| /******************************************************************************* |
| * Copyright (c) 2006, 2017 IBM Corporation and others. |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.dltk.internal.corext.refactoring.changes; |
| |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.OperationCanceledException; |
| import org.eclipse.core.runtime.SubProgressMonitor; |
| import org.eclipse.dltk.internal.corext.refactoring.RefactoringCoreMessages; |
| import org.eclipse.dltk.internal.corext.util.Messages; |
| import org.eclipse.dltk.ui.viewsupport.BasicElementLabels; |
| import org.eclipse.ltk.core.refactoring.Change; |
| import org.eclipse.ltk.core.refactoring.RefactoringStatus; |
| import org.eclipse.ltk.core.refactoring.resource.DeleteResourceChange; |
| import org.eclipse.ui.ide.undo.ResourceDescription; |
| |
| |
| public class UndoDeleteResourceChange extends Change { |
| |
| private final ResourceDescription fResourceDescription; |
| |
| public UndoDeleteResourceChange(ResourceDescription resourceDescription) { |
| fResourceDescription= resourceDescription; |
| } |
| |
| @Override |
| public void initializeValidationData(IProgressMonitor pm) { |
| |
| } |
| |
| @Override |
| public Object getModifiedElement() { |
| return null; |
| } |
| |
| @Override |
| public String getName() { |
| return Messages.format(RefactoringCoreMessages.UndoDeleteResourceChange_change_name, BasicElementLabels.getResourceName(fResourceDescription.getName())); |
| } |
| |
| @Override |
| public RefactoringStatus isValid(IProgressMonitor pm) throws CoreException, OperationCanceledException { |
| if (! fResourceDescription.isValid()) { |
| return RefactoringStatus.createFatalErrorStatus( |
| Messages.format( |
| RefactoringCoreMessages.UndoDeleteResourceChange_cannot_restore, |
| BasicElementLabels.getResourceName(fResourceDescription.getName()))); |
| } |
| |
| if (fResourceDescription.verifyExistence(true)) { |
| return RefactoringStatus.createFatalErrorStatus( |
| Messages.format( |
| RefactoringCoreMessages.UndoDeleteResourceChange_already_exists, |
| BasicElementLabels.getResourceName(fResourceDescription.getName()))); |
| } |
| |
| return new RefactoringStatus(); |
| } |
| |
| @Override |
| public Change perform(IProgressMonitor pm) throws CoreException { |
| IResource created= fResourceDescription.createResource(pm); |
| created.refreshLocal(IResource.DEPTH_INFINITE, new SubProgressMonitor(pm, 1)); |
| return new DeleteResourceChange(created.getFullPath(), true); |
| } |
| |
| @Override |
| public String toString() { |
| return "Remove " + fResourceDescription.getName(); //$NON-NLS-1$ |
| } |
| } |