org.sharengo.wikitty.jms
Class WikittyExtensionSubscriberJMS

java.lang.Object
  org.sharengo.wikitty.jms.WikittyExtensionSubscriberJMS

All Implemented Interfaces:

javax.jms.MessageListener

public class WikittyExtensionSubscriberJMS
extends Object
implements javax.jms.MessageListener

WikittyExtensionSubscriberJMS.

Since:

11 févr. 2010 17:58:34

Version:

$Revision: 1 $ $Date: 2010-04-16 10:29:38 +0200 (ven., 16 avril 2010) $

Author:

$Author: echatellier $

Field Summary

protected javax.jms.TopicConnectionFactory	connectionFactory
protected WikittyExtensionStorage	delegateExtensionStorage
protected javax.jms.Topic	topic
protected javax.jms.TopicConnection	topicConnection
protected javax.jms.TopicSession	topicSession
protected javax.jms.TopicSubscriber	topicSubscriber

Constructor Summary

WikittyExtensionSubscriberJMS(WikittyExtensionStorage delegateExtensionStorage, Properties properties)
Creates a durable subscriber on a topic named WikittyExtensionStorageTopic.

Method Summary

protected void	actionClear(WikittyTransaction transaction, WikittyActionMessage message)
protected void	actionStore(WikittyTransaction transaction, WikittyActionMessage message)
void	close()
protected void	finalize()
protected void	onActionMessage(WikittyTransaction transaction, WikittyActionMessage message)
void	onMessage(javax.jms.Message message) Forwards the message to the delegateExtensionStorage according to its type (TextMessage or ObjectMessage) and its client properties.
void	start()
void	stop()

Methods inherited from class java.lang.Object

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

Field Detail

connectionFactory

protected final javax.jms.TopicConnectionFactory connectionFactory

topicConnection

protected final javax.jms.TopicConnection topicConnection

topic

protected final javax.jms.Topic topic

topicSession

protected final javax.jms.TopicSession topicSession

topicSubscriber

protected final javax.jms.TopicSubscriber topicSubscriber

delegateExtensionStorage

protected final WikittyExtensionStorage delegateExtensionStorage

Constructor Detail

WikittyExtensionSubscriberJMS

public WikittyExtensionSubscriberJMS(WikittyExtensionStorage delegateExtensionStorage,
                                     Properties properties)
                              throws NamingException,
                                     javax.jms.JMSException

Creates a durable subscriber on a topic named WikittyExtensionStorageTopic. All received messages are dispatched to the specified delegateExtensionStorage.

Parameters:

delegateExtensionStorage - an instance of WikittyExtensionStorage

properties - properties passed to InitialContext, it must contains at least a value for the Context.PROVIDER_URL

Throws:

NamingException

javax.jms.JMSException

Method Detail

start

public void start()
           throws Exception

Throws:

Exception

stop

public void stop()
          throws Exception

Throws:

Exception

close

public void close()
           throws javax.jms.JMSException

Throws:

javax.jms.JMSException

finalize

protected void finalize()
                 throws Throwable

Overrides:

finalize in class Object

Throws:

Throwable

onMessage

public void onMessage(javax.jms.Message message)

Forwards the message to the delegateExtensionStorage according to its type (TextMessage or ObjectMessage) and its client properties. More precisely, the action client property determines the delegateExtensionStorage's method which will be invoked.

Specified by:

onMessage in interface javax.jms.MessageListener

Parameters:

message - the incoming message

onActionMessage

protected void onActionMessage(WikittyTransaction transaction,
                               WikittyActionMessage message)

actionStore

protected void actionStore(WikittyTransaction transaction,
                           WikittyActionMessage message)
                    throws javax.jms.JMSException

Throws:

javax.jms.JMSException

actionClear

protected void actionClear(WikittyTransaction transaction,
                           WikittyActionMessage message)