/**
* Adds document to a bulk request for the next commit.
* Depending on the connection autocommit mode, the update may be committed right away.
*
* @param DocumentInterface $document The document entity to index in ES
*/
public function persist(DocumentInterface $document)
{
$documentArray = $this->documentConverter->convertToArray($document);
$this->persistRaw(get_class($document), $documentArray);
}