package org.dromara.system.uitil;
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import jakarta.servlet.http.HttpServletRequest;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.lang3.StringUtils;
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import java.io.*;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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/**
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* 获取客户端ip和mac地址
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*
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* @date 2023/06/27
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*/
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@Slf4j
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public final class IpMacUtil {
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private IpMacUtil() {
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}
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/**
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* 获取用户真实IP地址，不使用request.getRemoteAddr();的原因是有可能用户使用了代理软件方式避免真实IP地址,
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* 参考文章： http://developer.51cto.com/art/201111/305181.htm
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* <p>
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* 可是，如果通过了多级反向代理的话，X-Forwarded-For的值并不止一个，而是一串IP值，究竟哪个才是真正的用户端的真实IP呢？
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* 答案是取X-Forwarded-For中第一个非unknown的有效IP字符串。
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* <p>
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* 如：X-Forwarded-For：192.168.1.110, 192.168.1.120, 192.168.1.130,
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* 192.168.1.100
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* <p>
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* 用户真实IP为： 192.168.1.110
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*
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* @param request
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* @return
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*/
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@SuppressWarnings("all")
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public static String getIpAddress(HttpServletRequest request) {
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String ip = request.getHeader("x-forwarded-for");
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getHeader("Proxy-Client-IP");
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getHeader("WL-Proxy-Client-IP");
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getHeader("HTTP_CLIENT_IP");
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getHeader("HTTP_X_FORWARDED_FOR");
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getRemoteAddr();
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}
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return ip;
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}
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/**
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* 获取客户端IP，支持反向代理，如nginx，但不支持正向代理，比如客户端浏览器自己使用代理工具
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*
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* @param request 请求
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* @return 客户端IP
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*/
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@SuppressWarnings("all")
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public static String getClientIP(HttpServletRequest request) {
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String ip = request.getHeader("X-Real-IP");
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getHeader("X-Forwarded-For");
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getHeader("Proxy-Client-IP");
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getHeader("WL-Proxy-Client-IP");
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}
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if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
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ip = request.getRemoteAddr();
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}
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return ip;
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}
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/**
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* 从类unix机器上获取mac地址
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*
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* @param ip ipv4地址
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* @return mac
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*/
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public static String getMacInLinux(String ip) {
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String mac = "";
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if (ip != null) {
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try {
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Process process = Runtime.getRuntime().exec("arp " + ip);
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InputStreamReader ir = new InputStreamReader(process.getInputStream());
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LineNumberReader input = new LineNumberReader(ir);
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String line;
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StringBuffer s = new StringBuffer();
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while ((line = input.readLine()) != null) {
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s.append(line);
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}
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mac = s.toString();
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if (StringUtils.isNotBlank(mac)) {
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mac = mac.substring(mac.indexOf(":") - 2, mac.lastIndexOf(":") + 3);
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}
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return mac;
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} catch (Exception e) {
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log.error("---> 获取mac地址错误：{}", e.getMessage());
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}
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}
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return mac;
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}
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/**
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* 从windows机器上获取mac地址
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*
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* @param ip ipv4地址
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* @return mac
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*/
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public static String getMacInWindows(final String ip) {
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String result;
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String[] cmd = {"cmd", "/c", "ping " + ip};
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String[] another = {"cmd", "/c", "ipconfig -all"};
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// 获取执行命令后的result
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String cmdResult = callCmd(cmd, another);
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// 从上一步的结果中获取mac地址
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result = filterMacAddress(ip, cmdResult, "-");
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return result;
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}
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/**
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* 命令执行
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*
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* @param cmd 命令
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* @param another another
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* @return 结果
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*/
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public static String callCmd(String[] cmd, String[] another) {
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StringBuilder result = new StringBuilder();
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String line;
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try {
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Runtime rt = Runtime.getRuntime();
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// 执行第一个命令
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Process proc = rt.exec(cmd);
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proc.waitFor();
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// 执行第二个命令
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proc = rt.exec(another);
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InputStreamReader is = new InputStreamReader(proc.getInputStream());
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BufferedReader br = new BufferedReader(is);
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while ((line = br.readLine()) != null) {
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result.append(line);
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}
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} catch (Exception e) {
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log.error("---> 执行获取mac地址命令错误：{}", e.getMessage());
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}
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return result.toString();
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}
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/**
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* 获取mac地址
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*
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* @param ip ip地址
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* @param sourceString s
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* @param macSeparator s
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* @return mac
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*/
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@SuppressWarnings("all")
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public static String filterMacAddress(final String ip, final String sourceString, final String macSeparator) {
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String result = "";
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String regExp = "((([0-9,A-F,a-f]{1,2}" + macSeparator + "){1,5})[0-9,A-F,a-f]{1,2})";
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Pattern pattern = Pattern.compile(regExp);
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Matcher matcher = pattern.matcher(sourceString);
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while (matcher.find()) {
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result = matcher.group(1);
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// 因计算机多网卡问题，截取紧靠IP后的第一个mac地址
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//int num = sourceString.indexOf(ip) - sourceString.indexOf(": " + result + " ");
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//if (num > 0 && num < 300) {
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//break;
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//}
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if (sourceString.indexOf(ip) <= sourceString.lastIndexOf(matcher.group(1))) {
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break; //如果有多个IP,只匹配本IP对应的Mac.
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}
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}
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return result;
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}
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public static String commond(String cmd) throws IOException {
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Process process = Runtime.getRuntime().exec(cmd);
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InputStream inputStream = process.getInputStream();
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BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
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StringBuilder stringBuilder = new StringBuilder();
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String line = null;
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while ((line = bufferedReader.readLine()) != null) {
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stringBuilder.append(line);
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}
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return stringBuilder.toString();
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}
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@SuppressWarnings("all")
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public static String getMacByIP(String ipAddress) {
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try {
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String result;
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// 获取当前系统
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String os = System.getProperty("os.name");
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if (os.toLowerCase().startsWith("win")) {
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result = commond("ping -n 2 " + ipAddress);
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if (result.contains("TTL") || result.contains("Ping")) {
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result = commond("arp -a " + ipAddress);
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}
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} else {
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result = commond("ping -c 2 " + ipAddress);
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if (result.contains("TTL") || result.contains("ttl") || result.contains("statistics")) {
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result = commond("arp -a " + ipAddress);
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}
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}
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String regExp = "([0-9A-Fa-f]{2})([-:][0-9A-Fa-f]{2}){5}";
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Pattern pattern = Pattern.compile(regExp);
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Matcher matcher = pattern.matcher(result);
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StringBuilder stringBuilder = new StringBuilder();
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while (matcher.find()) {
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String temp = matcher.group();
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stringBuilder.append(temp);
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}
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return stringBuilder.toString();
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} catch (Exception e) {
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return null;
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}
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}
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}
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