code: public void unparsedEntityDecl(String name, String publicId,
                                   String systemId, String notationName)
    {
      getCurrentProcessor().unparsedEntityDecl(this, name, publicId, systemId,
                                               notationName);
    }
docs: Receive notification of an unparsed entity declaration.
  
  @param name The entity name.
  @param publicId The entity public identifier, or null if not
  available.
  @param systemId The entity system identifier.
  @param notationName The name of the associated notation.
  @see org.xml.sax.DTDHandler#unparsedEntityDecl