org.inria.myriads.snoozenode.groupmanager.virtualmachinemanager

Class VirtualMachineManager

java.lang.Object

org.inria.myriads.snoozenode.groupmanager.virtualmachinemanager.VirtualMachineManager

All Implemented Interfaces:

VirtualMachineManagerListener

public final class VirtualMachineManager
extends Object
implements VirtualMachineManagerListener

Virtual machine manager.

Author:

Eugen Feller

Constructor Summary

Constructors

Constructor and Description
VirtualMachineManager(NodeConfiguration nodeConfiguration, ResourceDemandEstimator estimator, GroupManagerRepository groupManagerRepository, StateMachine stateMachine) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
org.inria.myriads.snoozecommon.communication.virtualcluster.submission.VirtualMachineSubmissionResponse	getVirtualMachineSubmissionResponse(String taskIdentifier) Returns virtual cluster response if available.
void	onSubmissionFinished(String taskIdentifier, org.inria.myriads.snoozecommon.communication.virtualcluster.submission.VirtualMachineSubmissionResponse submissionResponse) Adds a virtual cluster response.
boolean	processControlCommand(VirtualMachineCommand command, org.inria.myriads.snoozecommon.communication.virtualcluster.submission.VirtualMachineLocation location) Processes the control command.
org.inria.myriads.snoozecommon.communication.virtualcluster.VirtualMachineMetaData	resizeVirtualMachine(org.inria.myriads.snoozecommon.communication.virtualmachine.ResizeRequest resizeRequest) Resizes a resize request.
String	start(org.inria.myriads.snoozecommon.communication.virtualcluster.submission.VirtualMachineSubmissionRequest submissionRequest) Starts a virtual machine.

Methods inherited from class java.lang.Object

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

Constructor Detail

VirtualMachineManager

public VirtualMachineManager(NodeConfiguration nodeConfiguration,
                     ResourceDemandEstimator estimator,
                     GroupManagerRepository groupManagerRepository,
                     StateMachine stateMachine)

Constructor.

Parameters:

nodeConfiguration - The node configuration

estimator - The group manager repository

groupManagerRepository - The number of monitoring entries

stateMachine - The state machine

Method Detail

start

public String start(org.inria.myriads.snoozecommon.communication.virtualcluster.submission.VirtualMachineSubmissionRequest submissionRequest)

Starts a virtual machine.

Parameters:

submissionRequest - The virtual machine description

Returns:

The task identifier

onSubmissionFinished

public void onSubmissionFinished(String taskIdentifier,
                        org.inria.myriads.snoozecommon.communication.virtualcluster.submission.VirtualMachineSubmissionResponse submissionResponse)

Adds a virtual cluster response.

Specified by:

onSubmissionFinished in interface VirtualMachineManagerListener

Parameters:

taskIdentifier - The task identifier

submissionResponse - The virtual machine submisson response

getVirtualMachineSubmissionResponse

public org.inria.myriads.snoozecommon.communication.virtualcluster.submission.VirtualMachineSubmissionResponse getVirtualMachineSubmissionResponse(String taskIdentifier)

Returns virtual cluster response if available.

Parameters:

taskIdentifier - The submission task identifier

Returns:

The virtual machine submission response

processControlCommand

public boolean processControlCommand(VirtualMachineCommand command,
                            org.inria.myriads.snoozecommon.communication.virtualcluster.submission.VirtualMachineLocation location)

Processes the control command.

Parameters:

command - The control command

location - The virtual machine location

Returns:

true if everything ok, false otherwise

resizeVirtualMachine

public org.inria.myriads.snoozecommon.communication.virtualcluster.VirtualMachineMetaData resizeVirtualMachine(org.inria.myriads.snoozecommon.communication.virtualmachine.ResizeRequest resizeRequest)

Resizes a resize request.

Parameters:

resizeRequest - The resize request.

Returns:

True if everything's fine, false otherwise.