code: public void endPreserving() throws org.xml.sax.SAXException
      {
  
          // Not sure this is really what we want.  -sb
          m_ispreserve = m_preserves.isEmpty() ? false : m_preserves.pop();
      }
docs: Ends a whitespace preserving section.
  
  @see #startPreserving
  
  @throws org.xml.sax.SAXException