| /******************************************************************************* |
| * Copyright (c) 2000, 2018 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 |
| * |
| *******************************************************************************/ |
| package org.eclipse.dltk.internal.corext.refactoring.changes; |
| |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.dltk.internal.corext.refactoring.RefactoringCoreMessages; |
| import org.eclipse.dltk.internal.corext.refactoring.base.DLTKChange; |
| import org.eclipse.dltk.internal.corext.util.Messages; |
| import org.eclipse.ltk.core.refactoring.Change; |
| import org.eclipse.ltk.core.refactoring.ChangeDescriptor; |
| import org.eclipse.ltk.core.refactoring.RefactoringChangeDescriptor; |
| import org.eclipse.ltk.core.refactoring.RefactoringDescriptor; |
| import org.eclipse.ltk.core.refactoring.RefactoringStatus; |
| |
| public final class RenameResourceChange extends DLTKChange { |
| |
| public static IPath renamedResourcePath(IPath path, String newName) { |
| return path.removeLastSegments(1).append(newName); |
| } |
| |
| private final String fComment; |
| |
| private final RefactoringDescriptor fDescriptor; |
| |
| private final String fNewName; |
| |
| private final IPath fResourcePath; |
| |
| private final long fStampToRestore; |
| |
| private RenameResourceChange(RefactoringDescriptor descriptor, |
| IPath resourcePath, String newName, String comment, |
| long stampToRestore) { |
| fDescriptor = descriptor; |
| fResourcePath = resourcePath; |
| fNewName = newName; |
| fComment = comment; |
| fStampToRestore = stampToRestore; |
| } |
| |
| public RenameResourceChange(RefactoringDescriptor descriptor, |
| IResource resource, String newName, String comment) { |
| this(descriptor, resource.getFullPath(), newName, comment, |
| IResource.NULL_STAMP); |
| } |
| |
| @Override |
| public ChangeDescriptor getDescriptor() { |
| if (fDescriptor != null) |
| return new RefactoringChangeDescriptor(fDescriptor); |
| return null; |
| } |
| |
| @Override |
| public Object getModifiedElement() { |
| return getResource(); |
| } |
| |
| @Override |
| public String getName() { |
| return Messages.format( |
| RefactoringCoreMessages.RenameResourceChange_name, |
| fResourcePath.toString(), fNewName); |
| } |
| |
| public String getNewName() { |
| return fNewName; |
| } |
| |
| private IResource getResource() { |
| return ResourcesPlugin.getWorkspace().getRoot() |
| .findMember(fResourcePath); |
| } |
| |
| @Override |
| public RefactoringStatus isValid(IProgressMonitor pm) throws CoreException { |
| IResource resource = getResource(); |
| if (resource == null || !resource.exists()) { |
| return RefactoringStatus.createFatalErrorStatus(Messages.format( |
| RefactoringCoreMessages.RenameResourceChange_does_not_exist, |
| fResourcePath.toString())); |
| } |
| return super.isValid(pm, DIRTY); |
| } |
| |
| @Override |
| public Change perform(IProgressMonitor pm) throws CoreException { |
| try { |
| pm.beginTask( |
| RefactoringCoreMessages.RenameResourceChange_rename_resource, |
| 1); |
| |
| IResource resource = getResource(); |
| long currentStamp = resource.getModificationStamp(); |
| IPath newPath = renamedResourcePath(fResourcePath, fNewName); |
| resource.move(newPath, IResource.SHALLOW, pm); |
| if (fStampToRestore != IResource.NULL_STAMP) { |
| IResource newResource = ResourcesPlugin.getWorkspace().getRoot() |
| .findMember(newPath); |
| newResource.revertModificationStamp(fStampToRestore); |
| } |
| String oldName = fResourcePath.lastSegment(); |
| return new RenameResourceChange(null, newPath, oldName, fComment, |
| currentStamp); |
| } finally { |
| pm.done(); |
| } |
| } |
| } |