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.diagram.adapter;
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14 import java.util.Arrays;
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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.HashSet;
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18 import java.util.Set;
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20 import org.simantics.databoard.Bindings;
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21 import org.simantics.db.ReadGraph;
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22 import org.simantics.db.RequestProcessor;
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23 import org.simantics.db.Resource;
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24 import org.simantics.db.common.primitiverequest.OrderedSet;
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25 import org.simantics.db.common.procedure.wrapper.SetListenerToSingleSetListener;
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26 import org.simantics.db.common.request.BinaryRead;
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27 import org.simantics.db.exception.DatabaseException;
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28 import org.simantics.db.procedure.SetListener;
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29 import org.simantics.diagram.stubs.DiagramResource;
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30 import org.simantics.layer0.Layer0;
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31 import org.simantics.scenegraph.profile.Group;
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34 * @author Tuukka Lehtonen
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36 public class TypeGroup implements Group {
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38 private final Collection<Resource> types;
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39 private final String name;
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41 public TypeGroup(String name, Resource type) {
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45 public TypeGroup(String name, Resource... types) {
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46 this.types = Arrays.asList(types);
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51 * Initialize TypeGroup from a DIAGRAM.Group instance.
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55 * @throws DatabaseException
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57 public TypeGroup(ReadGraph graph, final Resource group) throws DatabaseException {
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58 Layer0 L0 = Layer0.getInstance(graph);
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59 DiagramResource DIA = DiagramResource.getInstance(graph);
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61 this.name = graph.getPossibleRelatedValue(group, L0.HasName, Bindings.STRING);
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62 this.types = graph.getObjects(group, DIA.TypeGroup_HasType);
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66 public void trackItems(RequestProcessor processor, final Resource runtimeDiagram, final SetListener<Resource> listener) {
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67 if (types.isEmpty()) {
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68 System.out.println("TypeGroup has no types!");
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72 processor.asyncRequest(new BinaryRead<Resource, Collection<Resource>, Collection<Resource>>(runtimeDiagram, types) {
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75 public Set<Resource> perform(ReadGraph graph) throws DatabaseException {
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76 HashSet<Resource> result = new HashSet<Resource>();
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78 Resource realDiagram = graph.getPossibleObject(runtimeDiagram, DiagramResource.getInstance(graph).RuntimeDiagram_HasConfiguration);
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79 if (realDiagram == null)
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82 // System.out.println("looking for diagram elements of type:");
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83 // for (Resource t : types)
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84 // System.out.println("\t" + NameUtils.getSafeName(graph, t, true));
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86 Collection<Resource> elements = graph.syncRequest(new OrderedSet(realDiagram));
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87 for (Resource element : elements) {
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88 // System.out.println("checking element " + NameUtils.getSafeName(graph, element, true));
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89 Collection<Resource> elementTypes = graph.getTypes(element);
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90 if (!Collections.disjoint(types, elementTypes))
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91 result.add(element);
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97 }, new SetListenerToSingleSetListener<Resource>(listener));
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101 public String toString() {
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102 return "every '" + name + "'";
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