org.btrplace.model.constraint

Class Online

java.lang.Object

org.btrplace.model.constraint.SatConstraint

org.btrplace.model.constraint.Online

All Implemented Interfaces:

Constraint

public class Online
extends SatConstraint

A constraint to force a node at being online.

Author:

Fabien Hermenier

Constructor Summary

Constructors

Constructor and Description
Online(Node n) Make a new discrete constraint.
Online(Node n, boolean continuous) Make a new constraint.

Method Summary

Modifier and Type	Method and Description
SatConstraintChecker<Online>	getChecker() Get the validator used to check if a plan satisfies the constraint.
static List<Online>	newOnline(Collection<Node> nodes) Instantiate discrete constraints for a collection of nodes.
String	toString()

Methods inherited from class org.btrplace.model.constraint.SatConstraint

equals, getInvolvedNodes, getInvolvedVMs, hashCode, isContinuous, isSatisfied, isSatisfied, restrictionToString, setContinuous

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Online

public Online(Node n)

Make a new discrete constraint.

Parameters:

n - the node to set online

Online

public Online(Node n,
              boolean continuous)

Make a new constraint.

Parameters:

n - the node to set online

continuous - true for a continuous restriction

Method Detail

newOnline

public static List<Online> newOnline(Collection<Node> nodes)

Instantiate discrete constraints for a collection of nodes.

Parameters:

nodes - the nodes to integrate

Returns:

the associated list of constraints

getChecker

public SatConstraintChecker<Online> getChecker()

Description copied from class: SatConstraint

Get the validator used to check if a plan satisfies the constraint.

Overrides:

getChecker in class SatConstraint

Returns:

a non-null SatConstraintChecker

toString

public String toString()

Overrides:

toString in class Object