quiz16_6.java

北京大学出版社的

import java.io.*;
import java.net.*;
public class Quiz16_6 {
   private static byte[] buffer;
   private static DatagramSocket ss;
   private static DatagramPacket inDgp;
   public static void main( String[] args ) {
      try {
         ss = new DatagramSocket( 9002 );
         inDgp = new DatagramPacket( buffer,
                                     buffer.length );
         ss.receive( inDgp );
         ss.close();
      }
      catch( IOException iox ) {
         System.out.println( iox );
         iox.printStackTrace();
      }
   }
}