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.team.ui;
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14 import java.util.Collection;
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15 import java.util.Iterator;
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17 import org.eclipse.jface.action.Action;
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18 import org.eclipse.jface.action.GroupMarker;
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19 import org.eclipse.jface.action.IMenuListener;
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20 import org.eclipse.jface.action.IMenuManager;
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21 import org.eclipse.jface.action.MenuManager;
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22 import org.eclipse.jface.layout.TreeColumnLayout;
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23 import org.eclipse.jface.resource.JFaceResources;
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24 import org.eclipse.jface.resource.LocalResourceManager;
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25 import org.eclipse.jface.viewers.ColumnWeightData;
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26 import org.eclipse.jface.viewers.ISelection;
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27 import org.eclipse.jface.viewers.TreeViewer;
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28 import org.eclipse.jface.viewers.TreeViewerColumn;
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29 import org.eclipse.swt.SWT;
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30 import org.eclipse.swt.events.MouseAdapter;
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31 import org.eclipse.swt.events.MouseEvent;
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32 import org.eclipse.swt.graphics.Point;
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33 import org.eclipse.swt.widgets.Composite;
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34 import org.eclipse.swt.widgets.Menu;
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35 import org.eclipse.swt.widgets.Tree;
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36 import org.eclipse.swt.widgets.TreeItem;
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37 import org.eclipse.ui.IWorkbenchActionConstants;
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38 import org.eclipse.ui.IWorkbenchPartSite;
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39 import org.eclipse.ui.PlatformUI;
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40 import org.simantics.db.ChangeSetIdentifier;
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41 import org.simantics.db.Resource;
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42 import org.simantics.db.Session;
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43 import org.simantics.db.WriteGraph;
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44 import org.simantics.db.common.CommentMetadata;
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45 import org.simantics.db.common.request.WriteRequest;
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46 import org.simantics.db.common.utils.Logger;
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47 import org.simantics.db.exception.DatabaseException;
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48 import org.simantics.db.service.XSupport;
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49 import org.simantics.layer0.Layer0;
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50 import org.simantics.team.Activator;
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51 import org.simantics.team.internal.DebugPolicy;
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52 import org.simantics.team.internal.Images;
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53 import org.simantics.ui.SimanticsUI;
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54 import org.simantics.utils.ui.ExceptionUtils;
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55 import org.simantics.utils.ui.dialogs.ShowError;
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59 * @author Kalle Kondelin
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61 public class HistoryView extends TreeView {
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62 public HistoryView() {
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64 private void createPopupMenu() {
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65 final MenuManager mm = new MenuManager("Graph History Popup", "#GraphHistoryPopup");
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66 mm.setRemoveAllWhenShown(true);
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67 mm.addMenuListener(new IMenuListener() {
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69 public void menuAboutToShow(IMenuManager manager) {
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70 manager.add(new GroupMarker(IWorkbenchActionConstants.MB_ADDITIONS));
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73 Menu menu = mm.createContextMenu(treeViewer.getControl());
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74 treeViewer.getControl().setMenu(menu);
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75 IWorkbenchPartSite site = getSite();
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77 site.registerContextMenu(mm.getId(), mm, treeViewer);
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78 treeViewer.getControl().addMouseListener(new GraphHistoryMouseAdapter());
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79 getSite().setSelectionProvider(treeViewer);
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82 public void createPartControl(Composite parent) {
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83 this.parent = parent;
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84 this.treeViewer = new TreeViewer(parent, SWT.SINGLE | SWT.FULL_SELECTION);
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85 this.resourceManager = new LocalResourceManager(JFaceResources.getResources(parent.getDisplay()), treeViewer.getTree());
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86 Images.getInstance(JFaceResources.getResources());
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87 TreeColumnLayout ad = new TreeColumnLayout();
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88 parent.setLayout(ad);
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89 treeViewer.getTree().setHeaderVisible(true);
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90 //treeViewer.getTree().setLinesVisible(true);
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91 //treeViewer.setUseHashlookup(true);
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92 //treeViewer.setAutoExpandLevel(3);
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94 TreeViewerColumn idColumn = new TreeViewerColumn(treeViewer, SWT.LEFT);
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95 TreeViewerColumn dateColumn = new TreeViewerColumn(treeViewer, SWT.LEFT);
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96 TreeViewerColumn commentColumn = new TreeViewerColumn(treeViewer, SWT.LEFT);
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98 idColumn.setLabelProvider(new IdColumnLabelProvider());
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99 dateColumn.setLabelProvider(new DateColumnLabelProvider());
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100 commentColumn.setLabelProvider(new CommentColumnLabelProvider());
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102 idColumn.getColumn().setText("Id");
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103 idColumn.getColumn().setWidth(20);
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104 ad.setColumnData(idColumn.getColumn(), new ColumnWeightData(50, 20));
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105 dateColumn.getColumn().setText("Date");
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106 dateColumn.getColumn().setWidth(20);
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107 ad.setColumnData(dateColumn.getColumn(), new ColumnWeightData(50, 40));
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108 commentColumn.getColumn().setText("Comment");
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109 commentColumn.getColumn().setWidth(20);
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110 ad.setColumnData(commentColumn.getColumn(), new ColumnWeightData(50, 50));
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112 final HistoryContentProvider contentProvider = new HistoryContentProvider(SimanticsUI.getSession());
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113 treeViewer.setContentProvider(contentProvider);
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114 //viewer.setSorter(new ViewerSorter());
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115 treeViewer.setInput(this);
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117 getViewSite().getActionBars().getToolBarManager().add(new Action("Previous", Activator.PREVIOUS_ICON) {
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119 public void run() {
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120 contentProvider.previous();
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123 getViewSite().getActionBars().getToolBarManager().add(new Action("Next", Activator.NEXT_ICON) {
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125 public void run() {
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126 contentProvider.next();
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129 getViewSite().getActionBars().getToolBarManager().add(new Action("Get Graph History", Activator.REFRESH_ICON) {
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131 public void run() {
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132 contentProvider.refresh();
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135 if (DebugPolicy.DEBUG) {
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136 getViewSite().getActionBars().getToolBarManager().add(new Action("Debug", Activator.DEBUG_ICON) {
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138 public void run() {
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139 Session s = SimanticsUI.getSession();
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141 s.sync(new WriteRequest() {
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143 public void perform(WriteGraph graph) throws DatabaseException {
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144 for (DebugPolicy.Action da : DebugPolicy.actions) {
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148 case CorruptClusterAction:
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149 corruptClusterAction(graph);
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151 case DebugCommitAction:
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152 debugCommitAction(graph);
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158 } catch (DatabaseException e) {
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159 ShowError.showError("Debug Action Failed", e.getMessage(), e);
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160 Logger.defaultLogError("Debug action failed.", e);
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164 getViewSite().getActionBars().getToolBarManager().add(new Action("Exit", Activator.EXIT_ICON) {
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166 public void run() {
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167 System.out.println("exit");
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168 PlatformUI.getWorkbench().close();
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173 new ItemDetailToolTip(treeViewer, treeViewer.getTree(), null);
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176 static class HistoryContentProvider extends ChangeSetProvider {
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177 class HistoryElement extends ChangeSetElement {
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178 HistoryElement(Session session, ChangeSetIdentifier cs) {
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179 super(session, cs);
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182 private long topChangeSet; // Identifies first displayed change set. Zero if head.
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183 private final int CS_LIMIT = 100; // Max number of change sets per page.
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184 private HistoryElement[] changeSetIds;
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185 HistoryContentProvider(Session session) {
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190 public void refresh() {
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195 public Object[] getElements(Object inputElement) {
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197 if (0 != topChangeSet)
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198 return changeSetIds;
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199 changeSetIds = getElements(managementSupport.getHeadRevisionId());
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200 } catch (DatabaseException e) {
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201 ExceptionUtils.logAndShowError(e);
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202 changeSetIds = new HistoryElement[0];
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204 return changeSetIds;
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206 private HistoryElement[] getElements(long head) {
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209 return new HistoryElement[0];
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210 Collection<ChangeSetIdentifier> cids;
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211 long min = Math.max(1, head - CS_LIMIT);
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212 cids = managementSupport.getChangeSetIdentifiers(min, head);
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214 changeSetIds = new HistoryElement[0];
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216 changeSetIds = new HistoryElement[cids.size()];
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217 Iterator<ChangeSetIdentifier> it = cids.iterator();
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218 int i = cids.size();
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219 while (it.hasNext()) {
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220 changeSetIds[--i] = new HistoryElement(session, it.next());
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224 } catch (DatabaseException e) {
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225 ExceptionUtils.logAndShowError(e);
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226 changeSetIds = new HistoryElement[0];
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228 return changeSetIds;
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231 if (0 != topChangeSet) {
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234 head = managementSupport.getHeadRevisionId();
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235 } catch (DatabaseException e) {
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236 Logger.defaultLogError(e);
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238 if (topChangeSet + CS_LIMIT > head)
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241 topChangeSet += CS_LIMIT;
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242 changeSetIds = getElements(topChangeSet);
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249 head = managementSupport.getHeadRevisionId();
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250 if (0 == topChangeSet)
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251 topChangeSet = head;
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252 if (topChangeSet > CS_LIMIT + 1)
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253 topChangeSet -= CS_LIMIT;
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254 changeSetIds = getElements(topChangeSet);
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255 } catch (DatabaseException e) {
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256 Logger.defaultLogError(e);
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261 static class GraphHistoryMouseAdapter extends MouseAdapter {
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262 final boolean DEBUG = false;
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263 public GraphHistoryMouseAdapter() {
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265 protected ISelection getClickedContext(MouseEvent e) {
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266 final Tree tree = (Tree)e.getSource();
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267 Point point = new Point(e.x, e.y);
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268 TreeItem item = tree.getItem(point);
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269 // No selectable item at point?
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273 Object data = item.getData();
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275 System.out.println("tree item data: " + data);
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279 public void mouseUp(MouseEvent e) {
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280 ISelection context = getClickedContext(e);
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281 if (context == null)
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283 // Tree tree = (Tree)e.getSource();
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286 public void mouseDoubleClick(MouseEvent e) {
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287 ISelection context = getClickedContext(e);
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288 if (context == null)
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290 // Tree tree = (Tree)e.getSource();
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293 private static void corruptClusterAction(WriteGraph graph)
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294 throws DatabaseException {
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295 XSupport xs = graph.getService(XSupport.class);
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296 // Layer0 l0 = Layer0.getInstance(graph);
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297 Resource r = graph.newResource();
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298 String msg = "Corrupt cluster r=" + r;
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299 System.out.println(msg);
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300 CommentMetadata cm = graph.getMetadata(CommentMetadata.class);
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302 xs.corruptCluster(r);
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303 Resource rr = graph.newResource();
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304 msg = "Corrupt cluster rr=" + rr;
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305 System.out.println(msg);
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307 xs.corruptCluster(rr);
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308 graph.addMetadata(cm); // Add comment to change set.
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310 private static void debugCommitAction(WriteGraph graph)
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311 throws DatabaseException {
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312 Layer0 l0 = Layer0.getInstance(graph);
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313 CommentMetadata cm = graph.getMetadata(CommentMetadata.class);
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314 graph.addMetadata(cm.add("Debug commit."));
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315 Resource root = graph.newResource();
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316 graph.claim(root, l0.InstanceOf, l0.Entity);
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317 graph.claimLiteral(root, l0.HasName, "Debug Resource Root");
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318 Resource project = graph.getResource("http://Projects/Development%20Project");
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319 graph.claim(root, l0.PartOf, project);
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320 final int N = 1<<20;
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322 for (int i=0; i<N; ++i, ++count) {
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323 Resource r = graph.newResource();
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324 graph.claim(r, l0.InstanceOf, l0.Entity);
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325 graph.claimLiteral(r, l0.HasName, "Debug Resource " + i);
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326 if (count % 1000 == 0)
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329 graph.claim(r, l0.PartOf, l0.ConsistsOf, root);
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