JAVA获取本地的所有网卡IP地址列表

 

 

 private static final String NETMASK = "(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)";private static final Pattern IP_PATTERN = Pattern.compile("^(?:" + NETMASK + "\\.){3}" + NETMASK + "$");public static final String LOCAL_IP = "127.0.0.1";/*** 获取本机的所有网卡IP列表  不包含127.0.0.1* @return 本机网卡的IP列表*/public static List<String> getServerIpList() {List<String> serverIpList = new ArrayList<>();try {// 获取所有网络接口（网卡）Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();// 遍历每个网络接口for (NetworkInterface networkInterface : Collections.list(interfaces)) {// 跳过回环接口和未激活的接口if (networkInterface.isLoopback() || !networkInterface.isUp()) {continue;}// 获取每个网络接口的 IP 地址Enumeration<InetAddress> inetAddresses = networkInterface.getInetAddresses();for (InetAddress inetAddress : Collections.list(inetAddresses)) {// 过滤掉IPv6地址（如果你只想要IPv4地址）if (inetAddress instanceof java.net.Inet4Address) {String ip = inetAddress.getHostAddress();if (!LOCAL_IP.equals(ip) && isIPv4Valid(ip)) {serverIpList.add(inetAddress.getHostAddress());}}}}} catch (SocketException e) {throw new RuntimeException("获取服务器网卡IP异常", e);}return serverIpList;}public static boolean isIPv4Valid(String ip) {return IP_PATTERN.matcher(ip).matches();}