aima.core.search.csp.examples

Class DiffNotEqualConstraint

java.lang.Object

aima.core.search.csp.examples.DiffNotEqualConstraint

All Implemented Interfaces:

Constraint

public class DiffNotEqualConstraint
extends java.lang.Object
implements Constraint

Represents a binary constraint which forbids equal values.

Author:

Ruediger Lunde

Constructor Summary

Constructors

Constructor and Description
DiffNotEqualConstraint(Variable var1, Variable var2, int diff)

Method Summary

Modifier and Type	Method and Description
java.util.List<Variable>	getScope() Returns a tuple of variables that participate in the constraint.
boolean	isSatisfiedWith(Assignment assignment) Constrains the values that the variables can take on.

Methods inherited from class java.lang.Object

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

Constructor Detail

DiffNotEqualConstraint

public DiffNotEqualConstraint(Variable var1,
                              Variable var2,
                              int diff)

Method Detail

getScope

public java.util.List<Variable> getScope()

Description copied from interface: Constraint

Returns a tuple of variables that participate in the constraint.

Specified by:

getScope in interface Constraint

isSatisfiedWith

public boolean isSatisfiedWith(Assignment assignment)

Description copied from interface: Constraint

Constrains the values that the variables can take on.

Specified by:

isSatisfiedWith in interface Constraint