| /******************************************************************************* |
| * Copyright (c) 2000, 2006 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.wst.xsd.ui.internal.refactor.rename; |
| |
| 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.ltk.core.refactoring.Change; |
| import org.eclipse.ltk.core.refactoring.RefactoringStatus; |
| import org.eclipse.wst.xsd.ui.internal.refactor.RefactoringMessages; |
| |
| /** |
| * Represents a change that renames a given resource |
| */ |
| public class ResourceRenameChange extends Change { |
| |
| /* |
| * we cannot use handles because they became invalid when you rename the resource. |
| * paths do not. |
| */ |
| private IPath fResourcePath; |
| |
| private String fNewName; |
| |
| /** |
| * @param newName includes the extension |
| */ |
| public ResourceRenameChange(IResource resource, String newName) { |
| this(resource.getFullPath(), newName); |
| } |
| |
| private ResourceRenameChange(IPath resourcePath, String newName) { |
| fResourcePath= resourcePath; |
| fNewName= newName; |
| } |
| |
| private IResource getResource() { |
| return ResourcesPlugin.getWorkspace().getRoot().findMember(fResourcePath); |
| } |
| |
| public RefactoringStatus isValid(IProgressMonitor pm) throws CoreException { |
| |
| // TODO: implement file validation, see JDTChange |
| return new RefactoringStatus(); |
| } |
| |
| /* |
| * to avoid the exception senders should check if a resource with the new name |
| * already exists |
| */ |
| public Change perform(IProgressMonitor pm) throws CoreException { |
| try { |
| pm.beginTask(RefactoringMessages.getString("XSDRenameResourceChange.rename_resource"), 1); //$NON-NLS-1$ |
| |
| getResource().move(renamedResourcePath(fResourcePath, fNewName), getCoreRenameFlags(), pm); |
| |
| String oldName= fResourcePath.lastSegment(); |
| IPath newPath= renamedResourcePath(fResourcePath, fNewName); |
| return new ResourceRenameChange(newPath, oldName); |
| } finally { |
| pm.done(); |
| } |
| } |
| |
| private int getCoreRenameFlags() { |
| if (getResource().isLinked()) |
| return IResource.SHALLOW; |
| else |
| return IResource.NONE; |
| } |
| |
| /* |
| * changes resource names /s/p/A.java renamed to B.java becomes /s/p/B.java |
| */ |
| public static IPath renamedResourcePath(IPath path, String newName) { |
| return path.removeLastSegments(1).append(newName); |
| } |
| |
| public String getName() { |
| return RefactoringMessages.getFormattedString( |
| "XSDRenameResourceChange.name", new String[]{fResourcePath.toString(), //$NON-NLS-1$ |
| renamedResourcePath(fResourcePath, fNewName).toString()}); |
| } |
| |
| public Object getModifiedElement() { |
| return getResource(); |
| } |
| /* (non-Javadoc) |
| * @see org.eclipse.ltk.core.refactoring.Change#initializeValidationData(org.eclipse.core.runtime.IProgressMonitor) |
| */ |
| public void initializeValidationData(IProgressMonitor pm) { |
| // TODO Auto-generated method stub |
| |
| } |
| } |