code: protected void handleWarningsInResponse(VOMSACRequest request,
      VOMSServerInfo si, VOMSResponse response) {
  
      if (response.hasWarnings())
        requestListener.notifyWarningsInVOMSResponse(request, si,
          response.warningMessages());
    }
docs: Handles warnings included in the VOMS response
  
  @param request
  the request
  @param si
  the VOMS server endpoint information
  @param response
  the received {@link VOMSResponse}