Task应用

tokenSource = new CancellationTokenSource();
totalprocesstask = Task.Run( () => {
                        if (isfirst)
                        {
                             TotalTestThreadFunc(isfirst, tokenSource);
                        }
                        else
                        {
                            while (!tokenSource.IsCancellationRequested)//判断任务是否被取消
                            {
                                 TotalTestThreadFunc(isfirst, tokenSource);
                            }
                        }

                    }, tokenSource.Token);

                //bool res = totalprocesstask.Result;//返回任务结果
                //单任务结束
                totalprocesstask.ContinueWith((last) =>
                {
                    tokenSource.Cancel();//任务取消
                    BindResultData(PredicateBuilder.True<SunnyResult>());
                    ProcessColorEvent(0, "Stop");
                });//等待任务完成之后任务回调

                //多任务结束
                //TaskFactory taskFactory = new TaskFactory();
                //taskFactory.ContinueWhenAll(tasks.ToArray(), t => { Console.WriteLine($"项目经理发布，测试人员测试任务 id:{Thread.CurrentThread.ManagedThreadId} time:{DateTime.Now}"); });

                //异常处理
                try
                {
                    totalprocesstask.Wait();//等待完成
                }
                catch (Exception ex)
                {
                    Console.WriteLine(ex.Message);
                }
                finally
                {
                    tokenSource.Dispose();
                }



sfirst = false;
bool result = true;

try
{
 //开启事务
_unitOfWork.BeginTran();

/////////////////////////////////////////for循环判断是否取消
if (cancellation.Token.IsCancellationRequested)
                        {
                            Console.WriteLine($"任务已取消 index:{i} id:{Thread.CurrentThread.ManagedThreadId} ");
                            cancellation.Token.ThrowIfCancellationRequested();
                        }
 _sunnyResultServices.UpdateInSplit(DateTime.Now, it => new SunnyResult()
                    {
                        timeSpan = watch.ElapsedMilliseconds,
                        deviceType = Model.Enums.GlobalEnumVars.ControlDeviceTypes.Camera,
                        createTime = DateTime.Now,
                        resultParams = dic.Count == 0 ? null : JsonConvert.SerializeObject(dic.Select(key => new { x = key.Key, y = key.Value["result"] }).ToDictionary(x => x.x, x => x.y)).Replace("\"", "").Replace(",", " , ").Replace("{", "").Replace("}", "").Replace('"', ' ').Trim(),
                        NGParams = dic.Count == 0 ? null : JsonConvert.SerializeObject(dic.Select(key => new { x = key.Key, y = key.Value["NG"] }).ToDictionary(x => x.x, x => x.y)).Replace("\"", "").Replace(",", " , ").Replace("{", "").Replace("}", "").Replace('"', ' ').Trim(),
                        result = result
                    }, p => p.guid == resultid);

 _unitOfWork.CommitTran();
}
catch (Exception error)
            {
                _unitOfWork.RollbackTran();
                LogHelper.Log(NLog.LogLevel.Error, this.GetType().FullName, System.Reflection.MethodBase.GetCurrentMethod().Name, error.ToString());

            }

private int _tranCount { get; set; }
public UnitOfWork()
        {
            _sqlSugarClient = DbScoped.SugarScope;
            _tranCount = 0;
        }
public void BeginTran()
        {
            lock (this)
            {
                _tranCount++;
                GetDbClient().BeginTran();
            }
        }

        public void CommitTran()
        {
            lock (this)
            {
                _tranCount--;
                if (_tranCount == 0)
                {
                    try
                    {
                        GetDbClient().CommitTran();
                    }
                    catch (Exception ex)
                    {
                        Console.WriteLine(ex.Message);
                        GetDbClient().RollbackTran();
                    }
                }
            }
        }

        public void RollbackTran()
        {
            lock (this)
            {
                _tranCount--;
                GetDbClient().RollbackTran();
            }
        }

BaseRepository： protected ISqlSugarClient DbBaseClient => _dbBase;