1 /*******************************************************************************
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2 * Copyright (c) 2014 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 * Semantum Oy - 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.exception.DatabaseException;
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17 import org.simantics.db.layer0.variable.Variable;
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18 import org.simantics.simulation.ontology.SimulationResource;
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20 public class PossibleVariableModel extends VariableRead<Resource> {
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22 public PossibleVariableModel(Variable variable) {
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27 public Resource perform(ReadGraph graph) throws DatabaseException {
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29 SimulationResource SIMU = SimulationResource.getInstance(graph);
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31 Resource represents = variable.getPossibleRepresents(graph);
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32 if(represents != null) {
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33 if(graph.isInstanceOf(represents, SIMU.Model)) return represents;
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34 if(graph.getRootLibrary().equals(represents)) return null;
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37 return graph.syncRequest(new PossibleVariableModel(variable.getParent(graph)));
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