private function getFromCache($key, array $replace = array(), $locale = null, $fallback = true)
    {
        if (false === strpos($key, 'squanto::')) {
            $key = 'squanto::'.$key;
        }

        $result = parent::get($key, $replace, $locale, $fallback);

        return ($result !== $key) ? $result : null;
    }