/**
* Helper method to execute an item query.
*
* @param \Drupal\Core\Entity\Query\QueryInterface $query
* The query to execute.
* @param int $limit
* (optional) The number of items to return.
*
* @return \Drupal\aggregator\ItemInterface[]
* An array of the feed items.
*/
protected function executeFeedItemQuery(QueryInterface $query, $limit)
{
$query->sort('timestamp', 'DESC')->sort('iid', 'DESC');
if (!empty($limit)) {
$query->pager($limit);
}
return $this->loadMultiple($query->execute());
}
