/**
* Returns and caches excerpt-structure.
*
* @return StructureInterface
*/
private function getExcerptStructure()
{
if ($this->excerptStructure === null) {
$this->excerptStructure = $this->structureManager->getStructure(self::EXCERPT_EXTENSION_NAME);
$this->excerptStructure->setLanguageCode($this->languageCode);
}
return $this->excerptStructure;
}