1 /*******************************************************************************
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2 * Copyright (c) 2012 Association for Decentralized Information Management in
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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.diagram.query;
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14 import java.util.ArrayList;
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15 import java.util.Collection;
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16 import java.util.Collections;
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17 import java.util.List;
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19 import org.simantics.databoard.Bindings;
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20 import org.simantics.db.ReadGraph;
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21 import org.simantics.db.Resource;
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22 import org.simantics.db.common.request.ResourceRead;
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23 import org.simantics.db.common.utils.ListUtils;
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24 import org.simantics.db.exception.DatabaseException;
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25 import org.simantics.diagram.stubs.DiagramResource;
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26 import org.simantics.layer0.Layer0;
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27 import org.simantics.modeling.template2d.ontology.Template2dResource;
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28 import org.simantics.scenegraph.ontology.ScenegraphResources;
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31 * @author Tuukka Lehtonen
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33 public class FlagTypeVisuals extends ResourceRead<List<FlagTypeVisual>> {
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35 public FlagTypeVisuals(Resource flagTable) {
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40 public List<FlagTypeVisual> perform(ReadGraph g) throws DatabaseException {
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41 Layer0 L0 = Layer0.getInstance(g);
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42 ScenegraphResources SG = ScenegraphResources.getInstance(g);
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44 Resource list = g.getPossibleObject(resource, SG.Node_children);
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45 if (list == null || !g.isInstanceOf(list, L0.List))
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46 return Collections.emptyList();
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48 DiagramResource DIA = DiagramResource.getInstance(g);
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49 Template2dResource TEMPLATE2D = Template2dResource.getInstance(g);
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51 Collection<Resource> flagTypeVisuals = ListUtils.toList(g, list);
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52 List<FlagTypeVisual> result = new ArrayList<FlagTypeVisual>(flagTypeVisuals.size());
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54 for (Resource flagTypeVisual : flagTypeVisuals) {
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55 if (!g.isInstanceOf(flagTypeVisual, TEMPLATE2D.FlagTypeVisual))
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58 String reference = null;
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59 String pattern = null;
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60 Resource visualComposite = null;
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62 Collection<Resource> children = g.getObjects(flagTypeVisual, L0.ConsistsOf);
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63 for (Resource child : children) {
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64 if (g.isInstanceOf(child, TEMPLATE2D.FlagTypeVisual_Filter)) {
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65 reference = g.getPossibleRelatedValue2(child, TEMPLATE2D.FlagTypeVisual_Filter_HasProperty, Bindings.STRING);
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66 pattern = g.getPossibleRelatedValue2(child, TEMPLATE2D.FlagTypeVisual_Filter_HasPattern, Bindings.STRING);
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68 if (g.isInstanceOf(child, DIA.Scenegraph_Composite)) {
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69 visualComposite = child;
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73 if (visualComposite != null)
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74 result.add( new FlagTypeVisual(flagTypeVisual, reference, pattern, visualComposite) );
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