/**
* Copyright (c) 2012-2016 Marsha Chechik, Alessio Di Sandro, Michalis Famelis,
* Rick Salay.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Alessio Di Sandro - Implementation.
*/
package edu.toronto.cs.se.modelepedia.kleisli.constraint;
import edu.toronto.cs.se.mmint.java.reasoning.IJavaModelConstraint;
import edu.toronto.cs.se.mmint.mid.Model;
import edu.toronto.cs.se.mmint.mid.relationship.MappingReference;
import edu.toronto.cs.se.mmint.mid.relationship.ModelElementReference;
import edu.toronto.cs.se.modelepedia.kleisli.KleisliModelRel;
import edu.toronto.cs.se.modelepedia.operator.patch.ModelRelTypeTransformationConstraint;
public class KleisliModelRelTypeConstraint implements IJavaModelConstraint {
@Override
public boolean validate(Model model) {
KleisliModelRel kModelRelType = (KleisliModelRel) model;
if (!(new ModelRelTypeTransformationConstraint().validate(kModelRelType))) {
return false;
}
// must be homomorphism
for (ModelElementReference modelElemTypeRef : kModelRelType.getModelEndpointRefs().get(0).getModelElemRefs()) {
if (
modelElemTypeRef.getModelElemEndpointRefs().size() != 1 ||
((MappingReference) modelElemTypeRef.getModelElemEndpointRefs().get(0).eContainer()).getModelElemEndpointRefs().size() != 2
) {
return false;
}
}
for (ModelElementReference modelElemTypeRef : kModelRelType.getModelEndpointRefs().get(1).getModelElemRefs()) {
if (modelElemTypeRef.getModelElemEndpointRefs().size() > 1) {
return false;
}
}
return true;
}
}