问如何在java中获取本地ipv6地址

EN

import java.io.*;
import java.net.*;
import java.util.*;
import static java.lang.System.out;

public class GetInfo {

public static void main(String args[]) throws SocketException {
    Enumeration<NetworkInterface> nets = NetworkInterface.getNetworkInterfaces();
    for (NetworkInterface netint : Collections.list(nets))
        displayInterfaceInformation(netint);
}

static void displayInterfaceInformation(NetworkInterface netint) throws SocketException {
    out.printf("Display name: %s\n", netint.getDisplayName());
    out.printf("Name: %s\n", netint.getName());
    Enumeration<InetAddress> inetAddresses = netint.getInetAddresses();

    for (InetAddress inetAddress : Collections.list(inetAddresses)) {
        out.printf("InetAddress: %s\n", inetAddress);
    }

    out.printf("Up? %s\n", netint.isUp());
    out.printf("Loopback? %s\n", netint.isLoopback());
    out.printf("PointToPoint? %s\n", netint.isPointToPoint());
    out.printf("Supports multicast? %s\n", netint.supportsMulticast());
    out.printf("Virtual? %s\n", netint.isVirtual());
    out.printf("Hardware address: %s\n",
                Arrays.toString(netint.getHardwareAddress()));
    out.printf("MTU: %s\n", netint.getMTU());
    out.printf("\n");
 }
 }  

private static String getIPAddress(boolean v6) throws SocketException {
    Enumeration<NetworkInterface> netInts = NetworkInterface.getNetworkInterfaces();
    for (NetworkInterface netInt : Collections.list(netInts)) {
        if (netInt.isUp() && !netInt.isLoopback()) {
            for (InetAddress inetAddress : Collections.list(netInt.getInetAddresses())) {

                if (inetAddress.isLoopbackAddress()
                     || inetAddress.isLinkLocalAddress()
                     || inetAddress.isMulticastAddress()) {
                    continue;
                }

                if (v6 && inetAddress instanceof Inet6Address) {
                    return inetAddress.getHostAddress();
                }

                if (!v6 && inetAddress instanceof InetAddress) {
                    return inetAddress.getHostAddress();
                }

            }
        }
    }
    return null;
}