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.annotation.ui.diagram.handlers;
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14 import java.util.Collection;
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16 import org.eclipse.core.commands.AbstractHandler;
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17 import org.eclipse.core.commands.ExecutionEvent;
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18 import org.eclipse.core.commands.ExecutionException;
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19 import org.eclipse.jface.viewers.ISelection;
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20 import org.eclipse.ui.handlers.HandlerUtil;
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21 import org.simantics.Simantics;
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22 import org.simantics.annotation.ui.AnnotationUtils;
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23 import org.simantics.db.ReadGraph;
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24 import org.simantics.db.Resource;
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25 import org.simantics.db.common.request.ReadRequest;
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26 import org.simantics.db.exception.DatabaseException;
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27 import org.simantics.db.layer0.variable.Variable;
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28 import org.simantics.db.layer0.variable.Variables;
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29 import org.simantics.diagram.content.ConnectionUtil;
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30 import org.simantics.diagram.function.PredefinedVariables;
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31 import org.simantics.modeling.ModelingResources;
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32 import org.simantics.ui.utils.ResourceAdaptionUtils;
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33 import org.simantics.utils.ui.ErrorLogger;
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35 public class NewAnnotation extends AbstractHandler {
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36 Resource anno = null;
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37 Resource strConnection = null;
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38 Resource model = null;
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41 public Object execute(ExecutionEvent event) throws ExecutionException {
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43 ISelection selection = HandlerUtil.getCurrentSelection(event);
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44 final Resource parent = ResourceAdaptionUtils.toSingleResource(selection);
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45 if(parent == null) return null;
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49 Simantics.getSession().syncRequest(new ReadRequest() {
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52 public void run(ReadGraph graph) throws DatabaseException {
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54 Variable parentV = Variables.getVariable(graph, parent);
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56 model = Variables.getModel(graph, parentV);
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58 ConnectionUtil cu = new ConnectionUtil(graph);
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59 Collection<Resource> connectors = cu.getTerminalConnectors(parent, null);
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60 Resource connection = null;
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61 for (Resource connector : connectors) {
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62 connection = ConnectionUtil.tryGetConnection(graph, connector);
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63 if (connection != null)
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66 if (connection == null)
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69 ModelingResources MOD = ModelingResources.getInstance(graph);
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70 strConnection = graph.getPossibleObject(connection, MOD.DiagramConnectionToConnection);
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71 if (strConnection == null)
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74 anno = PredefinedVariables.getAnnotation(graph, parent);
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78 if (strConnection == null)
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81 AnnotationUtils.newAnnotation(parent, model);
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83 } catch (DatabaseException e) {
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84 ErrorLogger.defaultLogError(e);
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