bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/request/PossibleSessionVariableFromURI.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.request;\r
  13 \r
  14 import org.simantics.databoard.Bindings;\r
  15 import org.simantics.db.ReadGraph;\r
  16 import org.simantics.db.Resource;\r
  17 import org.simantics.db.common.ResourceArray;\r
  18 import org.simantics.db.common.exception.DebugException;\r
  19 import org.simantics.db.common.request.TernaryRead;\r
  20 import org.simantics.db.exception.AdaptionException;\r
  21 import org.simantics.db.exception.DatabaseException;\r
  22 import org.simantics.db.exception.ResourceNotFoundException;\r
  23 import org.simantics.db.layer0.exception.MissingVariableException;\r
  24 import org.simantics.db.layer0.variable.Variable;\r
  25 import org.simantics.db.layer0.variable.VariableInterface;\r
  26 import org.simantics.layer0.Layer0;\r
  27 import org.simantics.scl.reflection.OntologyVersions;\r
  28 import org.simantics.simulation.ontology.SimulationResource;\r
  29 \r
  30 public class PossibleSessionVariableFromURI extends TernaryRead<ResourceArray, String, String, Variable> {\r
  31 \r
  32     public PossibleSessionVariableFromURI(ResourceArray resource, String identifier, String sessionId) {\r
  33         super(resource, identifier, sessionId);\r
  34     }\r
  35 \r
  36     @Override\r
  37     public Variable perform(ReadGraph graph) throws DatabaseException {\r
  38 \r
  39         try {\r
  40                 \r
  41                 String uri = OntologyVersions.getInstance().currentVersion("http://www.simantics.org/Modeling-0.0/CompositeToDiagram");\r
  42             Resource map = graph.getResource(uri);\r
  43 \r
  44             Resource tail = parameter.tail();\r
  45             Resource head = parameter.head();\r
  46 \r
  47             if(!graph.hasStatement(tail)) return null;\r
  48 \r
  49             Layer0 l0 = Layer0.getInstance(graph);\r
  50 \r
  51             String valuationName = null;\r
  52 \r
  53             Resource diagram = graph.syncRequest(new PossibleDiagram(tail));\r
  54             if(diagram == null) {\r
  55                 Resource d = diagram;\r
  56                 while((d = graph.getPossibleObject(d, l0.PartOf)) != null) {\r
  57                     diagram = graph.getPossibleObject(d, map);\r
  58                     if(diagram != null) break;\r
  59                 }\r
  60             }\r
  61 \r
  62             if(diagram != null) {\r
  63                 SimulationResource SIMU = SimulationResource.getInstance(graph);\r
  64                 for(Resource run : graph.getObjects(diagram, l0.ConsistsOf)) {\r
  65                     String name = graph.getPossibleRelatedValue(run, l0.HasName, Bindings.STRING);\r
  66                     if(parameter2.equals(name)) {\r
  67                         valuationName = graph.getPossibleRelatedValue(run, SIMU.HasActiveExperiment);\r
  68                         break;\r
  69                     }\r
  70                 }\r
  71             }\r
  72 \r
  73             Resource model = graph.syncRequest(new PossibleModel(head));\r
  74             if (model == null) return null;\r
  75             if (valuationName == null) {\r
  76                 valuationName = "/ConfigurationValues";\r
  77             }\r
  78 \r
  79             VariableInterface variableInterface = graph.adapt(model, VariableInterface.class);\r
  80             Variable modelVariable = graph.adapt(model, Variable.class);\r
  81             Variable experimentVariable = modelVariable.browse(graph, valuationName+parameter2);\r
  82             return variableInterface.getVariable(graph, experimentVariable, parameter3);\r
  83         } catch (MissingVariableException e) {\r
  84             if (DebugException.DEBUG)\r
  85                 e.printStackTrace();\r
  86             return null;\r
  87         } catch (ResourceNotFoundException e) {\r
  88             if (DebugException.DEBUG)\r
  89                 e.printStackTrace();\r
  90             return null;\r
  91         } catch (AdaptionException e) {\r
  92             if (DebugException.DEBUG)\r
  93                 e.printStackTrace();\r
  94             return null;\r
  95         } catch (Throwable e) {\r
  96             if (DebugException.DEBUG)\r
  97                 e.printStackTrace();\r
  98             return null;\r
  99         }\r
 100     }\r
 101 }\r