/*******************************************************************************
* Copyright (c) 2000, 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.aspectj.org.eclipse.jdt.internal.core;
import org.aspectj.org.eclipse.jdt.core.IJavaElement;
import org.aspectj.org.eclipse.jdt.core.IJavaModelStatus;
import org.aspectj.org.eclipse.jdt.core.IJavaModelStatusConstants;
import org.aspectj.org.eclipse.jdt.core.ISourceReference;
import org.aspectj.org.eclipse.jdt.core.JavaModelException;
import org.aspectj.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);
}
}