public static String formatSubProjectRqstDelete(String separator, CFInternetSubProjectBuff buff) {
   String retval =
       "<RqstSubProjectDelete "
           + formatDomainBasePKeyAttributes(separator, buff)
           + CFLibXmlUtil.formatRequiredInt32(separator, "Revision", buff.getRequiredRevision())
           + " />";
   return (retval);
 }