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.modeling.ui.modelBrowser.model;
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14 import java.util.Collection;
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15 import java.util.Collections;
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17 import org.eclipse.jface.resource.ImageDescriptor;
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18 import org.eclipse.jface.viewers.ISelection;
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19 import org.simantics.browsing.ui.content.Labeler.Modifier;
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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.Session;
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23 import org.simantics.db.WriteGraph;
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24 import org.simantics.db.exception.DatabaseException;
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25 import org.simantics.layer0.Layer0;
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26 import org.simantics.modeling.ui.Activator;
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29 public class ConnectionUp implements INode {
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31 Resource sourceRelation;
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33 Resource targetRelation;
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34 Resource connection;
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36 public ConnectionUp(Resource connection,
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37 Resource sourceRelation, Resource target, Resource targetRelation) {
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38 this.connection = connection;
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39 this.sourceRelation = sourceRelation;
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40 this.target = target;
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41 this.targetRelation = targetRelation;
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45 public Collection<?> getChildren(ReadGraph g) {
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46 return Collections.EMPTY_LIST;
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50 public ImageDescriptor getImage(ReadGraph g) {
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51 return Activator.ARROW_RIGHT_ICON;
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55 public String getLabel(ReadGraph g) throws DatabaseException {
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56 Layer0 b = Layer0.getInstance(g);
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57 String targetName = g.getPossibleRelatedValue(target, b.HasName);
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58 if(targetName == null)
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61 String relationName = g.getPossibleRelatedValue(targetRelation, b.HasName);
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62 if(relationName == null)
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65 return targetName + "." + relationName;
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69 public int getCategory(ReadGraph graph) {
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74 public void handleDrop(Session session, ISelection selection) {
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78 public void handleDelete(WriteGraph graph) throws DatabaseException {
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82 public boolean hasChildren(ReadGraph g) {
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87 public Object getAdapter(Class adapter) {
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88 if(adapter.isAssignableFrom(Resource.class))
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94 public Modifier getModifier(Session session, String columnId) {
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