获取电脑物理网卡地址工具类
MacAddr.javaimport java.io.BufferedInputStream;import java.io.IOException;import java.io.InputStream;import java.net.InetAddress;import java.util.StringTokenizer;public class MacAddr { //获得机器的MAC地址 publicstatic String getMacAddress() throws IOException { String os = System.getProperty("os.name");//操作系统名称 String macStr = "";//MAC地址 try { if (os.startsWith("Windows")) { macStr = windowsParseMacAddress(windowsRunIpConfigCommand()); } else if (os.startsWith("Linux")) { macStr = linuxParseMacAddress(linuxRunIfConfigCommand()); } else { macStr = "00-00-00-00-00-00"; } } catch (Exception ex) { ex.printStackTrace(); }finally{ return macStr; } } /** * TODO:linux系统,获得ipconfig 命令得到的打印信息串 * @param ipConfigResponse String * @return String */ privatestatic String linuxParseMacAddress(String ipConfigResponse){ String localHost = null; try { localHost = InetAddress.getLocalHost().getHostAddress(); } catch (java.net.UnknownHostException ex) { ex.printStackTrace(); } StringTokenizer tokenizer = new StringTokenizer(ipConfigResponse, "\n"); String lastMacAddress = null; while (tokenizer.hasMoreTokens()) { String line = tokenizer.nextToken().trim(); boolean containsLocalHost = line.indexOf(localHost) >= 0; // see if line contains IP address if (containsLocalHost && lastMacAddress != null) { return lastMacAddress; } // see if line contains MAC address int macAddressPosition = line.indexOf("HWaddr"); if (macAddressPosition <= 0) continue; String macAddressCandidate = line.substring(macAddressPosition + 6).trim(); if (linuxIsMacAddress(macAddressCandidate)) { lastMacAddress = macAddressCandidate; continue; } } return lastMacAddress; } /** * TODO:判断是否为mac地址串 * @param macAddressCandidate String * @return boolean */ privatestatic boolean linuxIsMacAddress(String macAddressCandidate) { // TODO: use a smart regular expression if (macAddressCandidate.length() == 17){ return true; }else{ return false; } } /** * TODO:linux系统,获得ifconfig 命令得到的打印信息串 * @throws IOException * @return String */ privatestatic String linuxRunIfConfigCommand() throws IOException { Process p = Runtime.getRuntime().exec("ifconfig"); InputStream stdoutStream = new BufferedInputStream(p.getInputStream()); StringBuffer buffer = new StringBuffer(); for (;;) { int c = stdoutStream.read(); if (c == -1) break; buffer.append((char) c); } String outputText = buffer.toString(); stdoutStream.close(); return outputText; } /** * TODO:获得windows操作系统的MAC地址 * @param ipConfigResponse String * @throws ParseException * @return String */ private static String windowsParseMacAddress(String ipConfigResponse){ String localHost = null; try { localHost = InetAddress.getLocalHost().getHostAddress(); } catch (java.net.UnknownHostException ex) { ex.printStackTrace(); } //构造一个字符串分析器，以换行符作为定界符 StringTokenizer tokenizer = new StringTokenizer(ipConfigResponse, "\n"); String lastMacAddress = null; while (tokenizer.hasMoreTokens()) { String line = tokenizer.nextToken().trim(); // see if line contains IP address if (line.endsWith(localHost) && lastMacAddress != null) { return lastMacAddress; } // see if line contains MAC address int macAddressPosition = line.indexOf(":"); if (macAddressPosition <= 0){ continue; } String macAddressCandidate = line.substring(macAddressPosition + 1).trim(); if (windowsIsMacAddress(macAddressCandidate)) { lastMacAddress = macAddressCandidate; continue; } } return lastMacAddress; } /** * TODO:判断是否为mac地址串 * @param macAddressCandidate String * @return boolean */ privatestatic boolean windowsIsMacAddress(String macAddressCandidate) { //mac地址格式：00-E0-4C-30-BA-01 if (macAddressCandidate.length()==17&&macAddressCandidate.indexOf("-")>0){ return true; }else{ return false; } } /** * TODO：windows系统,获得ipconfig /all 命令得到的打印信息串 * @throws IOException * @return String */ privatestatic String windowsRunIpConfigCommand() throws IOException { Process p = Runtime.getRuntime().exec("ipconfig /all"); InputStream stdoutStream = new BufferedInputStream(p.getInputStream()); StringBuffer buffer = new StringBuffer(); for (;;) { int c = stdoutStream.read(); if (c == -1) break; buffer.append((char) c); } String outputText = buffer.toString(); stdoutStream.close(); return outputText; } public static void main(String[] args) { try { System.out.println(" Operating System Name:"+ System.getProperty("os.name")); System.out.println(" IP/Localhost: "+ InetAddress.getLocalHost().getHostAddress()); System.out.println(" MAC Address: " + getMacAddress()); } catch (Throwable t) { t.printStackTrace(); }}}
页:
[1]