JAVA获取MAC地址的方法
import java.io.BufferedReader;import java.io.IOException;
import java.io.InputStreamReader;
/**
* 获取MAC地址
* @author sunlightcs
*
*/
public class GetMacAddress {
/**
*获取当前操作系统名称.
*return 操作系统名称 例如:windows,Linux,Unix等.
*/
public static String getOSName() {
return System.getProperty("os.name").toLowerCase();
}
/**
* 获取Unix网卡的mac地址.
* @return mac地址
*/
public static String getUnixMACAddress() {
String mac = null;
BufferedReader bufferedReader = null;
Process process = null;
try {
/**
*Unix下的命令，一般取eth0作为本地主网卡 显示信息中包含有mac地址信息
*/
process = Runtime.getRuntime().exec("ifconfig eth0");
bufferedReader = new BufferedReader(new InputStreamReader(process
.getInputStream()));
String line = null;
int index = -1;
while ((line = bufferedReader.readLine()) != null) {
/**
*寻找标示字符串
*/
index = line.toLowerCase().indexOf("hwaddr");
/**
* 找到了
*/
if (index != -1) {
/**
* 取出mac地址并去除2边空格
*/
mac = line.substring(index +"hwaddr".length()+ 1).trim();
break;
}
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (bufferedReader != null) {
bufferedReader.close();
}
} catch (IOException e1) {
e1.printStackTrace();
}
bufferedReader = null;
process = null;
}
return mac;
}
/**
* 获取Linux网卡的mac地址.
* @return mac地址
*/
public static String getLinuxMACAddress() {
String mac = null;
BufferedReader bufferedReader = null;
Process process = null;
try {
/**
*linux下的命令，一般取eth0作为本地主网卡 显示信息中包含有mac地址信息
*/
process = Runtime.getRuntime().exec("ifconfig eth0");
bufferedReader = new BufferedReader(new InputStreamReader(process
.getInputStream()));
String line = null;
int index = -1;
while ((line = bufferedReader.readLine()) != null) {
index = line.toLowerCase().indexOf("硬件地址");
/**
* 找到了
*/
if (index != -1) {
/**
* 取出mac地址并去除2边空格
*/
mac = line.substring(index+4).trim();
break;
}
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (bufferedReader != null) {
bufferedReader.close();
}
} catch (IOException e1) {
e1.printStackTrace();
}
bufferedReader = null;
process = null;
}
return mac;
}
/**
* 获取widnows网卡的mac地址.
* @return mac地址
*/
public static String getWindowsMACAddress() {
String mac = null;
BufferedReader bufferedReader = null;
Process process = null;
try {
/**
* windows下的命令，显示信息中包含有mac地址信息
*/
process = Runtime.getRuntime().exec("ipconfig /all");
bufferedReader = new BufferedReader(new InputStreamReader(process
.getInputStream()));
String line = null;
int index = -1;
while ((line = bufferedReader.readLine()) != null) {
/**
*寻找标示字符串
*/
index = line.toLowerCase().indexOf("physical address");
if (index != -1) {
index = line.indexOf(":");
if (index != -1) {
/**
* 取出mac地址并去除2边空格
*/
mac = line.substring(index + 1).trim();
}
break;
}
}
} catch (IOException e) {
e.printStackTrace();
}finally {
try {
if (bufferedReader != null) {
bufferedReader.close();
}
}catch (IOException e1) {
e1.printStackTrace();
}
bufferedReader = null;
process = null;
}
return mac;
}
/**
* 测试用的main方法.
*
* @param argc
* 运行参数.
*/
public static void main(String[] argc) {
String os = getOSName();
System.out.println(os);
if(os.startsWith("windows")){
String mac = getWindowsMACAddress();
System.out.println("本地是windows:"+mac);
}else if(os.startsWith("linux")){
String mac = getLinuxMACAddress();
System.out.println("本地是Linux系统,MAC地址是:"+mac);
}else{
String mac = getUnixMACAddress();
System.out.println("本地是Unix系统 MAC地址是:"+mac);
}
}
}
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