获取主机名

//时 代 J a v a - nowjava.com 提 供

//package com.nowjava;

import java.net.InetAddress;

import java.net.UnknownHostException;


public class Main {

    public static void main(String[] argv) throws Exception {

        System.out.println(getHostName());

    }


    public static String getHostName() {

        String server = null;


        // Obtain server name of local host

        try {

            final InetAddress localMachine = InetAddress.getLocalHost();

            server = localMachine.getHostName();// 来 自 时   代     Java  公  众  号 - nowjava.com

        } catch (final UnknownHostException e) {

            server = "Unknown";

        }

        return server;

    }


    public static String getHostName(String ipAddress) {

        String server = null;

        try {

            // Get hostname by textual representation of IP address

            final InetAddress addr =