TcpServer.AcceptCallback C# (CSharp) Метод

    static void AcceptCallback(IAsyncResult ar)
    {
        TcpServer self = (TcpServer)(ar.AsyncState);
        Socket c = null;
        try
        {
            c = self.sock.EndAcceptSocket(ar);

        }
        catch
        {

        }
        self.Accepted.Invoke(self, c);
    }