org.atmosphere.plugin.cluster.jms
Class JMSFilter

java.lang.Object
  org.atmosphere.plugin.cluster.jms.JMSFilter

All Implemented Interfaces:

javax.jms.MessageListener, BroadcastFilter, BroadcastFilterLifecycle, ClusterBroadcastFilter

public class JMSFilter
extends Object
implements javax.jms.MessageListener, ClusterBroadcastFilter

Clustering support based on JMS

Author:

Jean-francois Arcand

Nested Class Summary

Nested classes/interfaces inherited from interface org.atmosphere.cpr.BroadcastFilter

BroadcastFilter.BroadcastAction

Constructor Summary

JMSFilter()

JMSFilter(Broadcaster bc)
Create a JMSFilter based filter.

JMSFilter(Broadcaster bc, String containerName)
Create a JMSFilter based filter.

JMSFilter(Broadcaster bc, String containerName, String clusterName)
Create a JMSFilter based filter.

Method Summary

void	destroy() Shutown the cluster.
BroadcastFilter.BroadcastAction	filter(Object o) Every time a message gets broadcasted, make sure we update the cluster.
Broadcaster	getBroadcaster() Return the current Broadcaster
void	init() Preapre the cluter.
void	onMessage(javax.jms.Message msg)
void	setBroadcaster(Broadcaster bc) Set the current Broadcaster to use when a cluster event happens.
void	setClusterName(String clusterName)

Methods inherited from class java.lang.Object

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

Constructor Detail

JMSFilter

public JMSFilter()

JMSFilter

public JMSFilter(Broadcaster bc)

Create a JMSFilter based filter.

Parameters:

bc - the Broadcaster to use when receiving update from the cluster.

JMSFilter

public JMSFilter(Broadcaster bc,
                 String containerName)

Create a JMSFilter based filter.

Parameters:

bc - the Broadcaster to use when receiving update from the cluster.

containerName - the current WebServer'name.

JMSFilter

public JMSFilter(Broadcaster bc,
                 String containerName,
                 String clusterName)

Create a JMSFilter based filter.

Parameters:

bc - the Broadcaster to use when receiving update from the cluster.

containerName - the current WebServer'name.

clusterName - the cluster's group name.

Method Detail

setClusterName

public void setClusterName(String clusterName)

Specified by:

setClusterName in interface ClusterBroadcastFilter

init

public void init()

Preapre the cluter.

Specified by:

init in interface BroadcastFilterLifecycle

destroy

public void destroy()

Shutown the cluster. TODO: Not sure we should close the cluster.

Specified by:

destroy in interface BroadcastFilterLifecycle

onMessage

public void onMessage(javax.jms.Message msg)

Specified by:

onMessage in interface javax.jms.MessageListener

filter

public BroadcastFilter.BroadcastAction filter(Object o)

Every time a message gets broadcasted, make sure we update the cluster.

Specified by:

filter in interface BroadcastFilter

Parameters:

o - the message to broadcast.

Returns:

The same message.

getBroadcaster

public Broadcaster getBroadcaster()

Return the current Broadcaster

Specified by:

getBroadcaster in interface ClusterBroadcastFilter

setBroadcaster

public void setBroadcaster(Broadcaster bc)

Set the current Broadcaster to use when a cluster event happens.

Specified by:

setBroadcaster in interface ClusterBroadcastFilter

Parameters:

bc -