临时

try {
    val severadress: InetAddress = InetAddress.getByName(IPadress)
    val socket: DatagramSocket = DatagramSocket(port, severadress)
    val packet: DatagramPacket = DatagramPacket(
        Message.toByteArray(),
        Message.toByteArray().size, severadress, port
    )
    socket.send(packet)
    Log.d("server", "sending...")
    socket.close()
} catch (e: Exception) {
    e.printStackTrace()