Exemple #1
0
        //  顺序任务 回退当前任务之前所有任务
        internal static async Task Excuting_SerialRevert <TTData, TTRes>(this BaseNode <TTData, TTRes> node, TTData data, NodeResp <TTRes> nodeResp,
                                                                         IList <IEventTask <TTData> > tasks, string blockTaskId, int triedTimes)
            where TTData : class where TTRes : Resp, new()
        {
            if (nodeResp.RevrtTasks == null)
            {
                nodeResp.RevrtTasks = new List <TaskMeta>(tasks.Count);
            }

            foreach (var tItem in tasks)
            {
                if (tItem.TaskMeta.task_id == blockTaskId)
                {
                    nodeResp.RevrtTasks.Add(tItem.TaskMeta);
                    break;
                }

                var rRes = await ExecutorUtil.TryRevertTask(tItem, data, triedTimes);// tItem.Revert(data);

                if (rRes)
                {
                    nodeResp.RevrtTasks.Add(tItem.TaskMeta);
                }
            }
        }
        // 并行任务回退处理(回退当前其他所有任务)
        internal static async Task Excuting_ParallelRevert <TTData, TTRes>(this BaseNode <TTData, TTRes> node,
                                                                           TTData data, NodeResp <TTRes> nodeResp, IList <IEventTask <TTData> > tasks, string blockTaskId, int triedTimes)
            where TTData : class where TTRes : Resp, new()
        {
            var revResList = tasks.Select(tItem => tItem.TaskMeta.task_id == blockTaskId
                    ? Task.FromResult(true)
                    : ExecutorUtil.TryRevertTask(tItem, data, triedTimes))
                             .ToArray();

            try
            {
                await Task.WhenAll(revResList);
            }
            catch (Exception ex)
            {
                LogUtil.Error($"An error occurred while the parallel node reverted all tasks. Detail:{ex}",
                              node.NodeMeta.node_id, EventTaskProvider.ModuleName);
            }

            if (nodeResp.RevrtTasks == null)
            {
                nodeResp.RevrtTasks = new List <TaskMeta>(tasks.Count);
            }

            for (var i = 0; i < tasks.Count; i++)
            {
                var res  = false;
                var resT = revResList[i];

                if (resT.Status == TaskStatus.RanToCompletion)
                {
                    res = resT.Result;
                }

                if (res)
                {
                    nodeResp.RevrtTasks.Add(tasks[i].TaskMeta);
                }
            }
        }