org.atmosphere.plugin.jgroups
Class JGroupsFilter

java.lang.Object
  org.jgroups.ReceiverAdapter
      org.atmosphere.plugin.jgroups.JGroupsFilter

All Implemented Interfaces:

BroadcastFilter, BroadcastFilterLifecycle, ClusterBroadcastFilter, org.jgroups.MembershipListener, org.jgroups.MessageListener, org.jgroups.Receiver

public class JGroupsFilter
extends org.jgroups.ReceiverAdapter
implements ClusterBroadcastFilter

Clustering support based on JGroupsFilter (http://jgroups.org)

Author:

Hubert Iwaniuk

Nested Class Summary

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

BroadcastFilter.BroadcastAction

Constructor Summary

JGroupsFilter()

JGroupsFilter(Broadcaster bc)
Create a JGroupsFilter based filter.

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

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

Method Summary

void	destroy() Shutdown the cluster.
BroadcastFilter.BroadcastAction	filter(Object originalMessage, Object o) Every time a message gets broadcasted, make sure we update the cluster.
Broadcaster	getBroadcaster() Return the current Broadcaster
void	init() Prepare the cluster.
void	receive(org.jgroups.Message message)
void	setBroadcaster(Broadcaster bc) Set the current Broadcaster to use when a cluster event happens.
void	setUri(String clusterName)

Methods inherited from class org.jgroups.ReceiverAdapter

block, getState, setState, suspect, viewAccepted

Methods inherited from class java.lang.Object

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

Constructor Detail

JGroupsFilter

public JGroupsFilter()

JGroupsFilter

public JGroupsFilter(Broadcaster bc)

Create a JGroupsFilter based filter.

Parameters:

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

JGroupsFilter

public JGroupsFilter(Broadcaster bc,
                     String containerName)

Create a JGroupsFilter based filter.

Parameters:

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

containerName - the current WebServer'name.

JGroupsFilter

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

Create a JGroupsFilter 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

setUri

public void setUri(String clusterName)

Specified by:

setUri in interface ClusterBroadcastFilter

init

public void init()

Prepare the cluster.

Specified by:

init in interface BroadcastFilterLifecycle

destroy

public void destroy()

Shutdown the cluster.

Specified by:

destroy in interface BroadcastFilterLifecycle

receive

public void receive(org.jgroups.Message message)

Specified by:

receive in interface org.jgroups.MessageListener

Overrides:

receive in class org.jgroups.ReceiverAdapter

filter

public BroadcastFilter.BroadcastAction filter(Object originalMessage,
                                              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 -