/// <summary> /// 置开始节点为结束状态 /// </summary> /// <param name="processInstance"></param> /// <param name="activityResource"></param> /// <param name="session"></param> /// <returns></returns> private GatewayExecutedResult CompleteAutomaticlly(WfProcessInstance processInstance, ActivityEntity activity, WfAppRunner runner) { //开始节点没前驱信息 var fromActivityInstance = base.CreateActivityInstanceObject(base.Linker.FromActivity, processInstance, runner); var activityIns = base.ActivityInstanceManager.Insert(fromActivityInstance); base.ActivityInstanceManager.Complete(fromActivityInstance.Fid, runner); fromActivityInstance.ActivityState = ActivityStateEnum.Completed.ToString(); base.Linker.FromActivityInstance = fromActivityInstance; GatewayExecutedResult result = GatewayExecutedResult.CreateGatewayExecutedResult(GatewayExecutedStatus.Successed); return(result); }
internal static GatewayExecutedResult CreateGatewayExecutedResult(GatewayExecutedStatus status) { GatewayExecutedResult result = new GatewayExecutedResult(GatewayExecutedStatus.Unknown, "Gateway节点的执行状态未知!"); switch (status) { case GatewayExecutedStatus.Successed: result = new GatewayExecutedResult(GatewayExecutedStatus.Successed, "Gateway节点成功执行!"); break; case GatewayExecutedStatus.FallBehindOfXOrJoin: result = new GatewayExecutedResult(GatewayExecutedStatus.FallBehindOfXOrJoin, "第一个满足条件的节点已经执行,互斥合并节点不能再次被实例化!"); break; default: break; } return(result); }
/// <summary> /// 递归执行节点 /// 1)创建普通节点的任务 /// 2)创建会签节点的任务 /// </summary> /// <param name="fromActivity">起始活动</param> /// <param name="fromActivityInstance">起始活动实例</param> /// <param name="isJumpforward">是否跳跃</param> /// <param name="root">根节点</param> /// <param name="conditionKeyValuePair">条件key-value</param> protected void ContinueForwardCurrentNodeRecurisivly(ActivityEntity fromActivity, WfActivityInstance fromActivityInstance, NextActivityComponent root, Boolean isJumpforward) { foreach (NextActivityComponent comp in root) { if (comp.HasChildren) { //此节点类型为分支或合并节点类型:首先需要实例化当前节点(自动完成) NodeMediatorGateway gatewayNodeMediator = NodeMediatorGatewayFactory.CreateGatewayNodeMediator(comp.Activity, this.ActivityForwardContext.ProcessModel, AppRunner, _dataAccessor, _loggerFactory); ICompleteAutomaticlly autoGateway = (ICompleteAutomaticlly)gatewayNodeMediator; GatewayExecutedResult gatewayResult = autoGateway.CompleteAutomaticlly( ActivityForwardContext.ProcessInstance, comp.Transition.TransitionID, fromActivityInstance); if (gatewayResult.Status == GatewayExecutedStatus.Successed) { //遍历后续子节点 ContinueForwardCurrentNodeRecurisivly(fromActivity, gatewayNodeMediator.GatewayActivityInstance, comp, isJumpforward); } else { WfRuntimeException e = new WfRuntimeException("第一个满足条件的节点已经被成功执行,此后的节点被阻止在XOrJoin节点!"); _logger.LogError($"第一个满足条件的节点已经被成功执行,此后的节点被阻止在XOrJoin节点!"); } } else if (comp.Activity.ActivityType == ActivityTypeEnum.TaskNode || comp.Activity.ActivityType == ActivityTypeEnum.TimerNode || comp.Activity.ActivityType == ActivityTypeEnum.SignNode) //普通任务节点 { //此节点类型为任务节点:根据fromActivityInstance的类型判断是否可以创建任务 if (fromActivityInstance.ActivityState == ActivityStateEnum.Completed.ToString()) { //创建新任务节点 NodeMediator taskNodeMediator = new NodeMediatorTask(AppRunner, _dataAccessor, _loggerFactory); taskNodeMediator.CreateActivityTaskTransitionInstance(comp.Activity, ActivityForwardContext.ProcessInstance, fromActivityInstance, comp.Transition.TransitionID, comp.Transition.DirectionType == TransitionDirectionTypeEnum.Loop ? TransitionTypeEnum.Loop : TransitionTypeEnum.Forward, //根据Direction方向确定是否是自身循环 isJumpforward == true ? TransitionFlyingTypeEnum.ForwardFlying : TransitionFlyingTypeEnum.NotFlying); } else { //下一步的任务节点没有创建,需给出提示信息 if ((fromActivity.GatewayDirectionType | GatewayDirectionEnum.AllJoinType) == GatewayDirectionEnum.AllJoinType) { WfRuntimeException e = new WfRuntimeException("等待其它需要合并的分支!"); _logger.LogWarning("等待其它需要合并的分支!"); } } } else if (comp.Activity.ActivityType == ActivityTypeEnum.SubProcessNode) //子流程节点 { //节点类型为subprocessnode if (fromActivityInstance.ActivityState == ActivityStateEnum.Completed.ToString()) { //实例化subprocess节点数据 NodeMediator subNodeMediator = new NodeMediatorSubProcess(AppRunner, _dataAccessor, _loggerFactory); subNodeMediator.CreateActivityTaskTransitionInstance(comp.Activity, ActivityForwardContext.ProcessInstance, fromActivityInstance, comp.Transition.TransitionID, comp.Transition.DirectionType == TransitionDirectionTypeEnum.Loop ? TransitionTypeEnum.Loop : TransitionTypeEnum.Forward, TransitionFlyingTypeEnum.NotFlying); } } else if (comp.Activity.ActivityType == ActivityTypeEnum.EndNode) //结束节点 { //此节点为完成结束节点,结束流程 NodeMediator endMediator = new NodeMediatorEnd(ActivityForwardContext, AppRunner, _dataAccessor, _loggerFactory); endMediator.Linker.ToActivity = comp.Activity; //创建结束节点实例及转移数据 endMediator.CreateActivityTaskTransitionInstance(comp.Activity, ActivityForwardContext.ProcessInstance, fromActivityInstance, comp.Transition.TransitionID, TransitionTypeEnum.Forward, TransitionFlyingTypeEnum.NotFlying); //执行结束节点中的业务逻辑 endMediator.ExecuteWorkItem(); } else { WfRuntimeException e = new WfRuntimeException(string.Format("XML文件定义了未知的节点类型,执行失败,节点类型信息:{0}", comp.Activity.ActivityType.ToString())); _logger.LogError($"XML文件定义了未知的节点类型,执行失败,节点类型信息:{comp.Activity.ActivityType.ToString()}"); } } }