public void UpdateDto(HardwareDto hardwareDto)
        {
            Hardware hardware = new Hardware();

            hardware.ID         = hardwareDto.ID;//这里的ID必须给值,不然更新不到数据库
            hardware.Name       = hardwareDto.Name;
            hardware.Number     = hardwareDto.Number;
            hardware.CreateTime = hardwareDto.CreateTime;
            hardware.CreateUser = hardwareDto.CreateUser;
            //转换工程名为id
            var projects = from r in _dataContext.Set <Project>() where r.Name == hardwareDto.Project select r;

            foreach (var project in projects)
            {
                hardware.ProjectID = project.ID;
            }
            _hardwareRepository.UpdateEntity(hardware);
        }