晕死，老毕的udp键盘录入接收端只要接收一次就不会在接收了 - 黑马程序员技术交流社区

import java.net.*;
import java.io.*;
class UdpSend2
{
public static void main(String[] args) throws Exception
{
DatagramSocket ds = new DatagramSocket();
BufferedReader bufr =
new BufferedReader(new InputStreamReader(System.in));
String line = null;
while((line=bufr.readLine())!=null)
{
if("886".equals(line))
break;
byte[] buf = line.getBytes();
DatagramPacket dp =
new DatagramPacket(buf,buf.length,InetAddress.getByName("192.168.1.101"),10007);
ds.send(dp);
}
ds.close();
}
}
class UdpRece2
{
public static void main(String[] args) throws Exception
{
DatagramSocket ds = new DatagramSocket(10007);
while(true)
{
byte[] buf = new byte[1024];
DatagramPacket dp = new DatagramPacket(buf,buf.length);
ds.receive(dp);
String ip = dp.getAddress().getHostAddress();
String data = new String(dp.getData(),0,dp.getLength());
System.out.println(ip+"::"+data);
}
}
}

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