get local ip转载自：https://blog.csdn.net/nianbingsihan/article/

转载自：blog.csdn.net/nianbingsih…

public static String getIpAddress() {
    try {
        Enumeration<NetworkInterface> allNetInterfaces = NetworkInterface.getNetworkInterfaces();
        InetAddress ip = null;
        while (allNetInterfaces.hasMoreElements()) {
            NetworkInterface netInterface = allNetInterfaces.nextElement();
            if (netInterface.isLoopback() || netInterface.isVirtual() || !netInterface.isUp()) {
                continue;
            } else {
                Enumeration<InetAddress> addresses = netInterface.getInetAddresses();
                while (addresses.hasMoreElements()) {
                    ip = addresses.nextElement();
                    if (ip != null && ip instanceof Inet4Address) {
                        return ip.getHostAddress();
                    }
                }
            }
        }
    } catch (Exception e) {
        System.err.println("IP地址获取失败" + e.toString());
    }
    return "";
}