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.symbollibrary;
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14 import java.util.Collection;
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15 import java.util.Collections;
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16 import java.util.HashSet;
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18 import org.simantics.db.exception.DatabaseException;
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19 import org.simantics.diagram.synchronization.graph.BasicResources;
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20 import org.simantics.project.IProject;
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21 import org.simantics.project.exception.ProjectException;
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22 import org.simantics.project.features.AbstractProjectFeature;
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23 import org.simantics.utils.datastructures.disposable.AbstractDisposable;
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24 import org.simantics.utils.datastructures.disposable.IDisposable;
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26 class SymbolManager extends AbstractDisposable implements ISymbolManager, IDisposable {
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30 public SymbolManager(IProject project) {
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31 this.project = project;
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32 project.setHint(ISymbolManager.KEY_SYMBOL_GROUPS, Collections.emptySet());
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36 protected void doDispose() {
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37 project.setHint(KEY_SYMBOL_GROUPS, Collections.emptySet());
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41 public void addEntryPoints(Collection<ISymbolGroup> eps) {
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42 Collection<ISymbolGroup> groups = project.getHint(KEY_SYMBOL_GROUPS);
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43 Collection<ISymbolGroup> newGroups = new HashSet<ISymbolGroup>(groups);
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44 newGroups.addAll(eps);
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45 project.setHint(KEY_SYMBOL_GROUPS, Collections.unmodifiableCollection(newGroups));
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49 public void removeEntryPoints(Collection<ISymbolGroup> eps) {
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50 Collection<ISymbolGroup> groups = project.getHint(KEY_SYMBOL_GROUPS);
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51 Collection<ISymbolGroup> newGroups = new HashSet<ISymbolGroup>(groups);
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52 newGroups.removeAll(eps);
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53 project.setHint(KEY_SYMBOL_GROUPS, Collections.unmodifiableCollection(newGroups));
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58 public class SymbolManagerFeature extends AbstractProjectFeature {
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63 public void configure() throws ProjectException {
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64 // IMPORTANT: This is vital for making sure that certain basic
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65 // resource classes are loaded into the database session as its
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66 // services (see org.simantics.db.ServiceLocator).
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68 BasicResources.getInstance(getSession());
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69 } catch (DatabaseException e) {
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70 throw new ProjectException(e);
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73 sm = new SymbolManager(getProject());
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74 getProjectElement().setHint(ISymbolManager.KEY_SYMBOL_MANAGER, sm);
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78 public void deconfigure() throws ProjectException {
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79 if (getProjectElement().getHint(ISymbolManager.KEY_SYMBOL_MANAGER) == sm)
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80 getProjectElement().removeHint(ISymbolManager.KEY_SYMBOL_MANAGER);
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