public function getStereoType(\DOMElement $diaObject)
    {
        $xpath = $diaObject->getNodePath() . '/dia:attribute[@name="stereotype"]/dia:string';
        $nodeList = $this->engine->query($xpath);

        if ($nodeList->length == 1) {
            $stereoType = str_replace('#', '', $nodeList->item(0)->nodeValue);

            return $stereoType;
        }
        return false;
    }