package Github.url;

import java.net.*;

/**

* 利用InetAddress的三种方法创建InetAddress对象

* 1）getLocalHost();

* 2）getByName("www.biying.com");//根据域名得到InetAddressz对象

* 3）getByName("61.135.253.15");//根据ip得到InetAddress对象

* @author xiaohong

*

*/

public class Basic_method {

public static void main(String[] args) throws UnknownHostException{

//使用getLocalHost()方法创建对象InetAddress

InetAddress address = InetAddress.getLocalHost();

System.out.println(address.getHostName());//返回本机的计算机名

System.out.println(address.getHostAddress());//返回本机的IP地址

//根据域名得到InetAddressz对象

address = InetAddress.getByName("www.biying.com");

System.out.println(address.getHostName());//输出：www.biying.com

System.out.println(address.getHostAddress());//返回必应服务器的ip

//根据ip得到InetAddress对象

address = InetAddress.getByName("61.135.253.15");

System.out.println(address.getHostName());//输出的时IP而不是域名，如果这个IP不存在，则返回LocalHost

System.out.println(address.getHostAddress());//返回163服务器的IP：61.135.253.15

}

}