Check Internet is Available in Android Device

http://capycoding.blogspot.tw/2012/10/check-internet-is-available-in-android.html

public boolean check_Internet(Context mContext)
{
        ConnectivityManager mConnectivityManager =
                  (ConnectivityManager) mContext
                               .getSystemService(Context.CONNECTIVITY_SERVICE);

        NetworkInfo mNetworkInfo =  mConnectivityManager
                                                            .getActiveNetworkInfo();

        if (mNetworkInfo != null &&  mNetworkInfo.isConnectedOrConnecting())
            return true;
        else
            return false;
}