java 获取MAC地址方法
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[hwaddr] */ 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[physical address] */ 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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