com.pcbsys.nirvana.nAdminAPI.nClusterEventListener Interface Reference

Interface allowing client applications to receive cluster specific callbacks. More...


Public Member Functions
void	memberAdded (nRealmNode node)
	Called with a new Nirvana Realm is added to the cluster.
void	memberDeleted (nRealmNode node)
	Called when a Nirvana Realm is deleted from the cluster.
void	quorumLost ()
	Called when the cluster has lost quorum.
void	quorumReached (nRealmNode masterNode)
	Called when the cluster achieves quorum.
void	report (string source, string message)
	Called when cluster log events are received.
void	stateChange (nRealmNode node, string newState)
	Called when a member of the cluster changes state.
void	statusUpdate (nClusterStatus update)
	Called when a Cluster status has changed.

Detailed Description

Interface allowing client applications to receive cluster specific callbacks.

void com.pcbsys.nirvana.nAdminAPI.nClusterEventListener.memberAdded ( nRealmNode node )

Called with a new Nirvana Realm is added to the cluster.

Parameters:

node

nRealmNode object of the added realm.

void com.pcbsys.nirvana.nAdminAPI.nClusterEventListener.memberDeleted ( nRealmNode node )

Called when a Nirvana Realm is deleted from the cluster.

Parameters:

node

nRealmNode object of the deleted realm.

void com.pcbsys.nirvana.nAdminAPI.nClusterEventListener.quorumReached ( nRealmNode masterNode )

Called when the cluster achieves quorum.

Parameters:

masterNode

nRealmNode of the master node for the cluster.

void com.pcbsys.nirvana.nAdminAPI.nClusterEventListener.report	(	string	source,
		string	message
	)

Called when cluster log events are received.

Parameters:

	source	Realm server where the log event came from.
	message	Cluster message text.

void com.pcbsys.nirvana.nAdminAPI.nClusterEventListener.stateChange	(	nRealmNode	node,
		string	newState
	)

Called when a member of the cluster changes state.

Parameters:

	node	of the realm within the cluster.
	newState	new state that the node has achieved.

void com.pcbsys.nirvana.nAdminAPI.nClusterEventListener.statusUpdate ( nClusterStatus update )

Called when a Cluster status has changed.

Parameters:

update

nClusterStatus object containing the changes to the cluster.