1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.structural2.modelingRules;
14 import org.simantics.db.ReadGraph;
15 import org.simantics.db.Resource;
16 import org.simantics.db.WriteGraph;
17 import org.simantics.db.exception.DatabaseException;
18 import org.simantics.structural.stubs.StructuralResource2;
19 import org.simantics.structural2.utils.StructuralUtils;
21 public abstract class AbstractModelingRules implements IModelingRules {
23 public boolean canPopulate(ReadGraph g, Resource componentType)
24 throws DatabaseException {
29 public void setConnectionType(WriteGraph g, Resource connection,
30 Resource connectionType) throws DatabaseException {
31 StructuralResource2 sr = StructuralResource2.getInstance(g);
32 for(Resource c : StructuralUtils.getRelatedConnections(g, connection)) {
33 g.deny(c, sr.HasConnectionType);
34 g.claim(c, sr.HasConnectionType, null, connectionType);
39 public Resource getConnectionType(ReadGraph g, Resource connection) throws DatabaseException {
40 StructuralResource2 sr = StructuralResource2.getInstance(g);
41 return g.getPossibleObject(connection, sr.HasConnectionType);