TreeWalker

package org.w3c.dom.traversal;

public interface TreeWalker {

  public int        getWhatToShow();
  public NodeFilter getFilter();
  public boolean    getExpandEntityReferences();
  
  public Node getCurrentNode();
  public void setCurrentNode(Node currentNode) throws DOMException;
   
  public Node parentNode();
  public Node firstChild();
  public Node lastChild();
  public Node previousSibling();
  public Node nextSibling();
  public Node previousNode();
  public Node nextNode();
  
}