e152. receiving a datagram.txt

这里面包含了一百多个JAVA源文件

try {
        byte[] inbuf = new byte[256];  // default size
        DatagramSocket socket = new DatagramSocket();
    
        // Wait for packet
        DatagramPacket packet = new DatagramPacket(inbuf, inbuf.length);
        socket.receive(packet);
    
        // Data is now in inbuf
        int numBytesReceived = packet.getLength();
    } catch (SocketException e) {
    } catch (IOException e) {
    }