code: public void checkNoXSLT(final HttpServletRequest request) {
      String reqpar = request.getParameter(getNoXSLTRequestName());
  
      if (reqpar != null) {
        if (reqpar.equals("!")) {
          // Go back to unsticky noXslt
          setNoXSLTSticky(false);
        } else {
          setNoXSLT(true);
        }
      }
  
      reqpar = request.getParameter(getNoXSLTStickyRequestName());
      if (reqpar != null) {
        if (reqpar.equals("!")) {
          // Go back to unsticky noXslt
          setNoXSLTSticky(false);
        } else {
          setNoXSLT(true);
          setNoXSLTSticky(true);
        }
      }
    }
docs: Allow user to suppress XSLT transform for one request.
  Used for debugging - provides the raw xml.
  
  @param request  Needed to locate session