1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.team.ui;
14 import java.util.Collection;
15 import java.util.Iterator;
17 import org.eclipse.jface.action.Action;
18 import org.eclipse.jface.action.GroupMarker;
19 import org.eclipse.jface.action.IMenuListener;
20 import org.eclipse.jface.action.IMenuManager;
21 import org.eclipse.jface.action.MenuManager;
22 import org.eclipse.jface.layout.TreeColumnLayout;
23 import org.eclipse.jface.resource.JFaceResources;
24 import org.eclipse.jface.resource.LocalResourceManager;
25 import org.eclipse.jface.viewers.ColumnWeightData;
26 import org.eclipse.jface.viewers.ISelection;
27 import org.eclipse.jface.viewers.TreeViewer;
28 import org.eclipse.jface.viewers.TreeViewerColumn;
29 import org.eclipse.swt.SWT;
30 import org.eclipse.swt.events.MouseAdapter;
31 import org.eclipse.swt.events.MouseEvent;
32 import org.eclipse.swt.graphics.Point;
33 import org.eclipse.swt.widgets.Composite;
34 import org.eclipse.swt.widgets.Menu;
35 import org.eclipse.swt.widgets.Tree;
36 import org.eclipse.swt.widgets.TreeItem;
37 import org.eclipse.ui.IWorkbenchActionConstants;
38 import org.eclipse.ui.IWorkbenchPartSite;
39 import org.eclipse.ui.PlatformUI;
40 import org.simantics.Simantics;
41 import org.simantics.db.ChangeSetIdentifier;
42 import org.simantics.db.Resource;
43 import org.simantics.db.Session;
44 import org.simantics.db.WriteGraph;
45 import org.simantics.db.common.CommentMetadata;
46 import org.simantics.db.common.request.WriteRequest;
47 import org.simantics.db.common.utils.Logger;
48 import org.simantics.db.exception.DatabaseException;
49 import org.simantics.db.service.XSupport;
50 import org.simantics.layer0.Layer0;
51 import org.simantics.team.Activator;
52 import org.simantics.team.internal.DebugPolicy;
53 import org.simantics.team.internal.Images;
54 import org.simantics.utils.ui.ExceptionUtils;
55 import org.simantics.utils.ui.dialogs.ShowError;
59 * @author Kalle Kondelin
61 public class HistoryView extends TreeView {
62 public HistoryView() {
64 private void createPopupMenu() {
65 final MenuManager mm = new MenuManager("Graph History Popup", "#GraphHistoryPopup");
66 mm.setRemoveAllWhenShown(true);
67 mm.addMenuListener(new IMenuListener() {
69 public void menuAboutToShow(IMenuManager manager) {
70 manager.add(new GroupMarker(IWorkbenchActionConstants.MB_ADDITIONS));
73 Menu menu = mm.createContextMenu(treeViewer.getControl());
74 treeViewer.getControl().setMenu(menu);
75 IWorkbenchPartSite site = getSite();
77 site.registerContextMenu(mm.getId(), mm, treeViewer);
78 treeViewer.getControl().addMouseListener(new GraphHistoryMouseAdapter());
79 getSite().setSelectionProvider(treeViewer);
82 public void createPartControl(Composite parent) {
84 this.treeViewer = new TreeViewer(parent, SWT.SINGLE | SWT.FULL_SELECTION);
85 this.resourceManager = new LocalResourceManager(JFaceResources.getResources(parent.getDisplay()), treeViewer.getTree());
86 Images.getInstance(JFaceResources.getResources());
87 TreeColumnLayout ad = new TreeColumnLayout();
89 treeViewer.getTree().setHeaderVisible(true);
90 //treeViewer.getTree().setLinesVisible(true);
91 //treeViewer.setUseHashlookup(true);
92 //treeViewer.setAutoExpandLevel(3);
94 TreeViewerColumn idColumn = new TreeViewerColumn(treeViewer, SWT.LEFT);
95 TreeViewerColumn dateColumn = new TreeViewerColumn(treeViewer, SWT.LEFT);
96 TreeViewerColumn commentColumn = new TreeViewerColumn(treeViewer, SWT.LEFT);
98 idColumn.setLabelProvider(new IdColumnLabelProvider());
99 dateColumn.setLabelProvider(new DateColumnLabelProvider());
100 commentColumn.setLabelProvider(new CommentColumnLabelProvider());
102 idColumn.getColumn().setText("Id");
103 idColumn.getColumn().setWidth(20);
104 ad.setColumnData(idColumn.getColumn(), new ColumnWeightData(50, 20));
105 dateColumn.getColumn().setText("Date");
106 dateColumn.getColumn().setWidth(20);
107 ad.setColumnData(dateColumn.getColumn(), new ColumnWeightData(50, 40));
108 commentColumn.getColumn().setText("Comment");
109 commentColumn.getColumn().setWidth(20);
110 ad.setColumnData(commentColumn.getColumn(), new ColumnWeightData(50, 50));
112 final HistoryContentProvider contentProvider = new HistoryContentProvider(Simantics.getSession());
113 treeViewer.setContentProvider(contentProvider);
114 //viewer.setSorter(new ViewerSorter());
115 treeViewer.setInput(this);
117 getViewSite().getActionBars().getToolBarManager().add(new Action("Previous", Activator.PREVIOUS_ICON) {
120 contentProvider.previous();
123 getViewSite().getActionBars().getToolBarManager().add(new Action("Next", Activator.NEXT_ICON) {
126 contentProvider.next();
129 getViewSite().getActionBars().getToolBarManager().add(new Action("Get Graph History", Activator.REFRESH_ICON) {
132 contentProvider.refresh();
135 if (DebugPolicy.DEBUG) {
136 getViewSite().getActionBars().getToolBarManager().add(new Action("Debug", Activator.DEBUG_ICON) {
139 Session s = Simantics.getSession();
141 s.sync(new WriteRequest() {
143 public void perform(WriteGraph graph) throws DatabaseException {
144 for (DebugPolicy.Action da : DebugPolicy.actions) {
148 case CorruptClusterAction:
149 corruptClusterAction(graph);
151 case DebugCommitAction:
152 debugCommitAction(graph);
158 } catch (DatabaseException e) {
159 ShowError.showError("Debug Action Failed", e.getMessage(), e);
160 Logger.defaultLogError("Debug action failed.", e);
164 getViewSite().getActionBars().getToolBarManager().add(new Action("Exit", Activator.EXIT_ICON) {
167 System.out.println("exit");
168 PlatformUI.getWorkbench().close();
173 new ItemDetailToolTip(treeViewer, treeViewer.getTree(), null);
176 static class HistoryContentProvider extends ChangeSetProvider {
177 class HistoryElement extends ChangeSetElement {
178 HistoryElement(Session session, ChangeSetIdentifier cs) {
182 private long topChangeSet; // Identifies first displayed change set. Zero if head.
183 private final int CS_LIMIT = 100; // Max number of change sets per page.
184 private HistoryElement[] changeSetIds;
185 HistoryContentProvider(Session session) {
190 public void refresh() {
195 public Object[] getElements(Object inputElement) {
197 if (0 != topChangeSet)
199 changeSetIds = getElements(managementSupport.getHeadRevisionId());
200 } catch (DatabaseException e) {
201 ExceptionUtils.logAndShowError(e);
202 changeSetIds = new HistoryElement[0];
206 private HistoryElement[] getElements(long head) {
209 return new HistoryElement[0];
210 Collection<ChangeSetIdentifier> cids;
211 long min = Math.max(1, head - CS_LIMIT);
212 cids = managementSupport.getChangeSetIdentifiers(min, head);
214 changeSetIds = new HistoryElement[0];
216 changeSetIds = new HistoryElement[cids.size()];
217 Iterator<ChangeSetIdentifier> it = cids.iterator();
219 while (it.hasNext()) {
220 changeSetIds[--i] = new HistoryElement(session, it.next());
224 } catch (DatabaseException e) {
225 ExceptionUtils.logAndShowError(e);
226 changeSetIds = new HistoryElement[0];
231 if (0 != topChangeSet) {
234 head = managementSupport.getHeadRevisionId();
235 } catch (DatabaseException e) {
236 Logger.defaultLogError(e);
238 if (topChangeSet + CS_LIMIT > head)
241 topChangeSet += CS_LIMIT;
242 changeSetIds = getElements(topChangeSet);
249 head = managementSupport.getHeadRevisionId();
250 if (0 == topChangeSet)
252 if (topChangeSet > CS_LIMIT + 1)
253 topChangeSet -= CS_LIMIT;
254 changeSetIds = getElements(topChangeSet);
255 } catch (DatabaseException e) {
256 Logger.defaultLogError(e);
261 static class GraphHistoryMouseAdapter extends MouseAdapter {
262 final boolean DEBUG = false;
263 public GraphHistoryMouseAdapter() {
265 protected ISelection getClickedContext(MouseEvent e) {
266 final Tree tree = (Tree)e.getSource();
267 Point point = new Point(e.x, e.y);
268 TreeItem item = tree.getItem(point);
269 // No selectable item at point?
273 Object data = item.getData();
275 System.out.println("tree item data: " + data);
279 public void mouseUp(MouseEvent e) {
280 ISelection context = getClickedContext(e);
283 // Tree tree = (Tree)e.getSource();
286 public void mouseDoubleClick(MouseEvent e) {
287 ISelection context = getClickedContext(e);
290 // Tree tree = (Tree)e.getSource();
293 private static void corruptClusterAction(WriteGraph graph)
294 throws DatabaseException {
295 XSupport xs = graph.getService(XSupport.class);
296 // Layer0 l0 = Layer0.getInstance(graph);
297 Resource r = graph.newResource();
298 String msg = "Corrupt cluster r=" + r;
299 System.out.println(msg);
300 CommentMetadata cm = graph.getMetadata(CommentMetadata.class);
302 xs.corruptCluster(r);
303 Resource rr = graph.newResource();
304 msg = "Corrupt cluster rr=" + rr;
305 System.out.println(msg);
307 xs.corruptCluster(rr);
308 graph.addMetadata(cm); // Add comment to change set.
310 private static void debugCommitAction(WriteGraph graph)
311 throws DatabaseException {
312 Layer0 l0 = Layer0.getInstance(graph);
313 CommentMetadata cm = graph.getMetadata(CommentMetadata.class);
314 graph.addMetadata(cm.add("Debug commit."));
315 Resource root = graph.newResource();
316 graph.claim(root, l0.InstanceOf, l0.Entity);
317 graph.claimLiteral(root, l0.HasName, "Debug Resource Root");
318 Resource project = graph.getResource("http://Projects/Development%20Project");
319 graph.claim(root, l0.PartOf, project);
322 for (int i=0; i<N; ++i, ++count) {
323 Resource r = graph.newResource();
324 graph.claim(r, l0.InstanceOf, l0.Entity);
325 graph.claimLiteral(r, l0.HasName, "Debug Resource " + i);
326 if (count % 1000 == 0)
329 graph.claim(r, l0.PartOf, l0.ConsistsOf, root);