com.h3c.util.persistence.cassandra.entitymgr.wal

Class WALgroupListener

java.lang.Object

com.h3c.util.persistence.cassandra.entitymgr.wal.WALgroupListener

All Implemented Interfaces:

GroupListener, Serializable

public class WALgroupListener
extends Object
implements GroupListener

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
WALgroupListener(int priority, com.netflix.astyanax.Keyspace keyspace) Get the priority

Method Summary

Methods

Modifier and Type	Method and Description
int	getPriority() This is the callback to get the priority of the instance in the group.
void	processGroupMsg(GroupEvent event, String instanceId) This is the callback to be implemented by the applications to process the groups status change notifications.

Methods inherited from class java.lang.Object

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

Constructor Detail

WALgroupListener

public WALgroupListener(int priority,
                com.netflix.astyanax.Keyspace keyspace)

Get the priority

Parameters:

priority -

keyspace -

Method Detail

processGroupMsg

public void processGroupMsg(GroupEvent event,
                   String instanceId)

Description copied from interface: GroupListener

This is the callback to be implemented by the applications to process the groups status change notifications.

Specified by:

processGroupMsg in interface GroupListener

Parameters:

event - - group event type

instanceId - - instance id of the group member

getPriority

public int getPriority()

Description copied from interface: GroupListener

This is the callback to get the priority of the instance in the group. Leader election is carried based on the priority of the group members.

Specified by:

getPriority in interface GroupListener

Returns:

int - priority