/// <summary>
/// Receives notification that a transition has occurred
/// </summary>
/// <param name="s0">The source state</param>
/// <param name="s1">The target state</param>
protected virtual void OnTransition(S s0, S s1)
{
TransitionCount++;
if (Tracing.TraceTransitions())
{
Trace(FsmMessages.Transition(Id, s0, s1));
}
}
/// <summary>
/// Receives notification that a state machine has attained its endstate
/// </summary>
protected virtual void OnComplete(FsmStats stats, bool asPlanned)
{
CompletionCount++;
if (Tracing.TraceCompletions())
{
Trace(FsmMessages.Completed(Id, stats, asPlanned));
CompletionCount = 0;
}
}
/// <summary>
/// Receives notification that an event has ben submitted
/// </summary>
/// <param name="input">The input event</param>
protected virtual void OnReceipt(E input)
{
++ReceiptCount;
if (ReceiptCounter == ReceiptEmitRate && Tracing.TraceEvents())
{
Trace(FsmMessages.Receipt(Id, input, ReceiptCount));
ReceiptCounter = 0;
}
ReceiptCounter++;
}
/// <summary>
/// Receives notification that an error has occurred
/// </summary>
/// <param name="e">The trapped exception</param>
protected virtual void OnError(Exception e)
{
if (Tracing.TraceErrors())
{
switch (e)
{
case AppException ae:
Trace(ae.Message);
break;
default:
Trace(FsmMessages.Error(Id, e));
break;
}
}
}
bool CanProcess()
{
if (Finished)
{
RaiseWarning(FsmMessages.ReceiptAfterFinish(Id));
return(false);
}
if (!Started)
{
RaiseWarning(FsmMessages.ReceiptBeforeStart(Id));
return(false);
}
if (ReceiptCount > ReceiptLimit)
{
RaiseError(ReceiptLimitExceeded.Define(Id, ReceiptLimit));
return(false);
}
return(true);
}
