| /******************************************************************************* |
| * 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.jdt.internal.corext.refactoring.changes; |
| |
| import org.eclipse.core.runtime.Assert; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.SubProgressMonitor; |
| |
| import org.eclipse.core.resources.IResource; |
| |
| import org.eclipse.ltk.core.refactoring.Change; |
| import org.eclipse.ltk.core.refactoring.RefactoringDescriptor; |
| import org.eclipse.ltk.core.refactoring.RefactoringStatus; |
| |
| import org.eclipse.jdt.core.IPackageFragmentRoot; |
| |
| import org.eclipse.jdt.internal.corext.refactoring.AbstractJavaElementRenameChange; |
| import org.eclipse.jdt.internal.corext.refactoring.RefactoringCoreMessages; |
| import org.eclipse.jdt.internal.corext.util.Messages; |
| |
| public final class RenameSourceFolderChange extends AbstractJavaElementRenameChange { |
| |
| private static RefactoringStatus checkIfModifiable(IPackageFragmentRoot root, IProgressMonitor pm) throws CoreException { |
| RefactoringStatus result= new RefactoringStatus(); |
| checkExistence(result, root); |
| if (result.hasFatalError()) |
| return result; |
| |
| if (root.isArchive()) { |
| result.addFatalError(Messages.format(RefactoringCoreMessages.RenameSourceFolderChange_rename_archive, root.getElementName())); |
| return result; |
| } |
| |
| if (root.isExternal()) { |
| result.addFatalError(Messages.format(RefactoringCoreMessages.RenameSourceFolderChange_rename_external, root.getElementName())); |
| return result; |
| } |
| |
| checkExistence(result, root.getCorrespondingResource()); |
| if (result.hasFatalError()) |
| return result; |
| |
| if (root.getCorrespondingResource().isLinked()) { |
| result.addFatalError(Messages.format(RefactoringCoreMessages.RenameSourceFolderChange_rename_linked, root.getElementName())); |
| return result; |
| } |
| |
| return result; |
| } |
| |
| public RenameSourceFolderChange(RefactoringDescriptor descriptor, IPackageFragmentRoot sourceFolder, String newName, String comment) { |
| this(descriptor, sourceFolder.getPath(), sourceFolder.getElementName(), newName, comment, IResource.NULL_STAMP); |
| Assert.isTrue(!sourceFolder.isReadOnly(), "should not be read only"); //$NON-NLS-1$ |
| Assert.isTrue(!sourceFolder.isArchive(), "should not be an archive"); //$NON-NLS-1$ |
| } |
| |
| private RenameSourceFolderChange(RefactoringDescriptor descriptor, IPath resourcePath, String oldName, String newName, String comment, long stampToRestore) { |
| super(descriptor, resourcePath, oldName, newName, comment); |
| } |
| |
| protected IPath createNewPath() { |
| return getResourcePath().removeLastSegments(1).append(getNewName()); |
| } |
| |
| protected Change createUndoChange(long stampToRestore) { |
| return new RenameSourceFolderChange(null, createNewPath(), getNewName(), getOldName(), getComment(), stampToRestore); |
| } |
| |
| protected void doRename(IProgressMonitor pm) throws CoreException { |
| IPackageFragmentRoot sourceFolder= getSourceFolder(); |
| if (sourceFolder != null) |
| sourceFolder.move(getNewPath(), getCoreMoveFlags(), getJavaModelUpdateFlags(), null, pm); |
| } |
| |
| private int getCoreMoveFlags() { |
| if (getResource().isLinked()) |
| return IResource.SHALLOW; |
| else |
| return IResource.NONE; |
| } |
| |
| private int getJavaModelUpdateFlags() { |
| return IPackageFragmentRoot.DESTINATION_PROJECT_CLASSPATH | IPackageFragmentRoot.ORIGINATING_PROJECT_CLASSPATH | IPackageFragmentRoot.OTHER_REFERRING_PROJECTS_CLASSPATH | IPackageFragmentRoot.REPLACE; |
| } |
| |
| public String getName() { |
| return Messages.format(RefactoringCoreMessages.RenameSourceFolderChange_rename, new String[] { getOldName(), getNewName()}); |
| } |
| |
| private IPath getNewPath() { |
| return getResource().getFullPath().removeLastSegments(1).append(getNewName()); |
| } |
| |
| private IPackageFragmentRoot getSourceFolder() { |
| return (IPackageFragmentRoot) getModifiedElement(); |
| } |
| |
| public RefactoringStatus isValid(IProgressMonitor pm) throws CoreException { |
| RefactoringStatus result= new RefactoringStatus(); |
| pm.beginTask("", 2); //$NON-NLS-1$ |
| result.merge(isValid(new SubProgressMonitor(pm, 1), DIRTY)); |
| if (result.hasFatalError()) |
| return result; |
| IPackageFragmentRoot sourceFolder= getSourceFolder(); |
| result.merge(checkIfModifiable(sourceFolder, new SubProgressMonitor(pm, 1))); |
| |
| return result; |
| } |
| } |