KGzocha\Searcher\Criteria\PaginationCriteriaInterface::setItemsPerPage PHP Method

    public function setItemsPerPage($itemsPerPage);

 /**
  * This method will not allow to change items per page.
  * On each call it will set the same value.
  *
  * {@inheritdoc}
  */
 public function setItemsPerPage($itemsPerPage)
 {
     return $this->pagination->setItemsPerPage($this->pagination->getItemsPerPage());
 }