async void ReceiveData(TcpClient client, CancellationToken cancellationToken)
{
try
{
NetworkStream nsw = client.GetStream();
byte[] receivedBytes = new byte[2048];
int byte_count;
DateTime lastNWActivity = DateTime.Now;
while (client.Connected && !cancellationToken.IsCancellationRequested)
{
if (GetState(client) == TcpState.Established)
{
if ((byte_count = nsw.Read(receivedBytes, 0, receivedBytes.Length)) > 0)
{
TMainModel.readCommand(client, _UserID, receivedBytes, byte_count);
}
}
}
nsw.Close();
}
catch (SocketException sex)
{
if (sex.ErrorCode == 10061)
{
//MessageBox.Show($"Can not connect to target machine, conenction was refused", "Network connection problem", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
_CapStr = "Network Error: Can not connect to target machine";
_ActiveConnection = false;
_tcpclient.Dispose();
_ActiveConnection = false;
_GlobalOrderBook.Clear();
_TradeHistory.Clear();
}
}
catch (Exception ex)
{
//MessageBox.Show($"{ex.Message }", "Network connection problem", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
if (!client.Connected)
{
_CapStr = $"No connection";
_ActiveConnection = false;
_tcpclient.Dispose();
_GlobalOrderBook.Clear();
_TradeHistory.Clear();
}
}
}
/// <summary>
/// Handle with clients
/// </summary>
/// <param name="cluid">ClientUID</param>
public static void HandleClients(string cluid)
{
try
{
string clientid = cluid;
TcpClient Client;
lock (_lock) Client = _DClients[clientid];
if (_newclientDetected)
{
byte[] buffer = Encoding.ASCII.GetBytes($"/CLIENTNUMBER;{clientid}");
TMainModel.Sendbuf2Client(Client, buffer);
}
while (true)
{
NetworkStream stream = Client.GetStream();
byte[] buffer = new byte[2048];
int byte_count = stream.Read(buffer, 0, buffer.Length);
if (byte_count == 0)
{
break;
}
TMainModel.readCommand(Client, clientid, buffer, byte_count);
}
Console.WriteLine($"Client {Client.Client.RemoteEndPoint} was disconnected!!");
Logger.Log.Info($"Client {Client.Client.RemoteEndPoint} was disconnected!!");
TMainModel.RemoveClientFromDict(clientid);
Client.Client.Shutdown(SocketShutdown.Both);
Client.Close();
}
catch (Exception ex)
{
TMainModel.ErrorCatcher(ex, "HandleClients");
}
}
