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Java 从InetAddress获取Mac地址

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从InetAddress获取Mac地址

实例源码：

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* Licensed under the Apache License, Version 2.0 (the "License");

* you may not use this file except in compliance with the License.

* You may obtain a copy of the License at

*      http://www.apache.org/licenses/LICENSE-2.0

* Unless required by applicable law or agreed to in writing, software

* distributed under the License is distributed on an "AS IS" BASIS,

* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

* See the License for the specific language governing permissions and

* limitations under the License.

* Revision History

* Author         Date            Description

* ---------------   ----------------   ------------

* Sang-cheon Park   2013. 7. 22.      First Draft.

//package com.nowjava;

import java.net.InetAddress;

import java.net.NetworkInterface;
/**
 from
* 时代Java公众号 - N o w J a  v a . c o m 
**/

import java.util.ArrayList;

import java.util.Collections;

import java.util.Enumeration;

import java.util.LinkedHashSet;

import java.util.List;

import java.util.Set;

public class Main {

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

System.out.println(getMacAddress());

}
/** NowJava.com 提 供 **/

public static String getMacAddress() throws Exception {

return getMacAddress(InetAddress.getLocalHost());

}

public static String getMacAddress(InetAddress host) throws Exception {

String macAddress = null;

NetworkInterface iface = NetworkInterface.getByInetAddress(host);

if (iface != null) {

byte[] hardware = iface.getHardwareAddress();

if (hardware != null && hardware.length == 6

&& hardware[1] != (byte) 0xff) {

StringBuilder sb = new StringBuilder();

for (int i = 0; i < hardware.length; i++) {

sb.append(String.format("%02x%s", hardware[i],

(i < hardware.length - 1) ? ":" : ""));

}

macAddress = sb.toString().toLowerCase()

.replaceAll(":", "").replaceAll("-", "");

}

return macAddress;

}

public static String getMacAddress(String name) throws Exception {

String macAddress = null;

List<String> macAddressList = null;

Set<String> macAddressSet = null;

Enumeration<NetworkInterface> ifs = NetworkInterface

.getNetworkInterfaces();

if (ifs != null) {

macAddressSet = new LinkedHashSet<String>();

NetworkInterface nifs = null;

while (ifs.hasMoreElements()) {

nifs = ifs.nextElement();

Enumeration<InetAddress> hosts = nifs.getInetAddresses();

if (hosts != null) {

macAddress = null;

while (hosts.hasMoreElements()) {

macAddress = getMacAddress(hosts.nextElement());

if (macAddress != null) {
/**代码未完, 请加载全部代码(NowJava.com).**/

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本文系作者在时代Java发表，未经许可，不得转载。如有侵权，请联系nowjava@qq.com删除。

编辑于 2020-03-26 09:23:272020-03-26 09:23:27

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