Java 实例 – 获取本机ip地址及主机名

import java.net.InetAddress;
 
public class Main {
    public static void main(String[] args) 
    throws Exception {
        InetAddress addr = InetAddress.getLocalHost();
        System.out.println("Local HostAddress: " + addr.getHostAddress());
        String hostname = addr.getHostName();
        System.out.println("Local host name: "+hostname);
    }
}