java向飞秋发送提示消息（转载预留，方法可以包装打成jar包用）

public static void send(String ip,String MSG_CONTENT ) {          DatagramSocket socket;          InetAddress address;          long IPMSG_SENDMSG = 0x00000020;          String SENDER = "乱 7 8 糟";          String HOST = "Localhost";                   try {              socket = new DatagramSocket();              address = InetAddress.getByName(ip);// 发送给消息的地址                byte[] buffer = ("1:" + new Date().getTime() + ":" + SENDER + ":"                      + HOST + ":" + IPMSG_SENDMSG + ":" + MSG_CONTENT)                      .getBytes("gbk");              DatagramPacket packet = new DatagramPacket(buffer, buffer.length,                      address, 2425);              socket.send(packet); // 发送报文              packet = new DatagramPacket(buffer, buffer.length);              socket.receive(packet);// 接收回应              String message = new String(packet.getData()); // 得到报文信息              System.out.println(message); // 显示对方返回的信息          } catch (UnknownHostException e) {              e.printStackTrace();          } catch (SocketException e) {              e.printStackTrace();          } catch (IOException e) {              e.printStackTrace();          }      }