datasend.java

来自「j2ee 小例子内容包含 javabean、xml 在java中的应用、 集」· Java 代码 · 共 23 行

package net;

import java.net.*;
import java.io.*;
//UDP 数据报 DatagramSocket 实例 发送端
public class DataSend{
	public static void main(String[] args){
		try{
			DatagramSocket ds = new DatagramSocket(790);
			byte[] b = new byte[1024];
			System.out.println("input:");
			BufferedReader br = new BufferedReader(
				                new InputStreamReader(System.in));
		    String s = br.readLine();
		    br.close();
		    b = s.getBytes();
		    DatagramPacket dp = new DatagramPacket(b,b.length,InetAddress.getLocalHost(),789);
		    ds.send(dp);
		}catch(Exception e){
			e.printStackTrace();
		}
	}
}