Module org.maxicp

Package org.maxicp.cp.engine.constraints

Class IsLessOrEqualVar

java.lang.Object

org.maxicp.cp.engine.core.AbstractCPConstraint

org.maxicp.cp.engine.constraints.IsLessOrEqualVar

All Implemented Interfaces:

CPConstraint, ConcreteConstraint<ConcreteCPModel>

public class IsLessOrEqualVar
extends AbstractCPConstraint

Reified is less or equal constraint b <=> x <= y.

Constructor Summary

Constructors

Constructor	Description
IsLessOrEqualVar(CPBoolVar b, CPIntVar x, CPIntVar y)	Creates a reified is less or equal constraint b <=> x <= y.

Method Summary

Modifier and Type	Method	Description
void	post()	Initializes the constraint when it is posted to the solver.
void	propagate()	Propagates the constraint.

Methods inherited from class org.maxicp.cp.engine.core.AbstractCPConstraint

getSolver, isActive, isScheduled, priority, registerDelta, setActive, setScheduled, updateDeltas

Methods inherited from class java.lang.Object

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

Constructor Details

IsLessOrEqualVar

public IsLessOrEqualVar(CPBoolVar b,
 CPIntVar x,
 CPIntVar y)

Creates a reified is less or equal constraint b <=> x <= y.

Parameters:

b - the truth value that will be set to true if x <= y, false otherwise

x - left hand side of less or equal operator

y - right hand side of less or equal operator

Method Details

post

public void post()

Description copied from interface: CPConstraint

Initializes the constraint when it is posted to the solver.

Specified by:

post in interface CPConstraint

Overrides:

post in class AbstractCPConstraint

propagate

public void propagate()

Description copied from interface: CPConstraint

Propagates the constraint.

Specified by:

propagate in interface CPConstraint

Overrides:

propagate in class AbstractCPConstraint