Package org.btrplace.scheduler.choco.constraint

Class CNoDelay

java.lang.Object

org.btrplace.scheduler.choco.constraint.CNoDelay

All Implemented Interfaces:

ChocoConstraint, Injectable, MisplacedVMsEstimator

public class CNoDelay
extends Object
implements ChocoConstraint

Author:

Vincent Kherbache

Constructor Summary

Constructors

Constructor	Description
CNoDelay(NoDelay nd)	Make a new constraint

Method Summary

Modifier and Type	Method	Description
Set<VM>	getMisPlacedVMs(Instance model)	Get the VMs that are supposed to be mis-placed.
boolean	inject(Parameters ps, ReconfigurationProblem rp)	Inject the constraint into the problem.

Methods inherited from class java.lang.Object

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

Constructor Details

CNoDelay

public CNoDelay(NoDelay nd)

Make a new constraint

Parameters:

nd - the NoDelay constraint to rely on

Method Details

getMisPlacedVMs

public Set<VM> getMisPlacedVMs(Instance model)

Description copied from interface: MisplacedVMsEstimator

Get the VMs that are supposed to be mis-placed.

Specified by:

getMisPlacedVMs in interface MisplacedVMsEstimator

Parameters:

model - the instance to inspect

Returns:

a set of VMs identifier that may be empty (when no VMs are misplaced)

inject

public boolean inject(Parameters ps, ReconfigurationProblem rp)

Description copied from interface: Injectable

Inject the constraint into the problem.

Specified by:

inject in interface Injectable

Parameters:

ps - the scheduler parameters

rp - the problem

Returns:

true if the injection succeeded, false if the problem is sure to not have a solution