bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/variable/StandardResourceVariableSpaceManipulator.java

   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.db.layer0.variable;\r
  13 \r
  14 import org.simantics.databoard.Bindings;\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.layer0.Layer0;\r
  19 \r
  20 public class StandardResourceVariableSpaceManipulator implements VariableSpaceManipulator {\r
  21         \r
  22         final Variable target;\r
  23         \r
  24         public StandardResourceVariableSpaceManipulator(Variable target) {\r
  25                 this.target = target;\r
  26         }\r
  27         \r
  28         public Variable createVariable(WriteGraph graph, String rvi) throws DatabaseException {\r
  29                 return null;\r
  30         }\r
  31         \r
  32         public Variable createProperty(WriteGraph graph, String name) throws DatabaseException {\r
  33                 if("HasDescription".equals(name)) {\r
  34                         Layer0 l0 = Layer0.getInstance(graph);\r
  35                         Resource targetResource = target.getInterface(graph, Resource.class);\r
  36                         graph.claimLiteral(targetResource, l0.HasDescription, "", Bindings.STRING);\r
  37                         return target.getProperty(graph, "HasDescription");\r
  38                 }\r
  39                 return null;\r
  40         }\r
  41         \r
  42         public Variable createChild(WriteGraph graph, String name, Object content) throws DatabaseException {\r
  43                 return null;\r
  44         }\r
  45 \r
  46         @Override\r
  47         public void apply(WriteGraph graph, Modification modification)\r
  48                         throws DatabaseException {\r
  49                 for(PropertyCreationData data : modification.newProperties) {\r
  50                         createProperty(graph, data.name);\r
  51                 }\r
  52         }\r
  53         \r
  54 }\r