Java 获取此系统的主机名。

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/**

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 * The contents of this file are subject to the AED Public Use License Agreement, Version 1.0 (the "License");

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 * use in any manner is strictly prohibited except in compliance with the terms of the License.

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 * The License is available at http://gatherdata.org/license.

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 *

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 * Copyright (c) AED.  All Rights Reserved

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 */

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//package com.nowjava;/** 时代Java公众号 - N o w J a  v a . c o m 提 供 **/

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import java.net.InetAddress;

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import java.net.UnknownHostException;

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public class Main {

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

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        System.out.println(getHostName());

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    }

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    /**

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     * Gets the hostname of this system.

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     * 

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     * @return hostname, or "localhost" if hostname could not be determined

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     */

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    public static String getHostName() {

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        String hostname = null;

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        try {

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            InetAddress addr = InetAddress.getLocalHost();

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            hostname = addr.getHostName();

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