public function validateQueryParameters(RequestInterface $request, RequestDefinition $definition)
 {
     if ($definition->hasQueryParametersSchema()) {
         parse_str($request->getUri()->getQuery(), $queryParams);
         $schema = $definition->getQueryParametersSchema();
         $queryParams = QueryParamsNormalizer::normalize($queryParams, $schema);
         $this->validate((object) $queryParams, $schema, 'query');
     }
 }