java mac 地址获得
?/**
???? * 获取unix网卡的mac地址.
???? * 非windows的系统默认调用本方法获取.如果有特殊系统请继续扩充新的取mac地址方法.
???? * @return mac地址
???? */?
??? public static String getUnixMACAddress() {??
??????? String mac = null;??
??????? BufferedReader bufferedReader = null;??
??????? Process process = null;??
??????? try {??
??????????? process = Runtime.getRuntime().exec("ifconfig eth0");// 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?
??????????? bufferedReader = new BufferedReader(new InputStreamReader(process??
??????????????????? .getInputStream()));??
??????????? String line = null;??
??????????? int index = -1;??
??????????? while ((line = bufferedReader.readLine()) != null) {??
??????????????? index = line.toLowerCase().indexOf("hwaddr");// 寻找标示字符串[hwaddr]?
??????????????? if (index >= 0) {// 找到了?
??????????????????? mac = line.substring(index +"hwaddr".length()+ 1).trim();//? 取出mac地址并去除2边空格?
??????????????????? 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 {??
??????????? process = Runtime.getRuntime().exec("ipconfig /all");// windows下的命令，显示信息中包含有mac地址信息?
??????????? bufferedReader = new BufferedReader(new InputStreamReader(process??
??????????????????? .getInputStream()));??
??????????? String line = null;??
??????????? int index = -1;??
??????????? while ((line = bufferedReader.readLine()) != null) {??
??????????????? index = line.toLowerCase().indexOf("physical address");// 寻找标示字符串[physical address]?
??????????????? if (index >= 0) {// 找到了?
??????????????????? index = line.indexOf(":");// 寻找":"的位置?
??????????????????? if (index>=0) {??
??????????????????????? mac = line.substring(index + 1).trim();//? 取出mac地址并去除2边空格?
??????????????????? }??
??????????????????? break;??
??????????????? }??
??????????? }??
??????? } catch (IOException e) {??
??????????? e.printStackTrace();??
??????? } finally {??
??????????? try {??
??????????????? if (bufferedReader != null) {??
??????????????????? bufferedReader.close();??
??????????????? }??
??????????? } catch (IOException e1) {??
??????????????? e1.printStackTrace();??
??????????? }??
??????????? bufferedReader = null;??
??????????? process = null;??
??????? }??
?
??????? return mac;??
??? }
