREATE_EVENT, CREATED, DESTROY_EVENT, DESTROYED, FAILED, REGISTERED, START_EVENT, STARTED, STARTING, states, STOP_EVENT, STOPPED, STOPPING, UNREGISTERED

 

Constructor Summary

CacheStore()

 

Method Summary
String	getDataDirectory()           Gets the DataDirectory attribute of the CacheStoreMBean object
Object	getInstance()           Get the instance
SpyMessage	loadFromStorage(MessageReference mh)           Reads the message refered to by the MessagReference back as a SpyMessage
void	removeFromStorage(MessageReference mh)           Removes the message that was stored in secondary storage.
void	saveToStorage(MessageReference mh, SpyMessage message)           Stores the given message to secondary storeage.
void	setDataDirectory(String newDataDirectory)           Sets the DataDirectory attribute of the CacheStoreMBean object
protected  void	startService()           This gets called to start the service.

 

Methods inherited from class org.jboss.system.ServiceMBeanSupport

create, createService, destroy, destroyService, getLog, getName, getNextNotificationSequenceNumber, getObjectName, getServer, getServiceName, getState, getStateString, jbossInternalCreate, jbossInternalDescription, jbossInternalDestroy, jbossInternalLifecycle, jbossInternalStart, jbossInternalStop, postDeregister, postRegister, preDeregister, preRegister, start, stop, stopService

 

Methods inherited from class org.jboss.mx.util.JBossNotificationBroadcasterSupport

addNotificationListener, getNotificationInfo, handleNotification, removeNotificationListener, removeNotificationListener, sendNotification

 

Methods inherited from class java.lang.Object

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

 

Methods inherited from interface org.jboss.system.ServiceMBean

getName, getState, getStateString, jbossInternalLifecycle

 

Methods inherited from interface org.jboss.system.Service

create, destroy, start, stop

 

Constructor Detail

CacheStore

public CacheStore()

Method Detail

loadFromStorage

public SpyMessage loadFromStorage(MessageReference mh)
                           throws javax.jms.JMSException

Description copied from interface: CacheStore

Reads the message refered to by the MessagReference back as a SpyMessage

Specified by:

loadFromStorage in interface CacheStore

Parameters:

mh - the message reference

Returns:

the message

Throws:

javax.jms.JMSException - for any error

See Also:

loadFromStorage(MessageReference)

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saveToStorage

public void saveToStorage(MessageReference mh,
                          SpyMessage message)
                   throws javax.jms.JMSException

Description copied from interface: CacheStore

Stores the given message to secondary storeage. You should be able to use the MessagReference to load the message back later.

Specified by:

saveToStorage in interface CacheStore

Parameters:

mh - the message reference

message - the message

Throws:

javax.jms.JMSException - for any error

See Also:

saveToStorage(MessageReference, SpyMessage)

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removeFromStorage

public void removeFromStorage(MessageReference mh)
                       throws javax.jms.JMSException

Description copied from interface: CacheStore

Removes the message that was stored in secondary storage.

Specified by:

removeFromStorage in interface CacheStore

Parameters:

mh - the message reference

Throws:

javax.jms.JMSException - for any error

See Also:

removeFromStorage(MessageReference)

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getDataDirectory

public String getDataDirectory()

Gets the DataDirectory attribute of the CacheStoreMBean object

Specified by:

getDataDirectory in interface CacheStoreMBean

Returns:

The DataDirectory value

See Also:

CacheStoreMBean.getDataDirectory()

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setDataDirectory

public void setDataDirectory(String newDataDirectory)

Sets the DataDirectory attribute of the CacheStoreMBean object

Specified by:

setDataDirectory in interface CacheStoreMBean

Parameters:

newDataDirectory - The new DataDirectory value

See Also:

CacheStoreMBean.setDataDirectory(java.lang.String)

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startService

protected void startService()
                     throws Exception

This gets called to start the service.

Throws:

Exception

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getInstance

public Object getInstance()

Description copied from interface: CacheStoreMBean

Get the instance

Specified by:

getInstance in interface CacheStoreMBean

Returns:

the cache store

See Also:

CacheStoreMBean#getCacheStoreInstance()

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