datagrampacketdemo.java

java经典10例子

import java.net.*; 

public class DatagramPacketDemo{
	public static void main(String args[]){
		byte[] buffer = new byte [100];
		DatagramPacket dgp = new DatagramPacket (buffer, buffer.length);
		try{
			InetAddress ia = InetAddress.getByName ("zhr");
			dgp.setAddress (ia);
		}catch(UnknownHostException e){}
		dgp.setPort (8899); 
		byte[] buffer2 = new byte[200];
		dgp.setData(buffer2);
		dgp.setLength(buffer2.length);
	}
}