/// <summary>
        /// 撤消用户操作权限
        /// </summary>
        /// <param name="userInfo">用户</param>
        /// <param name="userId">用户主键</param>
        /// <param name="revokePermissionId">撤消权限数组</param>
        /// <returns>影响的行数</returns>
        public int RevokeUserPermissionById(BaseUserInfo userInfo, string userId, string revokePermissionId)
        {
            var result = 0;

            var parameter = ServiceInfo.Create(userInfo, MethodBase.GetCurrentMethod());

            ServiceUtil.ProcessUserCenterWriteDb(userInfo, parameter, (ServiceUtil.ProcessFun)((dbHelper) =>
            {
                var manager = new BasePermissionManager((IDbHelper)dbHelper, (BaseUserInfo)userInfo);
                // 小心异常,检查一下参数的有效性
                if (revokePermissionId != null)
                {
                    result += manager.RevokeUser(userInfo.SystemCode, userId, revokePermissionId);
                }
            }));

            return(result);
        }