UDP 编程 客服咨询回复
package 网络编程_客户咨询;
import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.net.SocketException;
import java.net.UnknownHostException;
import java.util.Scanner;
public class sender {
public static void main(String[] args) throws IOException {
// TODO Auto-generated method stub
Scanner input = new Scanner(System.in);
do{
InetAddress ia = null;
ia = InetAddress.getByName("localhost");
System.out.println("input a message:");
String mes = input.next();
DatagramPacket dp = new DatagramPacket(mes.getBytes(),mes.length(),ia,8806);
DatagramSocket ds = new DatagramSocket();
ds.send(dp);
System.out.println("ok!sending..");
//-------------接受------
byte[] buf= new byte[1024];
DatagramPacket dp1 = new DatagramPacket(buf, 1024);
DatagramSocket ds1 = new DatagramSocket(8806);
ds1.receive(dp1);
String mee = new String(dp1.getData(),0,dp1.getLength());
System.out.println(mee);
System.out.println("receive session over!");
ds.close();
}while(true);
}
}
package 网络编程_客户咨询;
import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.net.SocketException;
import java.util.Scanner;
public class receiver {
public static void main(String[] args) throws IOException {
// TODO Auto-generated method stub
Scanner input = new Scanner(System.in);
do{
System.out.println("Session begin:");
byte[] buf= new byte[1024];
DatagramPacket dp = new DatagramPacket(buf, 1024);
DatagramSocket ds = new DatagramSocket(8806);
ds.receive(dp);
String mee = new String(dp.getData(),0,dp.getLength());
System.out.println(mee);
System.out.println("receive session over!");
//-------------------------发送回复---------------------
System.out.println("please reply:");
String reply = input.nextLine();
InetAddress ia = null;
ia = InetAddress.getByName("localhost");
DatagramPacket dpr = new DatagramPacket(reply.getBytes(),reply.length(),ia,8806);
ds.send(dpr);
ds.close();
}while(true);
}
}
版权声明:本文为博主原创文章,未经博主允许不得转载。
posted on 2015-04-30 17:11 MrCharles在cnblogs 阅读(110) 评论(0) 编辑 收藏 举报