Android获取有线和无线(wifi)的IP地址

    /**
     * 获取IP
     * 
     * @param context
     * @return
     */
    public static String getIP(Context context) {
        String ip = "0.0.0.0";
        ConnectivityManager connectivityManager = (ConnectivityManager) context
                .getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo info = connectivityManager.getActiveNetworkInfo();
        int type = info.getType();
        if (type == ConnectivityManager.TYPE_ETHERNET) {
            ip = getEtherNetIP();
        } else if (type == ConnectivityManager.TYPE_WIFI) {
            ip = getWifiIP(context);
        }
        return ip;
    }

    /**
     * 获取有线地址
     * 
     * @return
     */
    public static String getEtherNetIP() {
        try {
            for (Enumeration<NetworkInterface> en = NetworkInterface
                    .getNetworkInterfaces(); en.hasMoreElements();) {
                NetworkInterface intf = en.nextElement();
                for (Enumeration<InetAddress> enumIpAddr = intf
                        .getInetAddresses(); enumIpAddr.hasMoreElements();) {
                    InetAddress inetAddress = enumIpAddr.nextElement();
                    if (!inetAddress.isLoopbackAddress()
                            && inetAddress instanceof Inet4Address) {
                        return inetAddress.getHostAddress().toString();
                    }
                }
            }
        } catch (SocketException ex) {
            Log.e("WifiPreference IpAddress", ex.toString());
        }
        return "0.0.0.0";
    }

    /**
     * 获取wifiIP地址
     * 
     * @param context
     * @return
     */
    public static String getWifiIP(Context context) {
        android.net.wifi.WifiManager wifi = (android.net.wifi.WifiManager) context
                .getSystemService(android.content.Context.WIFI_SERVICE);
        WifiInfo wifiinfo = wifi.getConnectionInfo();
        int intaddr = wifiinfo.getIpAddress();
        byte[] byteaddr = new byte[] { (byte) (intaddr & 0xff),
                (byte) (intaddr >> 8 & 0xff), (byte) (intaddr >> 16 & 0xff),
                (byte) (intaddr >> 24 & 0xff) };
        InetAddress addr = null;
        try {
            addr = InetAddress.getByAddress(byteaddr);
        } catch (Exception e1) {
            e1.printStackTrace();
        }
        String mobileIp = addr.getHostAddress();
        return mobileIp;
    }