bundles/org.simantics.modeling/src/org/simantics/modeling/typicals/ReadTypicalInfo.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2012 Association for Decentralized Information Management in\r
   3  * 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.modeling.typicals;\r
  13 \r
  14 import gnu.trove.map.hash.THashMap;\r
  15 \r
  16 import java.util.TreeSet;\r
  17 \r
  18 import org.simantics.db.ReadGraph;\r
  19 import org.simantics.db.Resource;\r
  20 import org.simantics.db.common.request.ObjectsWithType;\r
  21 import org.simantics.db.common.request.UnaryRead;\r
  22 import org.simantics.db.exception.DatabaseException;\r
  23 import org.simantics.diagram.stubs.DiagramResource;\r
  24 import org.simantics.layer0.Layer0;\r
  25 import org.simantics.modeling.ModelingResources;\r
  26 \r
  27 /**\r
  28  * Reads a TypicalInfo info structure for the specified typical diagram instance.\r
  29  *  \r
  30  * @author Tuukka Lehtonen\r
  31  */\r
  32 public class ReadTypicalInfo extends UnaryRead<Resource, TypicalInfoBean> {\r
  33 \r
  34     public ReadTypicalInfo(Resource typicalInstance) {\r
  35         super(typicalInstance);\r
  36     }\r
  37 \r
  38     @Override\r
  39     public TypicalInfoBean perform(ReadGraph graph) throws DatabaseException {\r
  40         Layer0 L0 = Layer0.getInstance(graph);\r
  41         DiagramResource DIA = DiagramResource.getInstance(graph);\r
  42         ModelingResources MOD = ModelingResources.getInstance(graph);\r
  43 \r
  44         TypicalInfoBean info = new TypicalInfoBean();\r
  45         info.instanceElements = new TreeSet<Resource>( graph.syncRequest( new ObjectsWithType(parameter, L0.ConsistsOf, DIA.Element) ) );\r
  46         info.instanceToTemplate = new THashMap<Resource, Resource>( info.instanceElements.size() );\r
  47         info.templateToInstance = new THashMap<Resource, Resource>( info.instanceElements.size() );\r
  48         info.isTemplatized = new TreeSet<Resource>();\r
  49         for (Resource instanceElement : info.instanceElements) {\r
  50             Resource templateElement = graph.getPossibleObject(instanceElement, MOD.HasElementSource);\r
  51             if (templateElement != null) {\r
  52                 info.instanceToTemplate.put(instanceElement, templateElement);\r
  53                 info.templateToInstance.put(templateElement, instanceElement);\r
  54             }\r
  55             if (graph.hasStatement(instanceElement, MOD.IsTemplatized))\r
  56                 info.isTemplatized.add(instanceElement);\r
  57         }\r
  58         return info;\r
  59     }\r
  60 \r
  61 }