edu.columbia.cs.ref.model.constraint.role.impl
Class OrRoleConstraint

java.lang.Object
  edu.columbia.cs.ref.model.constraint.role.impl.OrRoleConstraint

All Implemented Interfaces:

RoleConstraint, java.io.Serializable

public class OrRoleConstraint
extends java.lang.Object
implements RoleConstraint

The Class OrRoleConstraint is an implementation of RoleConstraint that is used to compose several other constraints. This constraint checks if at least one of the constraints passed as input to the constructor checks

Since:

2011-09-27

Version:

0.1

Author:

Pablo Barrio, Goncalo Simoes

See Also:

Serialized Form

Constructor Summary

OrRoleConstraint(RoleConstraint... constraints)
Instantiates a new or role constraint.

Method Summary

boolean	checkConstraint(Entity role) Check check if the input entity fulfills the constraint
java.util.Set<Entity>	getCompatibleEntities(java.util.Set<Entity> entities) Returns the subset of all the input entities that fulfill the constraint

Methods inherited from class java.lang.Object

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

Constructor Detail

OrRoleConstraint

public OrRoleConstraint(RoleConstraint... constraints)

Instantiates a new or role constraint. It receives an undefined number of contraints that must be checked.

Parameters:

constraints - the constraints

Method Detail

checkConstraint

public boolean checkConstraint(Entity role)

Description copied from interface: RoleConstraint

Check check if the input entity fulfills the constraint

Specified by:

checkConstraint in interface RoleConstraint

Parameters:

role - the entity

Returns:

true, if successful

getCompatibleEntities

public java.util.Set<Entity> getCompatibleEntities(java.util.Set<Entity> entities)

Description copied from interface: RoleConstraint

Returns the subset of all the input entities that fulfill the constraint

Specified by:

getCompatibleEntities in interface RoleConstraint

Parameters:

entities - the entities to be checked

Returns:

the compatible entities