bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/request/PossibleSessionVariableFromURI.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.db.layer0.request;
  13
  14 import org.simantics.databoard.Bindings;
  15 import org.simantics.db.ReadGraph;
  16 import org.simantics.db.Resource;
  17 import org.simantics.db.common.ResourceArray;
  18 import org.simantics.db.common.exception.DebugException;
  19 import org.simantics.db.common.request.TernaryRead;
  20 import org.simantics.db.exception.AdaptionException;
  21 import org.simantics.db.exception.DatabaseException;
  22 import org.simantics.db.exception.ResourceNotFoundException;
  23 import org.simantics.db.layer0.exception.MissingVariableException;
  24 import org.simantics.db.layer0.variable.Variable;
  25 import org.simantics.db.layer0.variable.VariableInterface;
  26 import org.simantics.layer0.Layer0;
  27 import org.simantics.scl.reflection.OntologyVersions;
  28 import org.simantics.simulation.ontology.SimulationResource;
  29
  30 public class PossibleSessionVariableFromURI extends TernaryRead<ResourceArray, String, String, Variable> {
  31
  32     public PossibleSessionVariableFromURI(ResourceArray resource, String identifier, String sessionId) {
  33         super(resource, identifier, sessionId);
  34     }
  35
  36     @Override
  37     public Variable perform(ReadGraph graph) throws DatabaseException {
  38
  39         try {
  40
  41                 String uri = OntologyVersions.getInstance().currentVersion("http://www.simantics.org/Modeling-0.0/CompositeToDiagram");
  42             Resource map = graph.getResource(uri);
  43
  44             Resource tail = parameter.tail();
  45             Resource head = parameter.head();
  46
  47             if(!graph.hasStatement(tail)) return null;
  48
  49             Layer0 l0 = Layer0.getInstance(graph);
  50
  51             String valuationName = null;
  52
  53             Resource diagram = graph.syncRequest(new PossibleDiagram(tail));
  54             if(diagram == null) {
  55                 Resource d = diagram;
  56                 while((d = graph.getPossibleObject(d, l0.PartOf)) != null) {
  57                     diagram = graph.getPossibleObject(d, map);
  58                     if(diagram != null) break;
  59                 }
  60             }
  61
  62             if(diagram != null) {
  63                 SimulationResource SIMU = SimulationResource.getInstance(graph);
  64                 for(Resource run : graph.getObjects(diagram, l0.ConsistsOf)) {
  65                     String name = graph.getPossibleRelatedValue(run, l0.HasName, Bindings.STRING);
  66                     if(parameter2.equals(name)) {
  67                         valuationName = graph.getPossibleRelatedValue(run, SIMU.HasActiveExperiment);
  68                         break;
  69                     }
  70                 }
  71             }
  72
  73             Resource model = graph.syncRequest(new PossibleModel(head));
  74             if (model == null) return null;
  75             if (valuationName == null) {
  76                 valuationName = "/ConfigurationValues";
  77             }
  78
  79             VariableInterface variableInterface = graph.adapt(model, VariableInterface.class);
  80             Variable modelVariable = graph.adapt(model, Variable.class);
  81             Variable experimentVariable = modelVariable.browse(graph, valuationName+parameter2);
  82             return variableInterface.getVariable(graph, experimentVariable, parameter3);
  83         } catch (MissingVariableException e) {
  84             if (DebugException.DEBUG)
  85                 e.printStackTrace();
  86             return null;
  87         } catch (ResourceNotFoundException e) {
  88             if (DebugException.DEBUG)
  89                 e.printStackTrace();
  90             return null;
  91         } catch (AdaptionException e) {
  92             if (DebugException.DEBUG)
  93                 e.printStackTrace();
  94             return null;
  95         } catch (Throwable e) {
  96             if (DebugException.DEBUG)
  97                 e.printStackTrace();
  98             return null;
  99         }
 100     }
 101 }