org.atmosphere.plugin.cluster.jgroups
Class JGroupsFilter

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

All Implemented Interfaces:

BroadcastFilter<String>, BroadcastFilterLifecycle<String>, ClusterBroadcastFilter<String>, org.jgroups.MembershipListener, org.jgroups.MessageListener, org.jgroups.Receiver

public class JGroupsFilter
extends org.jgroups.ReceiverAdapter
implements ClusterBroadcastFilter<String>

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

Author:

Hubert Iwaniuk

Constructor Summary

JGroupsFilter()

JGroupsFilter(Broadcaster<HttpServletRequest,HttpServletResponse,String> bc)
Create a JGroupsFilter based filter.

JGroupsFilter(Broadcaster<HttpServletRequest,HttpServletResponse,String> bc, String containerName)
Create a JGroupsFilter based filter.

JGroupsFilter(Broadcaster<HttpServletRequest,HttpServletResponse,String> bc, String containerName, String clusterName)
Create a JGroupsFilter based filter.

Method Summary

void	destroy() Shutown the cluster.
String	filter(String message) Every time a message gets broadcasted, make sure we update the cluster.
Broadcaster	getBroadcaster() Return the current Broadcaster
void	init() Preapre the cluter.
void	receive(org.jgroups.Message message)
void	setBroadcaster(Broadcaster bc) Set the current Broadcaster to use when a cluster event happens.
void	setClusterName(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<HttpServletRequest,HttpServletResponse,String> bc)

Create a JGroupsFilter based filter.

Parameters:

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

JGroupsFilter

public JGroupsFilter(Broadcaster<HttpServletRequest,HttpServletResponse,String> 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<HttpServletRequest,HttpServletResponse,String> 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

setClusterName

public void setClusterName(String clusterName)

Specified by:

setClusterName in interface ClusterBroadcastFilter<String>

init

public void init()

Preapre the cluter.

Specified by:

init in interface BroadcastFilterLifecycle<String>

destroy

public void destroy()

Shutown the cluster.

Specified by:

destroy in interface BroadcastFilterLifecycle<String>

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 String filter(String message)

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

Specified by:

filter in interface BroadcastFilter<String>

Parameters:

message - the message to broadcast.

Returns:

The same message.

getBroadcaster

public Broadcaster getBroadcaster()

Return the current Broadcaster

Specified by:

getBroadcaster in interface ClusterBroadcastFilter<String>

setBroadcaster

public void setBroadcaster(Broadcaster bc)

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

Specified by:

setBroadcaster in interface ClusterBroadcastFilter<String>

Parameters:

bc -