| /******************************************************************************* |
| * Copyright (c) 2000, 2009 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.core; |
| |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IJavaModelStatus; |
| import org.eclipse.jdt.core.IJavaModelStatusConstants; |
| import org.eclipse.jdt.core.ISourceReference; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.internal.core.util.Messages; |
| |
| /** |
| * This operation renames elements. |
| * |
| * <p>Notes:<ul> |
| * <li>Resource rename is not supported - this operation only renames |
| * elements contained in compilation units. |
| * <li>When a main type is renamed, its compilation unit and constructors are renamed. |
| * <li>Constructors cannot be renamed. |
| * </ul> |
| */ |
| public class RenameElementsOperation extends MoveElementsOperation { |
| /** |
| * When executed, this operation will rename the specified elements with the given names in the |
| * corresponding destinations. |
| */ |
| public RenameElementsOperation(IJavaElement[] elements, IJavaElement[] destinations, String[] newNames, boolean force) { |
| //a rename is a move to the same parent with a new name specified |
| //these elements are from different parents |
| super(elements, destinations, force); |
| setRenamings(newNames); |
| } |
| /** |
| * @see MultiOperation |
| */ |
| protected String getMainTaskName() { |
| return Messages.operation_renameElementProgress; |
| } |
| /** |
| * @see CopyElementsOperation#isRename() |
| */ |
| protected boolean isRename() { |
| return true; |
| } |
| /** |
| * @see MultiOperation |
| */ |
| protected IJavaModelStatus verify() { |
| IJavaModelStatus status = super.verify(); |
| if (! status.isOK()) |
| return status; |
| if (this.renamingsList == null || this.renamingsList.length == 0) |
| return new JavaModelStatus(IJavaModelStatusConstants.NULL_NAME); |
| return JavaModelStatus.VERIFIED_OK; |
| } |
| /** |
| * @see MultiOperation |
| */ |
| protected void verify(IJavaElement element) throws JavaModelException { |
| if (element == null || !element.exists()) |
| error(IJavaModelStatusConstants.ELEMENT_DOES_NOT_EXIST, element); |
| |
| if (element.isReadOnly()) |
| error(IJavaModelStatusConstants.READ_ONLY, element); |
| |
| if (!(element instanceof ISourceReference)) |
| error(IJavaModelStatusConstants.INVALID_ELEMENT_TYPES, element); |
| |
| int elementType = element.getElementType(); |
| if (elementType < IJavaElement.TYPE || elementType == IJavaElement.INITIALIZER) |
| error(IJavaModelStatusConstants.INVALID_ELEMENT_TYPES, element); |
| |
| verifyRenaming(element); |
| } |
| } |