bundles/org.simantics.modeling/src/org/simantics/modeling/adapters/ElementStringAdapter.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.modeling.adapters;\r
  13 \r
  14 import org.simantics.db.ReadGraph;\r
  15 import org.simantics.db.Resource;\r
  16 import org.simantics.db.common.adaption.SimpleAdapter;\r
  17 import org.simantics.db.exception.AdaptionException;\r
  18 import org.simantics.db.exception.ServiceException;\r
  19 import org.simantics.db.exception.ValidationException;\r
  20 import org.simantics.layer0.Layer0;\r
  21 import org.simantics.modeling.ModelingResources;\r
  22 \r
  23 public class ElementStringAdapter extends SimpleAdapter<String> {\r
  24 \r
  25     @Override\r
  26     public String adapt(ReadGraph g, Resource r) throws ValidationException, ServiceException {\r
  27 \r
  28         try {\r
  29             ModelingResources mr = ModelingResources.getInstance(g);\r
  30             Resource name = r;\r
  31             Resource component = g.getPossibleObject(r, mr.ElementToComponent);\r
  32             if (component != null)\r
  33                 name = component;\r
  34             StringBuilder sb = new StringBuilder();\r
  35                 Layer0 b = Layer0.getInstance(g);\r
  36             String nameName = g.getPossibleRelatedValue(name, b.HasName);\r
  37             if (nameName != null)\r
  38                 sb.append(nameName);\r
  39             boolean first = true;\r
  40             for (Resource rType : g.getPrincipalTypes(r)) {\r
  41                 String s = g.adapt(rType, String.class);\r
  42                 if (first) {\r
  43                     sb.append(" : ");\r
  44                     first = false;\r
  45                 } else {\r
  46                     sb.append(", ");\r
  47                 }\r
  48                 sb.append(s);\r
  49             }\r
  50             return sb.toString();\r
  51         } catch (AdaptionException e) {\r
  52             \r
  53             throw new ValidationException(e);\r
  54             \r
  55         }\r
  56         \r
  57     }\r
  58 \r
  59 }\r