1 /*******************************************************************************
2 * Copyright (c) 2012 Association for Decentralized Information Management in
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
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.diagram.query;
14 import java.util.ArrayList;
15 import java.util.Collection;
16 import java.util.Collections;
17 import java.util.List;
19 import org.simantics.databoard.Bindings;
20 import org.simantics.db.ReadGraph;
21 import org.simantics.db.Resource;
22 import org.simantics.db.common.request.ResourceRead;
23 import org.simantics.db.common.utils.ListUtils;
24 import org.simantics.db.exception.DatabaseException;
25 import org.simantics.diagram.stubs.DiagramResource;
26 import org.simantics.layer0.Layer0;
27 import org.simantics.modeling.template2d.ontology.Template2dResource;
28 import org.simantics.scenegraph.ontology.ScenegraphResources;
31 * @author Tuukka Lehtonen
33 public class FlagTypeVisuals extends ResourceRead<List<FlagTypeVisual>> {
35 public FlagTypeVisuals(Resource flagTable) {
40 public List<FlagTypeVisual> perform(ReadGraph g) throws DatabaseException {
41 Layer0 L0 = Layer0.getInstance(g);
42 ScenegraphResources SG = ScenegraphResources.getInstance(g);
44 Resource list = g.getPossibleObject(resource, SG.Node_children);
45 if (list == null || !g.isInstanceOf(list, L0.List))
46 return Collections.emptyList();
48 DiagramResource DIA = DiagramResource.getInstance(g);
49 Template2dResource TEMPLATE2D = Template2dResource.getInstance(g);
51 Collection<Resource> flagTypeVisuals = ListUtils.toList(g, list);
52 List<FlagTypeVisual> result = new ArrayList<FlagTypeVisual>(flagTypeVisuals.size());
54 for (Resource flagTypeVisual : flagTypeVisuals) {
55 if (!g.isInstanceOf(flagTypeVisual, TEMPLATE2D.FlagTypeVisual))
58 String reference = null;
59 String pattern = null;
60 Resource visualComposite = null;
62 Collection<Resource> children = g.getObjects(flagTypeVisual, L0.ConsistsOf);
63 for (Resource child : children) {
64 if (g.isInstanceOf(child, TEMPLATE2D.FlagTypeVisual_Filter)) {
65 reference = g.getPossibleRelatedValue2(child, TEMPLATE2D.FlagTypeVisual_Filter_HasProperty, Bindings.STRING);
66 pattern = g.getPossibleRelatedValue2(child, TEMPLATE2D.FlagTypeVisual_Filter_HasPattern, Bindings.STRING);
68 if (g.isInstanceOf(child, DIA.Scenegraph_Composite)) {
69 visualComposite = child;
73 if (visualComposite != null)
74 result.add( new FlagTypeVisual(flagTypeVisual, reference, pattern, visualComposite) );