setFields() public méthode

Set fields
public setFields ( string $fields )
$fields string string with comma separated fields
 /**
  * Get data from request and create Pagination and PartialResponse events.
  * @param  GetResponseEvent $event Event object with request
  */
 public function onRequest(GetResponseEvent $event)
 {
     if (HttpKernelInterface::MASTER_REQUEST !== $event->getRequestType()) {
         return;
     }
     $request = $event->getRequest();
     $pagination = new Pagination();
     $partialResponse = new PartialResponse();
     if ($request->query->has('page')) {
         $pagination->setPage($request->query->get('page'));
     }
     if ($request->query->has('sort')) {
         $pagination->setSort($request->query->get('sort'));
     }
     if ($request->query->has('items_per_page')) {
         $pagination->setItemsPerPage($request->query->get('items_per_page'));
     }
     if ($request->query->has('fields')) {
         $partialResponse->setFields($request->query->get('fields'));
     }
     $this->paginatorService->setPagination($pagination);
     $this->paginatorService->setPartialResponse($partialResponse);
     /**
      * Append all used parameters from get and post
      */
     $this->paginatorService->setUsedRouteParams(array_merge($request->query->all(), $request->request->all()));
 }
 function it_should_set_partial_response(PartialResponse $partialResponse)
 {
     $this->setPartialResponse($partialResponse)->shouldReturn($this);
     $this->getPartialResponse()->shouldReturn($partialResponse);
     $newPartialResponse = new PartialResponse();
     $newPartialResponse->setFields('id,name,subject');
     $this->setPartialResponse($newPartialResponse)->shouldReturn($this);
     $this->getPartialResponse()->shouldReturn($newPartialResponse);
 }