static void Main(string[] args)
{
try
{
Util.verbose = false;
Server srvr = new Server();
srvr.ProcessCommandLine(args);
Console.Title = "Server";
Console.Write(String.Format("\nStarting CommService server listening on port {0}", srvr.port));
Console.WriteLine("\nServer Address is {0}", Util.makeUrl(srvr.address, srvr.port));
Console.Write("\n ====================================================\n");
Sender sndr = new Sender(Util.makeUrl(srvr.address, srvr.port));
Receiver rcvr = new Receiver(srvr.port, srvr.address);
Action serviceAction = DefineServiceAction(srvr, sndr, rcvr);
if (rcvr.StartService())
{
rcvr.doService(serviceAction); // This serviceAction is asynchronous, // so the call doesn't block.
}
Util.waitForUser();
}
catch (CustomException ex)
{
Console.WriteLine("Error occured in Server.cs{0}", ex);
}
}
private static Message FinalMessageServe(Server srvr, Sender sndr, Message msg)
{
Console.WriteLine("Displaying DB entries");
srvr.showDB(true, "int");
Console.Write("\nClient has finished\n");
Util.swapUrls(ref msg);
string totalTime = srvr.tot[msg.toUrl].ToString();
//call the wpf to send message
Sender wpfSender = new Sender(Util.makeUrl(srvr.address, srvr.port));
Message wpfMsg = new Message(); //WPF sender
wpfMsg.fromUrl = msg.fromUrl;
wpfMsg.toUrl = Util.makeUrl(srvr.address, srvr.Wpfport);
wpfMsg.content = "ServerTime;" + totalTime + ";" + "ClientURL;" + msg.toUrl;
srvr.tot.Remove(msg.toUrl);
wpfSender.sendMessage(wpfMsg);
sndr.sendMessage(msg); //call the wpf to send message
return msg;
}
/// <summary>
/// Proces wheh the response has been received
/// </summary>
/// <param name="srvr"></param>
/// <param name="sndr"></param>
/// <param name="msg"></param>
/// <param name="msgid"></param>
private static void ProcessResponse(Server srvr, Sender sndr, ref Message msg, ref string msgid)
{
HiResTimer hres = new HiResTimer(); //High Resolution Timer
hres.Start();
XDocument doc = XDocument.Load(new StringReader(msg.content));
string op = doc.Descendants("Operation").Select(i => i).Single().Value;
if (op == "Read")
srvr.ProcessReadMessage(ref msg, ref msgid);
else
srvr.ProcessMessage(ref msg, ref msgid);
hres.Stop();
Console.WriteLine("Server execution time for processing message(MsgID:{0}) is {1} microseconds \n", msgid, hres.ElapsedMicroseconds);
Util.swapUrls(ref msg); // swap urls for outgoing message
if (srvr.tot.ContainsKey(msg.toUrl))
{
ulong x = ulong.Parse(srvr.tot[msg.toUrl].ToString());
x += hres.ElapsedMicroseconds;
srvr.tot[msg.toUrl] = x.ToString();
}
else
srvr.tot[msg.toUrl] = hres.ElapsedMicroseconds;
sndr.sendMessage(msg);
}
private static Action DefineServiceAction(Server srvr, Sender sndr, Receiver rcvr)
{
Action serviceAction = () =>
{
Message msg = null; string msgid = "";
while (true)
{
msg = rcvr.getMessage(); // note use of non-service method to deQ messages
Console.Write("\nReceived message:");
Console.Write("\nSender is {0}", msg.fromUrl);
if (msg.content == "connection start message")
{
Console.Write("\nConnection start message recieved\n");
continue; //Don't Send back Start message
}
else if (msg.content == "done")
{
msg = FinalMessageServe(srvr, sndr, msg);
continue;
}
else if (msg.content == "closeServer")
{
Console.Write("Received closeServer");
break;
}
else
{
ProcessResponse(srvr, sndr, ref msg, ref msgid);
}
}
};
return serviceAction;
}
