| /******************************************************************************* |
| * Copyright (c) 2004-2008 Andras Balogh and Daniel Varro |
| * 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: |
| * Andras Balogh - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.viatra2.imports.vtml;
|
|
|
| import org.eclipse.viatra2.core.EMultiplicityKind; |
| import org.eclipse.viatra2.core.IModelSpace; |
| import org.eclipse.viatra2.core.IRelation; |
| import org.eclipse.viatra2.errors.VPMCoreException; |
|
|
| public class MultiplicityDefinition extends RelationshipDefinition{
|
|
|
| String multiplicity = "";
|
| public MultiplicityDefinition(int l, String ns, String n, String s)
|
| {
|
| super(l,ns,n,null);
|
| multiplicity = s;
|
|
|
| }
|
| @Override
|
| public boolean checkDefintion(ASTBuilder ab, IModelSpace m) {
|
| // TODO Auto-generated method stub
|
| boolean tmp = super.checkDefintion(ab, m);
|
| if (tmp)
|
| {
|
| if (_mstr instanceof EntityDefinition)
|
| {
|
| ab.log.error("Multiplicity can only be specified for relations. Error in line "+getLine());
|
| return false;
|
| }
|
|
|
| }
|
| return tmp;
|
| }
|
|
|
| @Override
|
| public void resolveReferences(ASTBuilder ab) throws VPMCoreException {
|
|
|
| EMultiplicityKind mk = EMultiplicityKind.MANY_TO_MANY;
|
|
|
| if (multiplicity.equals("one_to_one")) mk = EMultiplicityKind.ONE_TO_ONE;
|
| if (multiplicity.equals("one_to_many")) mk = EMultiplicityKind.ONE_TO_MANY;
|
| if (multiplicity.equals("many_to_one")) mk = EMultiplicityKind.MANY_TO_ONE;
|
|
|
| ab.mm.setRelationMultiplicity((IRelation)_mstr.getElement(),mk);
|
|
|
| }
|
| }
|
