public function getListResponse(KalturaFilterPager $pager, KalturaDetachedResponseProfile $responseProfile = null)
 {
     if ($this->orderBy === null) {
         $this->orderBy = KalturaCategoryOrderBy::DEPTH_ASC;
     }
     $categoryFilter = $this->toObject();
     $c = KalturaCriteria::create(categoryPeer::OM_CLASS);
     $categoryFilter->attachToCriteria($c);
     $pager->attachToCriteria($c);
     $dbList = categoryPeer::doSelect($c);
     $totalCount = $c->getRecordsCount();
     $list = KalturaCategoryArray::fromDbArray($dbList, $responseProfile);
     $response = new KalturaCategoryListResponse();
     $response->objects = $list;
     $response->totalCount = $totalCount;
     return $response;
 }