public ActionResult CheckAuthorityOperationName(AuthorityOperationViewModel operation)
        {
            bool allowUse = true;

            if (operation.Name.IsNullOrEmpty())
            {
                allowUse = false;
            }
            else
            {
                allowUse = !authService.ExistAuthorityOperationName(operation.Name, operation.SysNo);
            }
            return(Content(allowUse ? "true" : "false"));
        }