/// <summary>
/// Starts the session receiving loop. This exits when closed explicitly or by remote end point.
/// </summary>
public void Loop()
{
if (IsClosing || IsDisposing)
{
return;
}
var token = Cancellation.Token;
WorkerThreadId = Thread.CurrentThread.ManagedThreadId;
IsActive = true;
if (Owner.IsServer)
{
Owner.IsListening = true;
}
else
{
Owner.IsConnected = true;
}
while (!token.IsCancellationRequested && Stream.WaitDataAvailable(token))
{
try {
var received = Transceiver.Receive(Stream);
if (token.IsCancellationRequested)
{
break;
}
switch (received.Key)
{
case ReceiveStatus.Over: continue;
case ReceiveStatus.OverAndOut:
Message = received.Value;
MessageReceived?.Invoke(this, EventArgs.Empty);
if (((object)Message is X690.Message m) && m.IsEndSession)
{
break;
}
continue;
}
break;
}
catch (Exception x) {
var source = $"{GetType().Name}.{MethodBase.GetCurrentMethod().Name}";
if (String.IsNullOrEmpty(x.Source))
{
x.Source = source;
}
else
{
x.Source += $"; {source}";
}
ExceptionThrown?.Invoke(this, new ExceptionEventArgs(x));
break;
}
}
IsActive = false;
End?.Invoke(this, EventArgs.Empty);
}
