java获取系统IP,MAC地址
import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.net.InetAddress;import java.net.UnknownHostException;import org.slf4j.Logger;import org.slf4j.LoggerFactory;public class SystemMessageUtil { final static Logger logger = LoggerFactory.getLogger(SystemMessageUtil.class);/** * 获取当前操作系统名称. * return 操作系统名称 例如:windows xp,linux 等. */ public static String getOSName() { return System.getProperty("os.name").toLowerCase(); }/** * <p> 方法 getLocalIp</p> * 获取本机ip地址 * @return */public static String getLocalIp() {String localIp = null;try {localIp = InetAddress.getLocalHost().getHostAddress();} catch (UnknownHostException e) {logger.info("获取服务器IP地址失败!");e.printStackTrace();}return localIp;}/** * <p> 方法 getLocalMac</p> * 获取本机MAC地址 * @return */public static String getLocalMac() {String os = getOSName();String mac = null;try {// System.out.println(os);if (os.startsWith("windows")) {// 本地是windowsmac = getWindowsMACAddress();// System.out.println(mac);} else {// 本地是非windows系统 一般就是unixmac = getUnixMACAddress();// System.out.println(mac);}} catch (Exception e) {logger.info("获取服务器MAC地址失败!");e.printStackTrace();}return mac;}/** * 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 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 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; }}
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