/**
  * @service uploaded_file read
  * @param $itemId
  * @return Gpf_Data_RecordSet
  */
 public function loadTree(Gpf_Rpc_Params $params)
 {
     return parent::loadTree($params);
 }
 /**
  *  Returns tree of subaffiliates
  *
  * @service affiliate_tree read
  * @param $itemId
  * @return Gpf_Data_RecordSet
  */
 public function loadTree(Gpf_Rpc_Params $params) {
     $params = $this->addFilters($params);
     $this->createFilterCollection($params);
     return parent::loadTree($params);
 }