/// <summary> /// 通过特定的条件查询出SysLogModel元素 /// </summary> /// <param name="predicate"></param> /// <returns></returns> public SysLogModel GetSysLogFirstOrDefaultByCondition(Expression <Func <SysLogModel, bool> > predicate) { SysLogModel result = null; try { result = dal_SysLog.GetFirstOrDefaultByCondition(predicate); } catch (Exception ex) { throw ex; } return(result); }