获得本地所有IP

//包括127.0.0.1
public static List<String> getAllIp()
{
    List<String> ipList = new ArrayList<String>();
    try
    {
        Enumeration<NetworkInterface> enumeration = NetworkInterface.getNetworkInterfaces();
        while (enumeration.hasMoreElements())
        {
            NetworkInterface ni = enumeration.nextElement();
            Enumeration<InetAddress> addresses = ni.getInetAddresses();
            while (addresses.hasMoreElements())
            {
                InetAddress addr = addresses.nextElement();
                ipList.add(addr.getHostAddress());
            }
        }
    }
    catch (SocketException e)
    {
        e.printStackTrace();
    }
    return ipList;
}