public void Split(Policies policies, QunarSplitPolicyRequest qunarReq)
        {
            ISplitHandlerBuilder builder = new SplitHandlerBuilder();

            builder
            // .Use<QunarDivideTaskMiddleware>()//根据处理政策的数量来分配任务
            .Use <QunarDptCityMiddleware>()   //拆分出发城市处理中间件
            .Use <QunarArrCityMiddleware>()   //拆分抵达城市处理中间件
            .Use <QunarFlightInMiddleware>()  //拆分包含航班处理中间件
            .Use <QunarFlightOutMiddleware>() //拆分不包含航班处理中间件
            .Use <QunarSeatMiddleware>()      //去哪儿舱位处理中间件

            //  .Use<QunarSaleDateMiddleware>()//拆分销售有效期处理中间件
            // .Use<QunarFlightDateMiddleware>()//拆分航班起飞有效期处理中间件
            .Use <GenerateResponseMiddleware>();  //填充政策列表响应
            Dictionary <string, object> dic = new Dictionary <string, object>();

            dic.Add("QunarSplitPolicyRequest", qunarReq);
            var context = new SplitHandlerContext(dic);

            context.RequestPolicy = policies;
            ISplitHandler handler = new SplitHandler(builder);

            handler.Execute(context);
            context.ResponsePolicy.ForEach(x =>
            {
                concurrentPolicies.Add(x);
            });
            builder = null;
            handler = null;
            context.ResponsePolicy.Clear();
            context = null;
            dic.Clear();
        }
        public SplitPolicyResponse PolicySplit(SplitPolicyRequest request)
        {
            try
            {
                QunarSplitPolicyRequest qunarReq = request as QunarSplitPolicyRequest;
                if (qunarReq == null)
                {
                    throw new ArgumentNullException("QunarSplitPolicyRequest is null");
                }


                //QunarSplitPolicyRequest request = context.Get<QunarSplitPolicyRequest>("QunarSplitPolicyRequest");
                List <Policies> lstPolicies = request.Policies;//这要分多线程处理掉的数据,大概有200条,但是每一条有可能都会拆分成上万条

                ConcurrentBag <Task> tasks = new ConcurrentBag <Task>();
                #region 多线程分离
                var mangerTask = Task.Factory.StartNew(() =>//开启管理线程分配任务
                {
                    int currentTaskCount = 0;
                    while (lstPolicies.Count > 0)
                    {
                        while (currentTaskCount >= request.SplitMaxTaskCount)
                        {
                            int index = Task.WaitAny(tasks.ToArray());         //等待任何一个线程完成
                            currentTaskCount--;
                        }
                        List <Policies> childCollection = lstPolicies.Take(request.SplitPerTaskMaxCount).ToList();
                        ISplitHandlerBuilder builder    = new SplitHandlerBuilder();
                        builder
                        // .Use<QunarDivideTaskMiddleware>()//根据处理政策的数量来分配任务
                        .Use <QunarDptCityMiddleware>()                   //拆分出发城市处理中间件
                        .Use <QunarArrCityMiddleware>()                   //拆分抵达城市处理中间件
                        .Use <QunarFlightInMiddleware>()                  //拆分包含航班处理中间件
                        .Use <QunarFlightOutMiddleware>()                 //拆分不包含航班处理中间件
                        .Use <QunarSeatMiddleware>()                      //去哪儿舱位处理中间件
                        // .Use<QunarSaleDateMiddleware>()//拆分销售有效期处理中间件
                        // .Use<QunarFlightDateMiddleware>()//拆分航班起飞有效期处理中间件
                        .Use <GenerateResponseMiddleware>();                      //填充政策列表响应
                        Dictionary <string, object> dic = new Dictionary <string, object>();
                        dic.Add("QunarSplitPolicyRequest", qunarReq);
                        var context           = new SplitHandlerContext(dic);
                        ISplitHandler handler = new SplitHandler(builder);
                        if (childCollection.Count() > 0)
                        {
                            lstPolicies.RemoveRange(0, childCollection.Count());
                            Task subTask = Task.Factory.StartNew(() =>         //开启子线程处理
                            {
                                foreach (Policies item in childCollection)
                                {
                                    // Split(item, qunarReq);

                                    context.RequestPolicy = item;
                                    context.ResponsePolicy.Clear();
                                    handler.Execute(context);
                                    context.ResponsePolicy.ForEach(x =>
                                    {
                                        concurrentPolicies.Add(x);
                                    });
                                }
                            });
                            currentTaskCount++;
                            tasks.Add(subTask);
                        }
                    }
                });
                Task.WaitAll(mangerTask);
                Task.WaitAll(tasks.ToArray());

                #endregion
                // Task.WaitAll(mangerTask);

                return(new SplitPolicyResponse {
                    ErrCode = ResultType.Sucess, ErrMsg = "", PoliciesData = concurrentPolicies.ToList()
                });
            }
            catch (Exception ex)
            {
                return(new SplitPolicyResponse {
                    ErrCode = ResultType.Failed, ErrMsg = "拆分去哪儿政策失败!", Excption = ex
                });
            }
        }