1 /*******************************************************************************
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2 * Copyright (c) 2015 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 * Semantum Oy - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.modeling.ui.modelBrowser2.label;
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14 import org.eclipse.core.runtime.IStatus;
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15 import org.eclipse.core.runtime.Status;
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16 import org.simantics.Simantics;
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17 import org.simantics.browsing.ui.content.Labeler.Modifier;
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18 import org.simantics.browsing.ui.model.modifiers.ModifierRule;
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19 import org.simantics.browsing.ui.swt.Activator;
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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.WriteGraph;
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23 import org.simantics.db.common.request.WriteRequest;
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24 import org.simantics.db.exception.DatabaseException;
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25 import org.simantics.db.layer0.adapter.StringModifier;
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26 import org.simantics.db.layer0.adapter.impl.RelatedEntityNameModifier;
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27 import org.simantics.layer0.Layer0;
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28 import org.simantics.modeling.ModelingResources;
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29 import org.simantics.modeling.adapters.ConnectionRelationStringModifierFactory;
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32 * @author Tuukka Lehtonen
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33 * @see ConnectionRelationStringModifierFactory
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35 public class ConnectionRelationModifierRule implements ModifierRule {
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38 public boolean isCompatible(Class<?> contentType) {
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39 return contentType.equals(Resource.class);
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43 public Modifier getModifier(ReadGraph graph, Object content, String columnKey) throws DatabaseException {
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44 Resource connectionRelation = (Resource) content;
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46 // Always rename all (configuration and diagram) connection relations
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47 Layer0 L0 = Layer0.getInstance(graph);
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48 ModelingResources MOD = ModelingResources.getInstance(graph);
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49 Resource cr = graph.getPossibleObject(connectionRelation, MOD.DiagramConnectionRelationToConnectionRelation);
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50 Resource subject = cr != null ? cr : connectionRelation;
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51 Resource property = graph.getSingleObject(subject, L0.HasName);
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52 return new StringModifierAdapter(
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53 new RelatedEntityNameModifier(graph, subject, property, MOD.ConnectionRelationToDiagramConnectionRelation));
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56 static class StringModifierAdapter implements Modifier {
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57 private StringModifier modifier;
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59 public StringModifierAdapter(StringModifier modifier) {
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60 this.modifier = modifier;
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63 public void modify(final String label) {
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65 Simantics.getSession().syncRequest(new WriteRequest() {
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67 public void perform(WriteGraph graph) throws DatabaseException {
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68 modifier.modify(graph, label);
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71 } catch (DatabaseException e) {
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72 Activator.getDefault().getLog().log(
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73 new Status(IStatus.ERROR, Activator.PLUGIN_ID, "Name modification failed, see exception for details.", e));
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78 public String isValid(String label) {
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79 return modifier.isValid(label);
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83 public String getValue() {
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84 return modifier.getValue();
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