diff options
Diffstat (limited to 'bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/FileModificationValidator.java')
| -rw-r--r-- | bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/FileModificationValidator.java | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/FileModificationValidator.java b/bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/FileModificationValidator.java deleted file mode 100644 index 5253169e5..000000000 --- a/bundles/org.eclipse.team.cvs.ui/src/org/eclipse/team/internal/ccvs/ui/FileModificationValidator.java +++ /dev/null @@ -1,298 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2008 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.ccvs.ui; - -import java.lang.reflect.InvocationTargetException; -import java.net.URL; -import java.util.HashSet; -import java.util.Set; - -import org.eclipse.core.resources.IFile; -import org.eclipse.core.resources.IResource; -import org.eclipse.core.resources.team.FileModificationValidationContext; -import org.eclipse.core.runtime.*; -import org.eclipse.core.runtime.jobs.ISchedulingRule; -import org.eclipse.core.runtime.jobs.Job; -import org.eclipse.jface.dialogs.MessageDialog; -import org.eclipse.jface.operation.IRunnableWithProgress; -import org.eclipse.swt.widgets.Display; -import org.eclipse.swt.widgets.Shell; -import org.eclipse.team.core.TeamException; -import org.eclipse.team.core.synchronize.SyncInfo; -import org.eclipse.team.internal.ccvs.core.*; -import org.eclipse.team.internal.ccvs.core.client.Command; -import org.eclipse.team.internal.ccvs.ui.actions.EditorsAction; -import org.eclipse.team.internal.ccvs.ui.operations.UpdateOperation; -import org.eclipse.team.internal.ui.Utils; -import org.eclipse.ui.progress.IProgressConstants; - -/** - * IFileModificationValidator that is plugged into the CVS Repository Provider - */ -public class FileModificationValidator extends CVSCoreFileModificationValidator { - - public FileModificationValidator() { - } - - /* (non-Javadoc) - * @see org.eclipse.team.internal.ccvs.core.CVSCoreFileModificationValidator#edit(org.eclipse.core.resources.IFile[], org.eclipse.core.resources.team.FileModificationValidationContext) - */ - protected IStatus edit(IFile[] readOnlyFiles, FileModificationValidationContext context) { - return edit(readOnlyFiles, getShell(context)); - } - - private Shell getShell(FileModificationValidationContext context) { - if (context == null) - return null; - if (context.getShell() != null) - return (Shell)context.getShell(); - return Utils.getShell(null, true); - } - - private IStatus getStatus(InvocationTargetException e) { - Throwable target = e.getTargetException(); - if (target instanceof TeamException) { - return ((TeamException) target).getStatus(); - } else if (target instanceof CoreException) { - return ((CoreException) target).getStatus(); - } - return new Status(IStatus.ERROR, CVSUIPlugin.ID, 0, CVSUIMessages.internal, target); - } - - private IStatus edit(final IFile[] files, final Shell shell) { - if (isPerformEdit()) { - try { - if (shell != null && !promptToEditFiles(files, shell)) { - // The user didn't want to edit. - // OK is returned but the file remains read-only - throw new InterruptedException(); - } - - // see if the file is up to date - if (shell != null && promptToUpdateFiles(files, shell)) { - // The user wants to update the file - // Run the update in a runnable in order to get a busy cursor. - // This runnable is syncExeced in order to get a busy cursor - IRunnableWithProgress updateRunnable = new IRunnableWithProgress() { - public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException { - performUpdate(files, monitor); - } - }; - if (isRunningInUIThread()) { - // Only show a busy cursor if validate edit is blocking the UI - CVSUIPlugin.runWithProgress(shell, false, updateRunnable); - } else { - // We can't show a busy cursor (i.e., run in the UI thread) - // since this thread may hold locks and - // running an edit in the UI thread could try to obtain the - // same locks, resulting in a deadlock. - updateRunnable.run(new NullProgressMonitor()); - } - } - - // Run the edit in a runnable in order to get a busy cursor. - // This runnable is syncExeced in order to get a busy cursor - IRunnableWithProgress editRunnable = new IRunnableWithProgress() { - public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException { - try { - performEdit(files, monitor); - } catch (CVSException e) { - throw new InvocationTargetException(e); - } - } - }; - if (isRunningInUIThread()) { - // Only show a busy cursor if validate edit is blocking the UI - CVSUIPlugin.runWithProgress(shell, false, editRunnable); - } else { - // We can't show a busy cursor (i.e., run in the UI thread) - // since this thread may hold locks and - // running an edit in the UI thread could try to obtain the - // same locks, resulting in a deadlock. - editRunnable.run(new NullProgressMonitor()); - } - } catch (InvocationTargetException e) { - return getStatus(e); - } catch (InterruptedException e) { - // Must return an error to indicate that it is not OK to edit the files - return new Status(IStatus.CANCEL, CVSUIPlugin.ID, 0, CVSUIMessages.FileModificationValidator_vetoMessage, null); //; - } - } else if (isPerformEditInBackground()) { - IStatus status = setWritable(files); - if (status.isOK()) - performEdit(files); - return status; - } else { - // Allow the files to be edited without notifying the server - return setWritable(files); - } - - return Status.OK_STATUS; - - } - - protected void scheduleEditJob(Job job) { - job.setProperty(IProgressConstants.NO_IMMEDIATE_ERROR_PROMPT_PROPERTY, Boolean.TRUE); - job.setProperty(IProgressConstants.ICON_PROPERTY, getOperationIcon()); - super.scheduleEditJob(job); - } - - private URL getOperationIcon() { - return FileLocator.find(CVSUIPlugin.getPlugin().getBundle(), new Path(ICVSUIConstants.ICON_PATH + ICVSUIConstants.IMG_CVS_PERSPECTIVE), null); - } - - private boolean isRunningInUIThread() { - return Display.getCurrent() != null; - } - - private boolean promptToEditFiles(IFile[] files, Shell shell) throws InvocationTargetException, InterruptedException { - if (files.length == 0) - return true; - - if(isNeverPrompt()) - return true; - - // Contact the server to see if anyone else is editing the files - EditorsAction editors = fetchEditors(files, shell); - if (editors.isEmpty()) { - if (isAlwaysPrompt()) - return (promptEdit(shell)); - return true; - } else { - return (editors.promptToEdit(shell)); - } - } - - private boolean promptToUpdateFiles(IFile[] files, Shell shell) throws InvocationTargetException, InterruptedException { - if (files.length == 0) - return false; - - if (isNeverUpdate()) - return false; - - // Contact the server to see if the files are up-to-date - if (needsUpdate(files, new NullProgressMonitor())) { - if (isPromptUpdate()) - return (promptUpdate(shell)); - return true; // auto update - } - - return false; - } - - private boolean promptEdit(Shell shell) { - // Open the dialog using a sync exec (there are no guarantees that we - // were called from the UI thread - final boolean[] result = new boolean[] { false }; - int flags = isRunningInUIThread() ? 0 : CVSUIPlugin.PERFORM_SYNC_EXEC; - CVSUIPlugin.openDialog(shell, new CVSUIPlugin.IOpenableInShell() { - public void open(Shell shell) { - result[0] = MessageDialog.openQuestion(shell,CVSUIMessages.FileModificationValidator_3,CVSUIMessages.FileModificationValidator_4); // - } - }, flags); - return result[0]; - } - - private boolean promptUpdate(Shell shell) { - // Open the dialog using a sync exec (there are no guarantees that we - // were called from the UI thread - final boolean[] result = new boolean[] { false }; - int flags = isRunningInUIThread() ? 0 : CVSUIPlugin.PERFORM_SYNC_EXEC; - CVSUIPlugin.openDialog(shell, new CVSUIPlugin.IOpenableInShell() { - public void open(Shell shell) { - result[0] = MessageDialog.openQuestion(shell,CVSUIMessages.FileModificationValidator_5,CVSUIMessages.FileModificationValidator_6); - } - }, flags); - return result[0]; - } - - private boolean isPerformEdit() { - return ICVSUIConstants.PREF_EDIT_PROMPT_EDIT.equals(CVSUIPlugin.getPlugin().getPreferenceStore().getString(ICVSUIConstants.PREF_EDIT_ACTION)); - } - - private boolean isPerformEditInBackground() { - return ICVSUIConstants.PREF_EDIT_IN_BACKGROUND.equals(CVSUIPlugin.getPlugin().getPreferenceStore().getString(ICVSUIConstants.PREF_EDIT_ACTION)); - } - - private EditorsAction fetchEditors(IFile[] files, Shell shell) throws InvocationTargetException, InterruptedException { - final EditorsAction editors = new EditorsAction(getProvider(files), files); - IRunnableWithProgress runnable = new IRunnableWithProgress() { - public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException { - editors.run(monitor); - } - }; - if (isRunningInUIThread()) { - // Show a busy cursor if we are running in the UI thread - CVSUIPlugin.runWithProgress(shell, false, runnable); - } else { - // We can't show a busy cursor (i.e., run in the UI thread) - // since this thread may hold locks and - // running a CVS operation in the UI thread could try to obtain the - // same locks, resulting in a deadlock. - runnable.run(new NullProgressMonitor()); - } - return editors; - } - - private boolean isNeverPrompt() { - return ICVSUIConstants.PREF_EDIT_PROMPT_NEVER.equals(CVSUIPlugin.getPlugin().getPreferenceStore().getString(ICVSUIConstants.PREF_EDIT_PROMPT)); - } - - private boolean isAlwaysPrompt() { - return ICVSUIConstants.PREF_EDIT_PROMPT_ALWAYS.equals(CVSUIPlugin.getPlugin().getPreferenceStore().getString(ICVSUIConstants.PREF_EDIT_PROMPT)); - } - - private boolean needsUpdate(IFile[] files, IProgressMonitor monitor) { - try { - CVSWorkspaceSubscriber subscriber = CVSProviderPlugin.getPlugin().getCVSWorkspaceSubscriber(); - subscriber.refresh(files, IResource.DEPTH_ZERO, monitor); - for (int i = 0; i < files.length; i++) { - IFile file = files[i]; - SyncInfo info = subscriber.getSyncInfo(file); - int direction = info.getKind() & SyncInfo.DIRECTION_MASK; - if (direction == SyncInfo.CONFLICTING || direction == SyncInfo.INCOMING) { - return true; - } - } - } catch (TeamException e) { - // Log the exception and assume we don't need to update it - CVSProviderPlugin.log(e); - } - return false; - } - - private void performUpdate(IFile[] files, IProgressMonitor monitor) throws InvocationTargetException, InterruptedException { - // TODO: This obtains the project rule which can cause a rule violation - new UpdateOperation(null /* no target part */, files, Command.NO_LOCAL_OPTIONS, null /* no tag */).run(monitor); - } - - private boolean isPromptUpdate() { - return ICVSUIConstants.PREF_UPDATE_PROMPT_IF_OUTDATED.equals(CVSUIPlugin.getPlugin().getPreferenceStore().getString(ICVSUIConstants.PREF_UPDATE_PROMPT)); - } - - private boolean isNeverUpdate() { - return ICVSUIConstants.PREF_UPDATE_PROMPT_NEVER.equals(CVSUIPlugin.getPlugin().getPreferenceStore().getString(ICVSUIConstants.PREF_UPDATE_PROMPT)); - } - - public ISchedulingRule validateEditRule(CVSResourceRuleFactory factory, IResource[] resources) { - if (!isNeverUpdate()) { - // We may need to perform an update so we need to obtain the lock on each project - Set projects = new HashSet(); - for (int i = 0; i < resources.length; i++) { - IResource resource = resources[i]; - if (isReadOnly(resource)) - projects.add(resource.getProject()); - } - return createSchedulingRule(projects); - } - return internalValidateEditRule(factory, resources); - } -} |