1 /*******************************************************************************
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2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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3 * in Industry THTH ry.
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.db.layer0.request;
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14 import org.simantics.db.ReadGraph;
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15 import org.simantics.db.Resource;
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16 import org.simantics.db.common.ResourceArray;
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17 import org.simantics.db.common.exception.DebugException;
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18 import org.simantics.db.common.request.UnaryRead;
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19 import org.simantics.db.exception.AdaptionException;
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20 import org.simantics.db.exception.DatabaseException;
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21 import org.simantics.db.exception.ResourceNotFoundException;
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22 import org.simantics.db.layer0.exception.MissingVariableException;
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23 import org.simantics.db.layer0.variable.Variable;
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24 import org.simantics.db.layer0.variable.VariableInterface;
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25 import org.simantics.layer0.Layer0;
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26 import org.simantics.simulation.ontology.SimulationResource;
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28 public class PossibleActiveVariable extends UnaryRead<ResourceArray, Variable> {
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30 public PossibleActiveVariable(ResourceArray resource) {
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35 public Variable perform(ReadGraph graph) throws DatabaseException {
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39 Resource tail = parameter.tail();
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40 Resource head = parameter.head();
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42 if(!graph.hasStatement(tail)) return null;
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44 Layer0 L0 = Layer0.getInstance(graph);
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45 SimulationResource SIMU = SimulationResource.getInstance(graph);
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47 String valuationName = null;
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49 //Valuations valuations = graph.adapt(parameter, Valuations.class);
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51 Resource diagram = graph.syncRequest(new PossibleDiagram(tail));
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52 if(diagram != null) {
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54 String valuation = graph.getPossibleRelatedValue(diagram, SIMU.HasActiveExperiment);
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55 if(valuation != null) valuationName = valuation;
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59 Resource model = graph.syncRequest(new PossibleModel(head));
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60 if (model == null) return null;
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62 if(valuationName == null) {
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63 String valuation = graph.syncRequest(new PossibleActiveExperimentPath(model));
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64 if(valuation != null) valuationName = valuation;
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67 if (valuationName == null) {
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68 valuationName = "/BaseRealization";
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71 VariableInterface variableInterface = graph.adapt(model, VariableInterface.class);
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72 Variable modelVariable = graph.adapt(model, Variable.class);
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73 Variable experimentVariable = modelVariable.browse(graph, valuationName);
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74 return variableInterface.getVariable(graph, experimentVariable, parameter);
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76 } catch (MissingVariableException e) {
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77 if (DebugException.DEBUG)
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78 e.printStackTrace();
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80 } catch (ResourceNotFoundException e) {
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81 if (DebugException.DEBUG)
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82 e.printStackTrace();
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84 } catch (AdaptionException e) {
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85 if (DebugException.DEBUG)
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86 e.printStackTrace();
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88 } catch (Throwable e) {
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89 if (DebugException.DEBUG)
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90 e.printStackTrace();
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