protected override async Task <TTransport> AcceptImplementationAsync(CancellationToken cancellationToken)
{
if (cancellationToken.IsCancellationRequested)
{
return(await Task.FromCanceled <TTransport>(cancellationToken));
}
if (_server == null)
{
throw new TTransportException(TTransportException.ExceptionType.NotOpen, "No underlying server socket.");
}
try
{
TTransport tSocketTransport = null;
var tcpClient = await _server.AcceptTcpClientAsync();
try
{
tSocketTransport = new TSocketTransport(tcpClient)
{
Timeout = _clientTimeout
};
switch (_buffering)
{
case Buffering.BufferedTransport:
tSocketTransport = new TBufferedTransport(tSocketTransport);
break;
case Buffering.FramedTransport:
tSocketTransport = new TFramedTransport(tSocketTransport);
break;
default:
Debug.Assert(_buffering == Buffering.None);
break;
}
return(tSocketTransport);
}
catch (Exception)
{
if (tSocketTransport != null)
{
tSocketTransport.Dispose();
}
else // Otherwise, clean it up ourselves.
{
((IDisposable)tcpClient).Dispose();
}
throw;
}
}
catch (Exception ex)
{
throw new TTransportException(ex.ToString());
}
}
protected virtual void Dispose(bool disposing)
{
if (!_disposed)
{
if (disposing)
{
_transport.Close();
_transport.Dispose();
_transport = null;
}
}
_disposed = true;
}