Java获取电脑真实的IP地址(排除虚拟机等干扰)

import lombok.extern.slf4j.Slf4j;

import java.net.Inet4Address;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.Enumeration;

/**
 * @author 乐心湖
 * @date 2020/7/20 19:36
 **/

public class NetUtils {

    /**
     * 获取本地真正的IP地址，即获得有线或者 无线WiFi 地址。
     * 过滤虚拟机、蓝牙等地址
     *
     * @return IPv4
     */
    public static String getRealIP() {
        try {
            Enumeration<NetworkInterface> allNetInterfaces = NetworkInterface.getNetworkInterfaces();
            while (allNetInterfaces.hasMoreElements()) {
                NetworkInterface netInterface = allNetInterfaces.nextElement();
                // 去除回环接口，子接口，未运行和接口
                if (netInterface.isLoopback() || netInterface.isVirtual() || !netInterface.isUp()) {
                    continue;
                }

                if (!netInterface.getDisplayName().contains("Intel")
                        && !netInterface.getDisplayName().contains("Realtek")
                        && !netInterface.getDisplayName().contains("Ethernet")) {
                    continue;
                }

                Enumeration<InetAddress> addresses = netInterface.getInetAddresses();
                while (addresses.hasMoreElements()) {
                    InetAddress ip = addresses.nextElement();
                    if (ip != null) {
                        // ipv4
                        if (ip instanceof Inet4Address) {
                            return ip.getHostAddress();
                        }
                    }
                }
                break;
            }
        } catch (SocketException e) {
            //捕获异常
        }
        return null;
    }
}