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