java中实现域名解析

import java.net.*;public class Kkkk {    public static void main(String args[]) throws Exception {InetAddress address = InetAddress.getByName("wxh-PC");// wxh-PC是我的计算机名System.out.println(address);System.out.println("-----");InetAddress address1 = InetAddress.getLocalHost();System.out.println(address1);InetAddress[] addresses = InetAddress.getAllByName("www.baidu.com");System.out.println(addresses.length);for (InetAddress addr : addresses) {    System.out.println(addr);}    }}