/// <summary> /// 检查 SysNumber 特性是否存在 /// </summary> /// <typeparam name="T"></typeparam> /// <param name="_Entity"></param> /// <param name="_Action"></param> private void CheckedSysNumberAttribute <T>(T _Entity) where T : class { RepositoryHelper.CheckedSysNumberAttribute <T>(_Entity, (_PropertyInfo, _Length, _String) => { var _Number = this.ExecuteScalar("SELECT ISNULL(MAX(CONVERT(INT," + _PropertyInfo.Name + ")),0) FROM " + typeof(T).Name).ToInt32() + 1; var _Number_Str = _Number.ToString().PadLeft(_Length, _String); if (_PropertyInfo.PropertyType == typeof(int) && _PropertyInfo.PropertyType == typeof(int?)) { _PropertyInfo.SetValue(_Entity, _Number_Str.ToInt32()); } else { _PropertyInfo.SetValue(_Entity, _Number_Str); } }); }