问在同一设备上的两个应用程序与Xamarin的通信

EN

    public async Task Start()
    {
        Listener = new TcpListener(IPAddress.Parse(GetIP()), 7777);
        var client = Listener.AcceptTcpClient();
        while (true)
        {
            while (!client.GetStream().DataAvailable) ;
            using (NetworkStream stream = client.GetStream())
            {
                byte[] data = new byte[client.Available];
                stream.Read(data, 0, client.Available);
                if (data.Length > 0)
                {
                    String s = Encoding.UTF8.GetString(data);
                    if (!string.IsNullOrWhiteSpace(s))
                        OnMessageRecevied?.Invoke(s);

                }
            }
        }
    }

    public async Task SendMessage(string msg)
    {
        tClient = new TcpClient();
        var buffer = Encoding.UTF8.GetBytes(msg);
        while (!tClient.Connected)
        {
            tClient.Connect(IPAddress.Parse(Server.GetIP()), 7777);
            Thread.Sleep(100);
        }
        await tClient.GetStream().WriteAsync(buffer, 0, buffer.Length);
        tClient.Close();
    }