public TaskOrchestrationExecutor(OrchestrationRuntimeState orchestrationRuntimeState,
     TaskOrchestration taskOrchestration)
 {
     decisionScheduler = new SynchronousTaskScheduler();
     context = new TaskOrchestrationContext(orchestrationRuntimeState.OrchestrationInstance, decisionScheduler);
     this.orchestrationRuntimeState = orchestrationRuntimeState;
     this.taskOrchestration = taskOrchestration;
 }
Пример #2
0
        static TaskMessage ProcessWorkflowCompletedTaskDecision(
            OrchestrationCompleteOrchestratorAction completeOrchestratorAction, OrchestrationRuntimeState runtimeState,
            bool includeDetails, out bool continuedAsNew)
        {
            ExecutionCompletedEvent executionCompletedEvent;

            continuedAsNew = (completeOrchestratorAction.OrchestrationStatus == OrchestrationStatus.ContinuedAsNew);
            if (completeOrchestratorAction.OrchestrationStatus == OrchestrationStatus.ContinuedAsNew)
            {
                executionCompletedEvent = new ContinueAsNewEvent(completeOrchestratorAction.Id,
                                                                 completeOrchestratorAction.Result);
            }
            else
            {
                executionCompletedEvent = new ExecutionCompletedEvent(completeOrchestratorAction.Id,
                                                                      completeOrchestratorAction.Result,
                                                                      completeOrchestratorAction.OrchestrationStatus);
            }

            runtimeState.AddEvent(executionCompletedEvent);

            TraceHelper.TraceInstance(TraceEventType.Information, runtimeState.OrchestrationInstance,
                                      "Instance Id '{0}' completed in state {1} with result: {2}",
                                      runtimeState.OrchestrationInstance, runtimeState.OrchestrationStatus, completeOrchestratorAction.Result);
            string history = JsonConvert.SerializeObject(runtimeState.Events, Formatting.Indented,
                                                         new JsonSerializerSettings {
                TypeNameHandling = TypeNameHandling.Objects
            });

            TraceHelper.TraceInstance(TraceEventType.Information, runtimeState.OrchestrationInstance,
                                      () => Utils.EscapeJson(history));

            // Check to see if we need to start a new execution
            if (completeOrchestratorAction.OrchestrationStatus == OrchestrationStatus.ContinuedAsNew)
            {
                var taskMessage  = new TaskMessage();
                var startedEvent = new ExecutionStartedEvent(-1, completeOrchestratorAction.Result);
                startedEvent.OrchestrationInstance = new OrchestrationInstance
                {
                    InstanceId  = runtimeState.OrchestrationInstance.InstanceId,
                    ExecutionId = Guid.NewGuid().ToString("N")
                };
                startedEvent.Tags           = runtimeState.Tags;
                startedEvent.ParentInstance = runtimeState.ParentInstance;
                startedEvent.Name           = runtimeState.Name;
                startedEvent.Version        = completeOrchestratorAction.NewVersion ?? runtimeState.Version;

                taskMessage.OrchestrationInstance = startedEvent.OrchestrationInstance;
                taskMessage.Event = startedEvent;

                return(taskMessage);
            }

            // If this is a Sub Orchestration than notify the parent by sending a complete message
            if (runtimeState.ParentInstance != null)
            {
                var taskMessage = new TaskMessage();
                if (completeOrchestratorAction.OrchestrationStatus == OrchestrationStatus.Completed)
                {
                    var subOrchestrationCompletedEvent =
                        new SubOrchestrationInstanceCompletedEvent(-1, runtimeState.ParentInstance.TaskScheduleId,
                                                                   completeOrchestratorAction.Result);

                    taskMessage.Event = subOrchestrationCompletedEvent;
                }
                else if (completeOrchestratorAction.OrchestrationStatus == OrchestrationStatus.Failed ||
                         completeOrchestratorAction.OrchestrationStatus == OrchestrationStatus.Terminated)
                {
                    var subOrchestrationFailedEvent =
                        new SubOrchestrationInstanceFailedEvent(-1, runtimeState.ParentInstance.TaskScheduleId,
                                                                completeOrchestratorAction.Result,
                                                                includeDetails ? completeOrchestratorAction.Details : null);

                    taskMessage.Event = subOrchestrationFailedEvent;
                }

                if (taskMessage.Event != null)
                {
                    taskMessage.OrchestrationInstance = runtimeState.ParentInstance.OrchestrationInstance;
                    return(taskMessage);
                }
            }

            return(null);
        }