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.request.UnaryRead;
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17 import org.simantics.db.exception.DatabaseException;
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18 import org.simantics.db.layer0.variable.Variable;
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19 import org.simantics.db.layer0.variable.Variables;
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20 import org.simantics.layer0.Layer0;
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21 import org.simantics.simulation.ontology.SimulationResource;
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23 public class PossibleActiveVariableFromVariable extends UnaryRead<Variable, Variable> {
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25 public PossibleActiveVariableFromVariable(Variable configurationVariable) {
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26 super(configurationVariable);
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30 public Variable perform(ReadGraph graph) throws DatabaseException {
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32 Layer0 b = Layer0.getInstance(graph);
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33 SimulationResource SIMU = SimulationResource.getInstance(graph);
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34 Resource result = null;
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36 Resource model = Variables.getModel(graph, parameter);
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40 for(Resource config : graph.getObjects(model, b.ConsistsOf)) {
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41 if(graph.isInstanceOf(config, SIMU.Experiment)) {
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42 for(Resource run : graph.getObjects(config, b.ConsistsOf)) {
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43 if(graph.isInstanceOf(run, SIMU.Run)) {
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44 if(graph.hasStatement(run, SIMU.IsActive)) {
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45 if(result != null) return null;
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53 if(result == null) return null;
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55 return Variables.switchPossibleContext(graph, parameter, result);
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