DatagramSocket socket = new DatagramSocket(6666);
DatagramPacket packet = new DatagramPacket(new byte[1024], 1024);
while(true) {
socket.receive(packet);
byte[] arr = packet.getData();
int len = packet.getLength();
String ip = packet.getAddress().getHostAddress();
System.out.println(ip + ":" + new String(arr,0,len));
}
DatagramSocket socket = new DatagramSocket();
Scanner sc = new Scanner(System.in);
while(true) {
String str = sc.nextLine();
if("quit".equals(str))
break;
DatagramPacket packet =
new DatagramPacket(str.getBytes(), str.getBytes().length, InetAddress.getByName("127.0.0.1"), 6666);
socket.send(packet);
}
socket.close(); |
|
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