public function getParsedData($key = null)
    {
        $result = null;

        if ($this->parsedData !== null && is_array($this->parsedData)) {
            if (null === $key) {
                $result = $this->parsedData;
            } else {
                $result = (isset($this->parsedData[$key])) ? $this->parsedData[$key] : null;
            }
        }

        return $result;
    }