| /******************************************************************************* |
| * Copyright (c) 2006, 2008 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ltk.internal.ui.refactoring.history; |
| |
| import java.io.IOException; |
| import java.lang.reflect.InvocationTargetException; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.Set; |
| |
| import org.eclipse.swt.widgets.Shell; |
| |
| import org.eclipse.core.runtime.Assert; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.SubProgressMonitor; |
| import org.eclipse.core.runtime.jobs.ISchedulingRule; |
| import org.eclipse.core.runtime.jobs.MultiRule; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IWorkspaceRoot; |
| import org.eclipse.core.resources.IWorkspaceRunnable; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.jface.operation.IRunnableContext; |
| |
| import org.eclipse.ltk.core.refactoring.RefactoringDescriptorProxy; |
| import org.eclipse.ltk.core.refactoring.history.RefactoringHistory; |
| import org.eclipse.ltk.internal.core.refactoring.RefactoringCoreMessages; |
| import org.eclipse.ltk.internal.core.refactoring.history.IRefactoringDescriptorDeleteQuery; |
| import org.eclipse.ltk.internal.core.refactoring.history.RefactoringHistoryService; |
| import org.eclipse.ltk.internal.ui.refactoring.RefactoringUIMessages; |
| import org.eclipse.ltk.internal.ui.refactoring.RefactoringUIPlugin; |
| import org.eclipse.ltk.internal.ui.refactoring.WorkbenchRunnableAdapter; |
| import org.eclipse.ltk.ui.refactoring.history.IRefactoringHistoryControl; |
| |
| /** |
| * Helper class to implement shared functionality to edit refactoring histories. |
| * |
| * @since 3.2 |
| */ |
| public final class RefactoringHistoryEditHelper { |
| |
| /** Interface for refactoring history providers */ |
| public interface IRefactoringHistoryProvider { |
| |
| /** |
| * Returns the refactoring history to use. |
| * |
| * @param monitor |
| * the progress monitor to use |
| * @return the refactoring history |
| */ |
| public RefactoringHistory getRefactoringHistory(IProgressMonitor monitor); |
| } |
| |
| /** |
| * Returns the projects affected by the specified refactoring descriptors. |
| * |
| * @param descriptors |
| * the refactoring descriptors |
| * @return the affected projects, or <code>null</code> if the entire |
| * workspace is affected |
| */ |
| private static IProject[] getAffectedProjects(final RefactoringDescriptorProxy[] descriptors) { |
| final Set<String> set= new HashSet<>(); |
| for (RefactoringDescriptorProxy descriptor : descriptors) { |
| final String project= descriptor.getProject(); |
| if (project == null || "".equals(project)) //$NON-NLS-1$ |
| return null; |
| set.add(project); |
| } |
| final IWorkspaceRoot root= ResourcesPlugin.getWorkspace().getRoot(); |
| final IProject[] result= new IProject[set.size()]; |
| int index= 0; |
| for (final Iterator<String> iterator= set.iterator(); iterator.hasNext(); index++) { |
| result[index]= root.getProject(iterator.next()); |
| } |
| return result; |
| } |
| |
| /** |
| * Prompts the user to delete refactorings from the history. |
| * |
| * @param shell |
| * the shell to use |
| * @param context |
| * the runnable context to use |
| * @param control |
| * the refactoring history control |
| * @param query |
| * the refactoring descriptor delete query to use |
| * @param provider |
| * the refactoring history provider to use |
| * @param descriptors |
| * the refactoring descriptors to delete |
| */ |
| public static void promptRefactoringDelete(final Shell shell, final IRunnableContext context, final IRefactoringHistoryControl control, final IRefactoringDescriptorDeleteQuery query, final IRefactoringHistoryProvider provider, final RefactoringDescriptorProxy[] descriptors) { |
| Assert.isNotNull(shell); |
| Assert.isNotNull(context); |
| Assert.isNotNull(control); |
| Assert.isNotNull(query); |
| Assert.isNotNull(provider); |
| Assert.isNotNull(descriptors); |
| final RefactoringHistoryService service= RefactoringHistoryService.getInstance(); |
| try { |
| service.connect(); |
| try { |
| final IProject[] affected= getAffectedProjects(descriptors); |
| context.run(false, true, new WorkbenchRunnableAdapter(new IWorkspaceRunnable() { |
| |
| @Override |
| public void run(final IProgressMonitor monitor) throws CoreException { |
| try { |
| monitor.beginTask(RefactoringCoreMessages.RefactoringHistoryService_deleting_refactorings, 300); |
| try { |
| service.deleteRefactoringDescriptors(descriptors, query, new SubProgressMonitor(monitor, 280, SubProgressMonitor.SUPPRESS_SUBTASK_LABEL)); |
| } catch (CoreException exception) { |
| final Throwable throwable= exception.getStatus().getException(); |
| if (throwable instanceof IOException) { |
| shell.getDisplay().syncExec(new Runnable() { |
| |
| @Override |
| public void run() { |
| MessageDialog.openError(shell, RefactoringUIMessages.ChangeExceptionHandler_refactoring, throwable.getLocalizedMessage()); |
| } |
| }); |
| } else |
| throw exception; |
| } |
| if (query.hasDeletions()) { |
| final RefactoringHistory history= provider.getRefactoringHistory(new SubProgressMonitor(monitor, 20, SubProgressMonitor.SUPPRESS_SUBTASK_LABEL)); |
| shell.getDisplay().syncExec(new Runnable() { |
| |
| @Override |
| public void run() { |
| control.setInput(history); |
| control.setCheckedDescriptors(RefactoringPropertyPage.EMPTY_DESCRIPTORS); |
| } |
| }); |
| } |
| } finally { |
| monitor.done(); |
| } |
| } |
| }, affected == null ? ResourcesPlugin.getWorkspace().getRoot() : (ISchedulingRule) new MultiRule(affected))); |
| } catch (InvocationTargetException exception) { |
| RefactoringUIPlugin.log(exception); |
| } catch (InterruptedException exception) { |
| // Do nothing |
| } |
| } finally { |
| service.disconnect(); |
| } |
| } |
| |
| /** |
| * Creates a new refactoring history edit helper |
| */ |
| private RefactoringHistoryEditHelper() { |
| // Not for instantiation |
| } |
| } |