Java网络编程----InetAddress 类

package java学习.网络编程.inetAddress;
import java.net.InetAddress;
import java.net.UnknownHostException;
public class API {
    public static void main(String[] args) throws UnknownHostException {
//        获取本机 InetAddress 对象 getLocalHost
        InetAddress localHost = InetAddress.getLocalHost();
        System.out.println( "本机 InetAddress 对象: " + localHost );
//        根据指定主机名/域名获取 ip 地址对象 getByName
//        DESKTOP-UETEOIR
//        “我的电脑”右键 “属性”
//        或者输出 localHost 本机 InetAddress 对象: DESKTOP-UETEOIR/192.168.93.1
        InetAddress host1 = InetAddress.getByName( "DESKTOP-UETEOIR" );
        System.out.println( "根据指定主机名获取 ip 地址: " + host1 );
        InetAddress host2 = InetAddress.getByName( "www.baidu.com" );
        System.out.println( "根据指定域名获取 ip 地址: " + host2 );
//        获取 InetAddress 对象的主机名 getHostName
        String hostName = host2.getHostName();
        System.out.println( "获取 InetAddress 对象的主机名: " + hostName );
//        获取 InetAddress 对象的地址 getHostAddress
        String hostAddress = host2.getHostAddress();
        System.out.println( "获取 InetAddress 对象的地址: " + hostAddress );
    }