public function getContentData($container);
/** * load data from extension. */ private function loadExtensionData(NodeInterface $node, ExtensionInterface $extension, $webspaceKey, $locale) { $extension->setLanguageCode($locale, $this->namespaceRegistry->getPrefix('extension_localized'), ''); $data = $extension->load($node, $webspaceKey, $locale); return $extension->getContentData($data); }