internal ActionHandlerResult TryHandleStopped()
{
ActionHandlerResult ret = new ActionHandlerResult(this);
ActionUnit ou = ActionUnitStop;
if (ou != null)
{
ret = Handle(ou);
}
return(ret);
}
internal ActionHandlerResult TryHandle(IActionCase actionCase)
{
ActionHandlerResult ret = null;
if (Token.IsStateActive)
{
if (ActionUnits.Count > 0)
{
ActionUnit ou = ActionUnits.FirstOrDefault(x => x.TryHandle(actionCase));
ret = Handle(ou);
if (ou != null && ou.TimeoutMs > 0)
{
Token.Reset(ou.TimeoutMs);
}
}
}
return(ret);
}
internal ActionHandlerResult Start()
{
ActionHandlerResult ret = null;
Token.Name = Name;
CreateInstance();
CreateWorkflow();
Token.SetRunning();
if (ActionUnits.Count > 0)
{
ActionUnit ou = ActionUnits.FirstOrDefault(x => x is StartActionUnit);
ret = Handle(ou);
if (ou != null)
{
Token.Reset(ou.TimeoutMs);
}
}
return(ret);
}
private ActionHandlerResult Handle(ActionUnit actionUnit)
{
ActionHandlerResult ret = null;
if (actionUnit != null)
{
ret = new ActionHandlerResult(this);
{
ActionUnit ou = actionUnit;
if (actionUnit is DataReceivedUnit)
{
DataReceivedUnit dou = (DataReceivedUnit)actionUnit;
if (dou.DataFrame != null && dou.DataFrame.Data != null)
{
AddTraceLogItem(DateTime.Now, dou.DataFrame.Data, false);
}
}
if (ou.Func != null)
{
ou.Func(ou);
}
if (Token.IsStateActive)
{
if (ou.ActionItems != null && ou.ActionItems.Count > 0)
{
foreach (var item in ou.ActionItems)
{
item.ParentAction = this;
ret.NextActions.Add(item);
}
}
else
{
FixStates();
}
}
}
}
return(ret);
}
protected virtual void SetStateFailing(ActionUnit ou)
{
Token.SetFailing();
}
protected virtual void SetStateCompleting(ActionUnit ou)
{
Token.SetCompleting();
}
protected virtual void SetStateExpired(ActionUnit ou)
{
Token.SetExpired();
}
protected virtual void SetStateCancelled(ActionUnit ou)
{
Token.SetCancelled();
}