| /******************************************************************************* |
| * Copyright (c) 2006, 2011 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.jdt.internal.corext.refactoring.changes; |
| |
| import java.util.List; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.SubProgressMonitor; |
| |
| import org.eclipse.core.resources.IResource; |
| |
| import org.eclipse.ui.ide.undo.ResourceDescription; |
| |
| import org.eclipse.ltk.core.refactoring.Change; |
| |
| public class UndoablePackageDeleteChange extends DynamicValidationStateChange { |
| |
| private final List<IResource> fPackageDeletes; |
| |
| public UndoablePackageDeleteChange(String name, List<IResource> packageDeletes) { |
| super(name); |
| fPackageDeletes= packageDeletes; |
| } |
| |
| @Override |
| public Change perform(IProgressMonitor pm) throws CoreException { |
| int count= fPackageDeletes.size(); |
| pm.beginTask("", count * 3); //$NON-NLS-1$ |
| ResourceDescription[] packageDeleteDescriptions= new ResourceDescription[fPackageDeletes.size()]; |
| for (int i= 0; i < fPackageDeletes.size(); i++) { |
| IResource resource= fPackageDeletes.get(i); |
| packageDeleteDescriptions[i]= ResourceDescription.fromResource(resource); |
| pm.worked(1); |
| } |
| |
| DynamicValidationStateChange result= (DynamicValidationStateChange) super.perform(new SubProgressMonitor(pm, count)); |
| |
| for (int i= 0; i < fPackageDeletes.size(); i++) { |
| IResource resource= fPackageDeletes.get(i); |
| ResourceDescription resourceDescription= packageDeleteDescriptions[i]; |
| resourceDescription.recordStateFromHistory(resource, new SubProgressMonitor(pm, 1)); |
| result.add(new UndoDeleteResourceChange(resourceDescription)); |
| } |
| return result; |
| } |
| } |