/**
* Execute schema request
*
* @return void
*/
protected function processSchemaRequest()
{
$requestedServices = $this->_request->getRequestedServices('all');
$requestedServices = $requestedServices == Request::ALL_SERVICES ? array_keys($this->swaggerGenerator->getListOfServices()) : $requestedServices;
$responseBody = $this->swaggerGenerator->generate($requestedServices, $this->_request->getScheme(), $this->_request->getHttpHost(), $this->_request->getRequestUri());
$this->_response->setBody($responseBody)->setHeader('Content-Type', 'application/json');
}