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The source code/******************************************************************************* * Copyright (c) 2007 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.pde.internal.ui.refactoring; import com.ibm.icu.text.MessageFormat; import org.eclipse.core.resources.IResource; import org.eclipse.core.resources.ResourcesPlugin; import org.eclipse.core.runtime.*; import org.eclipse.ltk.core.refactoring.*; import org.eclipse.pde.internal.ui.PDEUIMessages; public final class RenameProjectChange extends Change { 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 RenameProjectChange(RefactoringDescriptor descriptor, IPath resourcePath, String newName, String comment, long stampToRestore) { fDescriptor = descriptor; fResourcePath = resourcePath; fNewName = newName; fComment = comment; fStampToRestore = stampToRestore; } public RenameProjectChange(RefactoringDescriptor descriptor, IResource resource, String newName, String comment) { this(descriptor, resource.getFullPath(), newName, comment, IResource.NULL_STAMP); } public ChangeDescriptor getDescriptor() { if (fDescriptor != null) return new RefactoringChangeDescriptor(fDescriptor); return null; } public Object getModifiedElement() { return getResource(); } public String getName() { return MessageFormat.format(PDEUIMessages.RenameProjectChange_name, new String[] {fResourcePath.lastSegment(), fNewName}); } public String getNewName() { return fNewName; } private IResource getResource() { return ResourcesPlugin.getWorkspace().getRoot().findMember(fResourcePath); } public RefactoringStatus isValid(IProgressMonitor pm) throws CoreException { IResource resource = getResource(); if (resource == null || !resource.exists()) return RefactoringStatus.createFatalErrorStatus(MessageFormat.format(PDEUIMessages.RenameProjectChange_projectDoesNotExist, new String[] {fResourcePath.toString()})); if (ResourcesPlugin.getWorkspace().getRoot().getProject(fNewName).exists()) return RefactoringStatus.createFatalErrorStatus(MessageFormat.format(PDEUIMessages.RenameProjectChange_destinationExists, new String[] {fNewName})); return new RefactoringStatus(); } public Change perform(IProgressMonitor pm) throws CoreException { try { pm.beginTask(PDEUIMessages.RenameProjectChange_taskTitle, 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 RenameProjectChange(null, newPath, oldName, fComment, currentStamp); } finally { pm.done(); } } public void initializeValidationData(IProgressMonitor pm) { // nothing to do } } |
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