org.onosproject.net.intent.constraint

Class PartialFailureConstraint

java.lang.Object

org.onosproject.net.intent.constraint.PartialFailureConstraint

All Implemented Interfaces:

Constraint

public class PartialFailureConstraint
extends Object
implements Constraint

A constraint that allows intents that can only be partially compiled (i.e. MultiPointToSinglePointIntent or SinglePointToMultiPointIntent) to be installed when some endpoints or paths are not found.

Constructor Summary

Constructors

Constructor and Description
PartialFailureConstraint()

Method Summary

Modifier and Type	Method and Description
double	cost(Link link, ResourceContext context) Evaluates the specified link and provides the cost for its traversal.
static boolean	intentAllowsPartialFailure(Intent intent)
boolean	validate(Path path, ResourceContext context) Validates that the specified path satisfies the constraint.

Methods inherited from class java.lang.Object

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

Constructor Detail

PartialFailureConstraint

public PartialFailureConstraint()

Method Detail

cost

public double cost(Link link,
                   ResourceContext context)

Description copied from interface: Constraint

Evaluates the specified link and provides the cost for its traversal.

Specified by:

cost in interface Constraint

Parameters:

link - link to be evaluated

context - resource context for validating availability of resources

Returns:

cost of link traversal

validate

public boolean validate(Path path,
                        ResourceContext context)

Description copied from interface: Constraint

Validates that the specified path satisfies the constraint.

Specified by:

validate in interface Constraint

Parameters:

path - path to be validated

context - resource context for validating availability of resources

Returns:

cost of link traversal

intentAllowsPartialFailure

public static boolean intentAllowsPartialFailure(Intent intent)