content: /*******************************************************************************
   * 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.eclipse.wst.jsdt.internal.corext.refactoring.tagging;
  
  import org.eclipse.core.runtime.CoreException;
  import org.eclipse.ltk.core.refactoring.RefactoringStatus;
  
  /**
   * Represents processors in the JDT space that rename elements.
   */
  public interface INameUpdating {
  	
  	/**
  	 * Sets new name for the entity that this refactoring is working on.
  	 */
  	public void setNewElementName(String newName);
  	
  	/**
  	 * Get the name for the entity that this refactoring is working on.
  	 */
  	public String getNewElementName();
  
  	/**
  	 * Gets the current name of the entity that this refactoring is working on.
  	 */
  	public String getCurrentElementName();
  	
  	/**
  	 * Gets the original elements. Since an <code>INameUpdating</code> only renames one element,
  	 * this method must return an array containing exactly one element.
  	 * @return an array containing exactly one element
  	 * @see org.eclipse.ltk.core.refactoring.participants.RefactoringProcessor#getElements()
  	 */
  	public Object[] getElements();
  	
  	/**
  	 * Gets the element after renaming, or <code>null</code> if not available.
  	 */	
  	public Object getNewElement() throws CoreException;
  
  	/**
  	 * Checks if the new name is valid for the entity that this refactoring renames.
  	 */
  	public RefactoringStatus checkNewElementName(String newName) throws CoreException;
  }
  