org.ow2.proactive.resourcemanager.frontend

Interface RMMonitoring

All Known Implementing Classes:

RMMonitoringImpl

@PublicAPI
public interface RMMonitoring

An interface Front-End for the Monitoring of the Resource Manager. This interface provides a way for a monitor to ask at Resource Manager to throw events generated by nodes and nodes sources management.

Since:

ProActive Scheduling 0.9

See Also:

RMEventListener

Method Summary

Modifier and Type	Method and Description
RMInitialState	addRMEventListener(RMEventListener listener, RMEventType... events) Register a new Resource manager listener.
int	getNeededNodes()
RMInitialState	getState() Gets the current snapshot of the resource manager state providing detailed nodes and node source information.
boolean	isAlive() Deprecated.
void	removeRMEventListener() Removes a listener from RMMonitoring.

Method Detail

isAlive

@Deprecated
boolean isAlive()

Deprecated.

ping the RM

Returns:

true if the RM is still alive

addRMEventListener

RMInitialState addRMEventListener(RMEventListener listener,
                                  RMEventType... events)

Register a new Resource manager listener. Way to a monitor object to ask at RMMonitoring to throw RM events to it.

Parameters:

listener - a listener object which implements RMEventListener interface.

events - list of wanted events that must be received.

Returns:

RMInitialState snapshot of RM's current state : nodes and node sources.

removeRMEventListener

void removeRMEventListener()

Removes a listener from RMMonitoring. Only listener itself must call this method

getState

RMInitialState getState()

Gets the current snapshot of the resource manager state providing detailed nodes and node source information.

Returns:

the current state of the resource manager

getNeededNodes

int getNeededNodes()