} //
private void LoopRead(object xClient)
{
TcpClient lClient = xClient as TcpClient;
NetworkStream lNetworkStream = lClient.GetStream();
while (!_ExitLoop)
{
try {
ProtoBufExample.Header lHeader = ProtoBuf.Serializer.DeserializeWithLengthPrefix <ProtoBufExample.Header>(lNetworkStream, ProtoBuf.PrefixStyle.Fixed32);
if (lHeader == null)
{
break; // happens during shutdown process
}
switch (lHeader.objectType)
{
case ProtoBufExample.eType.eBook:
ProtoBufExample.Book lBook = ProtoBuf.Serializer.DeserializeWithLengthPrefix <ProtoBufExample.Book>(lNetworkStream, ProtoBuf.PrefixStyle.Fixed32);
if (lBook == null)
{
break;
}
lHeader.data = lBook; // not necessary, but nicer
dOnMessageBook lEventBook = OnMessageBook;
if (lEventBook == null)
{
continue;
}
lEventBook(lClient, lHeader, lBook);
break;
case ProtoBufExample.eType.eFable:
ProtoBufExample.Fable lFable = ProtoBuf.Serializer.DeserializeWithLengthPrefix <ProtoBufExample.Fable>(lNetworkStream, ProtoBuf.PrefixStyle.Fixed32);
if (lFable == null)
{
break;
}
lHeader.data = lFable; // not necessary, but nicer
dOnMessageFable lEventFable = OnMessageFable;
if (lEventFable == null)
{
continue;
}
lEventFable(lClient, lHeader, lFable);
break;
default:
Console.WriteLine("Mayday, mayday, we are in big trouble.");
break;
}
}
catch (System.IO.IOException) {
if (_ExitLoop)
{
Console.WriteLine("user requested client shutdown");
}
else
{
Console.WriteLine("disconnected");
}
}
catch (Exception ex) { Console.WriteLine(ex.Message); }
}
Console.WriteLine("server: listener is shutting down");
} //
// demo: synchronous processing
static void OnMessageFable(TcpClient xSender, ProtoBufExample.Header xHeader, ProtoBufExample.Fable xFable)
{
Console.WriteLine(Environment.NewLine + "received a fable: ");
Console.WriteLine(xFable.ToString());
// demo: we tell the server that something went wrong
ProtoBufExample.ErrorMessage lErrorMessage = new ProtoBufExample.ErrorMessage()
{
Text = "The fable was rejected. It is far too short."
};
ProtoBufExample.Header lErrorHeader = new ProtoBufExample.Header(lErrorMessage, ProtoBufExample.eType.eError, xHeader.serialMessageId);
NetworkListener.Send(xSender, lErrorHeader);
} //
