服务端代码
/**
*UDPClient
*@author Winty [email protected]
*@version 2008-12-15
*/
import java.io.*;
import java.net.*;
class UDPClient{
public static void main(String[] args)throws IOException{
DatagramSocket client = new DatagramSocket();
String sendStr = "Hello! I‘m Client";
byte[] sendBuf;
sendBuf = sendStr.getBytes();
InetAddress addr = InetAddress.getByName("127.0.0.1");
int port = 5050;
DatagramPacket sendPacket
= new DatagramPacket(sendBuf ,sendBuf.length , addr , port);
client.send(sendPacket);
byte[] recvBuf = new byte[100];
DatagramPacket recvPacket
= new DatagramPacket(recvBuf , recvBuf.length);
client.receive(recvPacket);
String recvStr = new String(recvPacket.getData() , 0 ,recvPacket.getLength());
System.out.println("收到:" + recvStr);
client.close();
}
}
客户端代码
/**
*UDPClient
*@author Winty [email protected]
*@version 2008-12-15
*/
import java.io.*;
import java.net.*;
class UDPClient{
public static void main(String[] args)throws IOException{
DatagramSocket client = new DatagramSocket();
String sendStr = "Hello! I‘m Client";
byte[] sendBuf;
sendBuf = sendStr.getBytes();
InetAddress addr = InetAddress.getByName("127.0.0.1");
int port = 5050;
DatagramPacket sendPacket
= new DatagramPacket(sendBuf ,sendBuf.length , addr , port);
client.send(sendPacket);
byte[] recvBuf = new byte[100];
DatagramPacket recvPacket
= new DatagramPacket(recvBuf , recvBuf.length);
client.receive(recvPacket);
String recvStr = new String(recvPacket.getData() , 0 ,recvPacket.getLength());
System.out.println("收到:" + recvStr);
client.close();
}
}
测试结果
时间: 2024-10-05 07:23:38