org.inria.myriads.snoozenode.localcontroller
Class LocalControllerBackend

java.lang.Object
  org.inria.myriads.snoozenode.localcontroller.LocalControllerBackend

All Implemented Interfaces:

GroupLeaderHeartbeatArrivalListener, GroupManagerHeartbeatFailureListener

public final class LocalControllerBackend
extends Object
implements GroupLeaderHeartbeatArrivalListener, GroupManagerHeartbeatFailureListener

Local controller backend.

Author:

Eugen Feller

Constructor Summary

LocalControllerBackend(NodeConfiguration configuration)
Constructor.

Method Summary

org.inria.myriads.snoozecommon.communication.localcontroller.LocalControllerDescription	getLocalControllerDescription() Returns the local controller description.
NodeConfiguration	getNodeParameters() Returns the node parameters.
LocalControllerRepository	getRepository() Returns the local controller repository.
VirtualMachineActuator	getVirtualMachineActuator() Returns the local actuator.
VirtualMachineMonitoringService	getVirtualMachineMonitoringService() Returns the local monitor.
boolean	onGroupLeaderHeartbeatArrival(org.inria.myriads.snoozecommon.communication.groupmanager.GroupManagerDescription groupLeaderDescription) Called upon group leader heartbeat arrival.
void	onGroupManagerHeartbeatFailure() Initializes the group leader discovery.
boolean	powerCycle(PowerSavingAction powerSavingAction) Power cycles the local controller.

Methods inherited from class java.lang.Object

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

Constructor Detail

LocalControllerBackend

public LocalControllerBackend(NodeConfiguration configuration)
                       throws Exception

Constructor.

Parameters:

configuration - The node configuration

Throws:

Exception - The exception

Method Detail

onGroupManagerHeartbeatFailure

public void onGroupManagerHeartbeatFailure()
                                    throws Exception

Initializes the group leader discovery.

Specified by:

onGroupManagerHeartbeatFailure in interface GroupManagerHeartbeatFailureListener

Throws:

Exception - The exception

onGroupLeaderHeartbeatArrival

public boolean onGroupLeaderHeartbeatArrival(org.inria.myriads.snoozecommon.communication.groupmanager.GroupManagerDescription groupLeaderDescription)
                                      throws Exception

Called upon group leader heartbeat arrival.

Specified by:

onGroupLeaderHeartbeatArrival in interface GroupLeaderHeartbeatArrivalListener

Parameters:

groupLeaderDescription - The group leader description

Returns:

true if everything ok, false otherwise

Throws:

Exception - The exception

getVirtualMachineActuator

public VirtualMachineActuator getVirtualMachineActuator()

Returns the local actuator.

Returns:

The virtual machine actuator

getVirtualMachineMonitoringService

public VirtualMachineMonitoringService getVirtualMachineMonitoringService()

Returns the local monitor.

Returns:

The virtual machine monitoring service

getNodeParameters

public NodeConfiguration getNodeParameters()

Returns the node parameters.

Returns:

The node parameters

getRepository

public LocalControllerRepository getRepository()

Returns the local controller repository.

Returns:

The local controller repository

getLocalControllerDescription

public org.inria.myriads.snoozecommon.communication.localcontroller.LocalControllerDescription getLocalControllerDescription()

Returns the local controller description.

Returns:

The local controller description

powerCycle

public boolean powerCycle(PowerSavingAction powerSavingAction)

Power cycles the local controller.

Parameters:

powerSavingAction - The power saving action

Returns:

true if everything ok, false otherwise