gerrit.simantics Code Review - simantics/sysdyn.git/blob

   1 /*******************************************************************************\r
   2  * Copyright (c) 2010 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.sysdyn.ui.browser.contributions;\r
  13 \r
  14 import org.simantics.browsing.ui.graph.contributor.labeler.LabelerContributor;\r
  15 import org.simantics.db.ReadGraph;\r
  16 import org.simantics.db.Resource;\r
  17 import org.simantics.db.exception.DatabaseException;\r
  18 import org.simantics.layer0.Layer0;\r
  19 import org.simantics.operation.Layer0X;\r
  20 import org.simantics.sysdyn.ui.browser.nodes.VariableNode;\r
  21 \r
  22 public class VariableLabeler  extends LabelerContributor<VariableNode<Resource>>{\r
  23 \r
  24         @Override\r
  25         public String getLabel(ReadGraph graph, VariableNode<Resource> var) throws DatabaseException {\r
  26                 Layer0 l0 = Layer0.getInstance(graph);\r
  27                 Layer0X L0X = Layer0X.getInstance(graph);\r
  28                 Resource varres = var.data;\r
  29                 StringBuilder sb = new StringBuilder();\r
  30                 for(Resource r : graph.getObjects(varres, l0.HasName))\r
  31                         sb.append(graph.getValue(r));\r
  32                 if(graph.isInstanceOf(varres, L0X.Realization)) {\r
  33                         varres = graph.getPossibleObject(varres, L0X.Represents);\r
  34                         if(varres == null) return sb.toString();\r
  35                 }\r
  36                 sb.append(" : ");\r
  37                 for(Resource t : graph.getObjects(varres, l0.InstanceOf))\r
  38                         for(Resource r : graph.getObjects(t, l0.HasName))\r
  39                                 sb.append(graph.getValue(r));\r
  40                 return sb.toString();\r
  41         }\r
  42 \r
  43 }\r