| /******************************************************************************* |
| * Copyright (c) 2000, 2005 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.team.internal.ui; |
| |
| import java.io.*; |
| import java.lang.reflect.InvocationTargetException; |
| import java.util.*; |
| import java.util.List; |
| |
| import org.eclipse.compare.CompareConfiguration; |
| import org.eclipse.compare.structuremergeviewer.IDiffContainer; |
| import org.eclipse.compare.structuremergeviewer.IDiffElement; |
| import org.eclipse.core.internal.resources.mapping.*; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.*; |
| import org.eclipse.core.runtime.jobs.Job; |
| import org.eclipse.jface.action.IAction; |
| import org.eclipse.jface.dialogs.ErrorDialog; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.jface.operation.IRunnableWithProgress; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.StructuredViewer; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.custom.BusyIndicator; |
| import org.eclipse.swt.widgets.*; |
| import org.eclipse.team.core.TeamException; |
| import org.eclipse.team.core.synchronize.FastSyncInfoFilter; |
| import org.eclipse.team.core.synchronize.SyncInfo; |
| import org.eclipse.team.core.variants.IResourceVariant; |
| import org.eclipse.team.internal.ui.synchronize.SyncInfoModelElement; |
| import org.eclipse.team.ui.TeamImages; |
| import org.eclipse.team.ui.TeamUI; |
| import org.eclipse.team.ui.synchronize.*; |
| import org.eclipse.ui.*; |
| import org.eclipse.ui.progress.IWorkbenchSiteProgressService; |
| |
| public class Utils { |
| |
| /** |
| * The SortOperation takes a collection of objects and returns a sorted |
| * collection of these objects. Concrete instances of this class provide |
| * the criteria for the sorting of the objects based on the type of the |
| * objects. |
| */ |
| static public abstract class Sorter { |
| |
| /** |
| * Returns true is elementTwo is 'greater than' elementOne This is the |
| * 'ordering' method of the sort operation. Each subclass overides this |
| * method with the particular implementation of the 'greater than' |
| * concept for the objects being sorted. |
| */ |
| public abstract boolean compare(Object elementOne, Object elementTwo); |
| |
| /** |
| * Sort the objects in sorted collection and return that collection. |
| */ |
| private Object[] quickSort(Object[] sortedCollection, int left, int right) { |
| int originalLeft = left; |
| int originalRight = right; |
| Object mid = sortedCollection[(left + right) / 2]; |
| do { |
| while (compare(sortedCollection[left], mid)) |
| left++; |
| while (compare(mid, sortedCollection[right])) |
| right--; |
| if (left <= right) { |
| Object tmp = sortedCollection[left]; |
| sortedCollection[left] = sortedCollection[right]; |
| sortedCollection[right] = tmp; |
| left++; |
| right--; |
| } |
| } while (left <= right); |
| if (originalLeft < right) |
| sortedCollection = quickSort(sortedCollection, originalLeft, right); |
| if (left < originalRight) |
| sortedCollection = quickSort(sortedCollection, left, originalRight); |
| return sortedCollection; |
| } |
| |
| /** |
| * Return a new sorted collection from this unsorted collection. Sort |
| * using quick sort. |
| */ |
| public Object[] sort(Object[] unSortedCollection) { |
| int size = unSortedCollection.length; |
| Object[] sortedCollection = new Object[size]; |
| //copy the array so can return a new sorted collection |
| System.arraycopy(unSortedCollection, 0, sortedCollection, 0, size); |
| if (size > 1) |
| quickSort(sortedCollection, 0, size - 1); |
| return sortedCollection; |
| } |
| } |
| |
| public static final Comparator resourceComparator = new Comparator() { |
| public boolean equals(Object obj) { |
| return false; |
| } |
| public int compare(Object o1, Object o2) { |
| IResource resource0 = (IResource) o1; |
| IResource resource1 = (IResource) o2; |
| return resource0.getFullPath().toString().compareTo(resource1.getFullPath().toString()); |
| } |
| }; |
| |
| /** |
| * Shows the given errors to the user. |
| * @param Exception |
| * the exception containing the error |
| * @param title |
| * the title of the error dialog |
| * @param message |
| * the message for the error dialog |
| * @param shell |
| * the shell to open the error dialog in |
| */ |
| public static void handleError(Shell shell, Exception exception, String title, String message) { |
| IStatus status = null; |
| boolean log = false; |
| boolean dialog = false; |
| Throwable t = exception; |
| if (exception instanceof TeamException) { |
| status = ((TeamException) exception).getStatus(); |
| log = false; |
| dialog = true; |
| } else if (exception instanceof InvocationTargetException) { |
| t = ((InvocationTargetException) exception).getTargetException(); |
| if (t instanceof TeamException) { |
| status = ((TeamException) t).getStatus(); |
| log = false; |
| dialog = true; |
| } else if (t instanceof CoreException) { |
| status = ((CoreException) t).getStatus(); |
| log = true; |
| dialog = true; |
| } else if (t instanceof InterruptedException) { |
| return; |
| } else { |
| status = new Status(IStatus.ERROR, TeamUIPlugin.ID, 1, TeamUIMessages.TeamAction_internal, t); //$NON-NLS-1$ |
| log = true; |
| dialog = true; |
| } |
| } |
| if (status == null) |
| return; |
| if (!status.isOK()) { |
| IStatus toShow = status; |
| if (status.isMultiStatus()) { |
| IStatus[] children = status.getChildren(); |
| if (children.length == 1) { |
| toShow = children[0]; |
| } |
| } |
| if (title == null) { |
| title = status.getMessage(); |
| } |
| if (message == null) { |
| message = status.getMessage(); |
| } |
| if (dialog && shell != null) { |
| ErrorDialog.openError(shell, title, message, toShow); |
| } |
| if (log || shell == null) { |
| TeamUIPlugin.log(toShow.getSeverity(), message, t); |
| } |
| } |
| } |
| |
| public static void runWithProgress(Shell parent, boolean cancelable, final IRunnableWithProgress runnable) throws InvocationTargetException, InterruptedException { |
| boolean createdShell = false; |
| try { |
| if (parent == null || parent.isDisposed()) { |
| Display display = Display.getCurrent(); |
| if (display == null) { |
| // cannot provide progress (not in UI thread) |
| runnable.run(new NullProgressMonitor()); |
| return; |
| } |
| // get the active shell or a suitable top-level shell |
| parent = display.getActiveShell(); |
| if (parent == null) { |
| parent = new Shell(display); |
| createdShell = true; |
| } |
| } |
| // pop up progress dialog after a short delay |
| final Exception[] holder = new Exception[1]; |
| BusyIndicator.showWhile(parent.getDisplay(), new Runnable() { |
| |
| public void run() { |
| try { |
| runnable.run(new NullProgressMonitor()); |
| } catch (InvocationTargetException e) { |
| holder[0] = e; |
| } catch (InterruptedException e) { |
| holder[0] = e; |
| } |
| } |
| }); |
| if (holder[0] != null) { |
| if (holder[0] instanceof InvocationTargetException) { |
| throw (InvocationTargetException) holder[0]; |
| } else { |
| throw (InterruptedException) holder[0]; |
| } |
| } |
| //new TimeoutProgressMonitorDialog(parent, TIMEOUT).run(true |
| // /*fork*/, cancelable, runnable); |
| } finally { |
| if (createdShell) |
| parent.dispose(); |
| } |
| } |
| |
| public static Shell getShell(IWorkbenchSite site) { |
| if(site != null) { |
| Shell shell = site.getShell(); |
| if (!shell.isDisposed()) |
| return shell; |
| } |
| IWorkbench workbench = TeamUIPlugin.getPlugin().getWorkbench(); |
| if (workbench != null) { |
| IWorkbenchWindow window = workbench.getActiveWorkbenchWindow(); |
| if (window != null) { |
| return window.getShell(); |
| } |
| } |
| // Fallback to using the display |
| Display display = Display.getDefault(); |
| if (display.isDisposed()) return null; |
| return new Shell(display); |
| } |
| /* |
| * This method is only for use by the Target Management feature (see bug |
| * 16509). @param t |
| */ |
| public static void handle(final Throwable exception) { |
| TeamUIPlugin.getStandardDisplay().asyncExec(new Runnable() { |
| public void run() { |
| IStatus error = null; |
| Throwable t = exception; |
| if (t instanceof InvocationTargetException) { |
| t = ((InvocationTargetException) t).getTargetException(); |
| } |
| if (t instanceof CoreException) { |
| error = ((CoreException) t).getStatus(); |
| } else if (t instanceof TeamException) { |
| error = ((TeamException) t).getStatus(); |
| } else { |
| error = new Status(IStatus.ERROR, TeamUIPlugin.ID, 1, TeamUIMessages.simpleInternal, t); //$NON-NLS-1$ |
| } |
| Shell shell = new Shell(Display.getDefault()); |
| if (error.getSeverity() == IStatus.INFO) { |
| MessageDialog.openInformation(shell, TeamUIMessages.information, error.getMessage()); //$NON-NLS-1$ |
| } else { |
| ErrorDialog.openError(shell, TeamUIMessages.exception, null, error); //$NON-NLS-1$ |
| } |
| shell.dispose(); |
| // Let's log non-team exceptions |
| if (!(t instanceof TeamException)) { |
| TeamUIPlugin.log(error.getSeverity(), error.getMessage(), t); |
| } |
| } |
| }); |
| } |
| |
| public static Shell findShell() { |
| Display display = TeamUIPlugin.getStandardDisplay(); |
| Shell activeShell = display.getActiveShell(); |
| if (activeShell != null) |
| return activeShell; |
| // worst case, just create our own. |
| return new Shell(display); |
| } |
| |
| public static void initAction(IAction a, String prefix) { |
| Utils.initAction(a, prefix, Policy.getActionBundle()); |
| } |
| |
| public static void initAction(IAction a, String prefix, ResourceBundle bundle) { |
| Utils.initAction(a, prefix, bundle, null); |
| } |
| |
| public static void updateLabels(SyncInfo sync, CompareConfiguration config) { |
| final IResourceVariant remote = sync.getRemote(); |
| final IResourceVariant base = sync.getBase(); |
| String localContentId = sync.getLocalContentIdentifier(); |
| if (localContentId != null) { |
| config.setLeftLabel(NLS.bind(TeamUIMessages.SyncInfoCompareInput_localLabelExists, new String[] { localContentId })); //$NON-NLS-1$ |
| } else { |
| config.setLeftLabel(TeamUIMessages.SyncInfoCompareInput_localLabel); //$NON-NLS-1$ |
| } |
| if (remote != null) { |
| config.setRightLabel(NLS.bind(TeamUIMessages.SyncInfoCompareInput_remoteLabelExists, new String[] { remote.getContentIdentifier() })); //$NON-NLS-1$ |
| } else { |
| config.setRightLabel(TeamUIMessages.SyncInfoCompareInput_remoteLabel); //$NON-NLS-1$ |
| } |
| if (base != null) { |
| config.setAncestorLabel(NLS.bind(TeamUIMessages.SyncInfoCompareInput_baseLabelExists, new String[] { base.getContentIdentifier() })); //$NON-NLS-1$ |
| } else { |
| config.setAncestorLabel(TeamUIMessages.SyncInfoCompareInput_baseLabel); //$NON-NLS-1$ |
| } |
| } |
| |
| /** |
| * Initialize the given Action from a ResourceBundle. |
| */ |
| public static void initAction(IAction a, String prefix, ResourceBundle bundle, String[] bindings) { |
| String labelKey = "label"; //$NON-NLS-1$ |
| String tooltipKey = "tooltip"; //$NON-NLS-1$ |
| String imageKey = "image"; //$NON-NLS-1$ |
| String descriptionKey = "description"; //$NON-NLS-1$ |
| if (prefix != null && prefix.length() > 0) { |
| labelKey = prefix + labelKey; |
| tooltipKey = prefix + tooltipKey; |
| imageKey = prefix + imageKey; |
| descriptionKey = prefix + descriptionKey; |
| } |
| String s = null; |
| if(bindings != null) { |
| s = NLS.bind(getString(labelKey, bundle), bindings); |
| } else { |
| s = getString(labelKey, bundle); |
| } |
| if (s != null) |
| a.setText(s); |
| s = getString(tooltipKey, bundle); |
| if (s != null) |
| a.setToolTipText(s); |
| s = getString(descriptionKey, bundle); |
| if (s != null) |
| a.setDescription(s); |
| String relPath = getString(imageKey, bundle); |
| if (relPath != null && !relPath.equals(imageKey) && relPath.trim().length() > 0) { |
| String dPath; |
| String ePath; |
| if (relPath.indexOf("/") >= 0) { //$NON-NLS-1$ |
| String path = relPath.substring(1); |
| dPath = 'd' + path; |
| ePath = 'e' + path; |
| } else { |
| dPath = "dlcl16/" + relPath; //$NON-NLS-1$ |
| ePath = "elcl16/" + relPath; //$NON-NLS-1$ |
| } |
| ImageDescriptor id = TeamImages.getImageDescriptor(dPath); |
| if (id != null) |
| a.setDisabledImageDescriptor(id); |
| id = TeamUIPlugin.getImageDescriptor(ePath); |
| if (id != null) |
| a.setImageDescriptor(id); |
| } |
| } |
| |
| public static String getString(String key, ResourceBundle b) { |
| try { |
| return b.getString(key); |
| } catch (MissingResourceException e) { |
| return key; |
| } catch (NullPointerException e) { |
| return "!" + key + "!"; //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| } |
| |
| public static String modeToString(int mode) { |
| switch (mode) { |
| case ISynchronizePageConfiguration.INCOMING_MODE : |
| return TeamUIMessages.Utils_22; //$NON-NLS-1$ |
| case ISynchronizePageConfiguration.OUTGOING_MODE : |
| return TeamUIMessages.Utils_23; //$NON-NLS-1$ |
| case ISynchronizePageConfiguration.BOTH_MODE : |
| return TeamUIMessages.Utils_24; //$NON-NLS-1$ |
| case ISynchronizePageConfiguration.CONFLICTING_MODE : |
| return TeamUIMessages.Utils_25; //$NON-NLS-1$ |
| } |
| return TeamUIMessages.Utils_26; //$NON-NLS-1$ |
| } |
| |
| /** |
| * Returns the list of resources contained in the given elements. |
| * @param elements |
| * @return the list of resources contained in the given elements. |
| */ |
| private static IResource[] getResources(Object[] elements, List nonResources) { |
| List resources = new ArrayList(); |
| for (int i = 0; i < elements.length; i++) { |
| Object element = elements[i]; |
| boolean isResource = false; |
| if (element instanceof IResource) { |
| resources.add(element); |
| isResource = true; |
| } else if (element instanceof ISynchronizeModelElement){ |
| IResource resource = ((ISynchronizeModelElement) element).getResource(); |
| if (resource != null) { |
| resources.add(resource); |
| isResource = true; |
| } |
| } else if (element instanceof ResourceMapping) { |
| try { |
| ResourceTraversal[] traversals = ((ResourceMapping)element).getTraversals(ResourceMappingContext.LOCAL_CONTEXT, null); |
| for (int k = 0; k < traversals.length; k++) { |
| ResourceTraversal traversal = traversals[k]; |
| IResource[] resourceArray = traversal.getResources(); |
| for (int j = 0; j < resourceArray.length; j++) { |
| IResource resource = resourceArray[j]; |
| resources.add(resource); |
| isResource = true; |
| } |
| } |
| } catch (CoreException e) { |
| TeamUIPlugin.log(new Status(IStatus.ERROR, TeamUIPlugin.ID, 0, "Error traversing resource mapping", e)); //$NON-NLS-1$ |
| } |
| } else { |
| IResource resource = (IResource)getAdapter(element, IResource.class); |
| if(resource != null) { |
| if (resource.getType() == IResource.ROOT) continue; |
| resources.add(resource); |
| isResource = true; |
| } |
| } |
| if (!isResource) { |
| if(nonResources != null) |
| nonResources.add(element); |
| } |
| } |
| return (IResource[]) resources.toArray(new IResource[resources.size()]); |
| } |
| |
| public static Object[] getNonResources(Object[] elements) { |
| List nonResources = new ArrayList(); |
| getResources(elements, nonResources); |
| return nonResources.toArray(); |
| } |
| |
| public static IResource[] getResources(Object[] element) { |
| return getResources(element, null); |
| } |
| |
| public static Object getAdapter(Object element, Class adapter) { |
| if (element instanceof IAdaptable) { |
| return ((IAdaptable) element).getAdapter(adapter); |
| } |
| return null; |
| } |
| |
| /** |
| * Return whether any sync nodes in the given selection or their |
| * descendants match the given filter. |
| * @param selection a selection |
| * @param filter a sync info filter |
| * @return whether any sync nodes in the given selection or their |
| * descendants match the given filter |
| */ |
| public static boolean hasMatchingDescendant(IStructuredSelection selection, FastSyncInfoFilter filter) { |
| for (Iterator iter = selection.iterator(); iter.hasNext();) { |
| Object o = iter.next(); |
| if (o instanceof ISynchronizeModelElement) { |
| if (hasMatchingDescendant((ISynchronizeModelElement)o, filter)) { |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| private static boolean hasMatchingDescendant(ISynchronizeModelElement element, FastSyncInfoFilter filter) { |
| if (element.getKind() != SyncInfo.IN_SYNC && element instanceof SyncInfoModelElement) { |
| SyncInfo info = ((SyncInfoModelElement) element).getSyncInfo(); |
| if (info != null && filter.select(info)) { |
| return true; |
| } |
| } |
| IDiffElement[] children = element.getChildren(); |
| for (int i = 0; i < children.length; i++) { |
| IDiffElement child = children[i]; |
| if (child instanceof ISynchronizeModelElement) { |
| if (hasMatchingDescendant((ISynchronizeModelElement)child, filter)) { |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| /** |
| * This method returns all out-of-sync SyncInfos that are in the current |
| * selection. |
| * |
| * @return the list of selected sync infos |
| */ |
| public static IDiffElement[] getDiffNodes(Object[] selected) { |
| Set result = new HashSet(); |
| for (int i = 0; i < selected.length; i++) { |
| Object object = selected[i]; |
| if(object instanceof IDiffElement) { |
| collectAllNodes((IDiffElement)object, result); |
| } |
| } |
| return (IDiffElement[]) result.toArray(new IDiffElement[result.size()]); |
| } |
| |
| private static void collectAllNodes(IDiffElement element, Set nodes) { |
| if(element.getKind() != SyncInfo.IN_SYNC) { |
| nodes.add(element); |
| } |
| if(element instanceof IDiffContainer) { |
| IDiffElement[] children = ((IDiffContainer)element).getChildren(); |
| for (int i = 0; i < children.length; i++) { |
| collectAllNodes(children[i], nodes); |
| } |
| } |
| } |
| |
| public static void schedule(Job job, IWorkbenchSite site) { |
| if (site != null) { |
| IWorkbenchSiteProgressService siteProgress = (IWorkbenchSiteProgressService) site.getAdapter(IWorkbenchSiteProgressService.class); |
| if (siteProgress != null) { |
| siteProgress.schedule(job, 0, true /* use half-busy cursor */); |
| return; |
| } |
| } |
| job.schedule(); |
| } |
| |
| public static byte[] readBytes(InputStream in) { |
| ByteArrayOutputStream bos= new ByteArrayOutputStream(); |
| try { |
| while (true) { |
| int c= in.read(); |
| if (c == -1) |
| break; |
| bos.write(c); |
| } |
| |
| } catch (IOException ex) { |
| return null; |
| |
| } finally { |
| if (in != null) { |
| try { |
| in.close(); |
| } catch (IOException x) { |
| // silently ignored |
| } |
| } |
| try { |
| bos.close(); |
| } catch (IOException x) { |
| // silently ignored |
| } |
| } |
| return bos.toByteArray(); |
| } |
| |
| public static boolean equalObject(Object o1, Object o2) { |
| if (o1 == null && o2 == null) return true; |
| if (o1 == null || o2 == null) return false; |
| return o1.equals(o2); |
| } |
| |
| public static String getKey(String id, String secondaryId) { |
| return secondaryId == null ? id : id + '/' + secondaryId; |
| } |
| |
| public static String convertSelection(IResource[] resources) { |
| StringBuffer buffer = new StringBuffer(); |
| for (int i = 0; i < resources.length; i++) { |
| IResource resource = resources[i]; |
| if(i > 0) buffer.append(", "); //$NON-NLS-1$ |
| buffer.append(resource.getFullPath()); |
| } |
| return buffer.toString(); |
| } |
| |
| /** |
| * Shorten the given text <code>t</code> so that its length |
| * doesn't exceed the given width. This implementation |
| * replaces characters in the center of the original string with an |
| * ellipsis ("..."). |
| */ |
| public static String shortenText(int maxWidth, String textValue) { |
| int length = textValue.length(); |
| if(length < maxWidth) return textValue; |
| int ellipsisWidth = 3; |
| int pivot = length / 2; |
| int start = pivot; |
| int end = pivot + 1; |
| while (start >= 0 && end < length) { |
| String s1 = textValue.substring(0, start); |
| String s2 = textValue.substring(end, length); |
| int l1 = s1.length(); |
| int l2 = s2.length(); |
| if (l1 + ellipsisWidth + l2 < maxWidth) { |
| return s1 + "..." + s2; //$NON-NLS-1$ |
| } |
| start--; |
| end++; |
| } |
| return textValue; |
| } |
| |
| public static String getTypeName(ISynchronizeParticipant participant) { |
| ISynchronizeManager manager = TeamUI.getSynchronizeManager(); |
| return manager.getParticipantDescriptor(participant.getId()).getName(); |
| } |
| |
| /** |
| * The viewer will only be updated if the viewer is not null, the control is not disposed, and |
| * this code is being run from the UI thread. |
| * @param viewer the viewer to be updated |
| * @return whether it is safe to update the viewer |
| */ |
| public static boolean canUpdateViewer(StructuredViewer viewer) { |
| if(viewer == null || viewer.getControl().isDisposed()) return false; |
| Display display = viewer.getControl().getDisplay(); |
| if (display == null) return false; |
| if (display.getThread() != Thread.currentThread ()) return false; |
| return true; |
| } |
| |
| public static void asyncExec(final Runnable r, StructuredViewer v) { |
| if(v == null) return; |
| final Control ctrl = v.getControl(); |
| if (ctrl != null && !ctrl.isDisposed()) { |
| ctrl.getDisplay().asyncExec(new Runnable() { |
| public void run() { |
| if (!ctrl.isDisposed()) { |
| BusyIndicator.showWhile(ctrl.getDisplay(), r); |
| } |
| } |
| }); |
| } |
| } |
| |
| public static void syncExec(final Runnable r, StructuredViewer v) { |
| if(v == null) return; |
| final Control ctrl = v.getControl(); |
| if (ctrl != null && !ctrl.isDisposed()) { |
| ctrl.getDisplay().syncExec(new Runnable() { |
| public void run() { |
| if (!ctrl.isDisposed()) { |
| BusyIndicator.showWhile(ctrl.getDisplay(), r); |
| } |
| } |
| }); |
| } |
| } |
| |
| public static SyncInfo getSyncInfo(ISynchronizeModelElement node) { |
| if (node instanceof IAdaptable) { |
| return (SyncInfo)((IAdaptable)node).getAdapter(SyncInfo.class); |
| } |
| return null; |
| } |
| } |