/**
  * getProcessor
  *
  * @param $serviceName
  *
  * @return mixed
  */
 public function getProcessor($serviceName)
 {
     return $this->serviceLocator->get($serviceName);
 }
 /**
  * getService
  *
  * @param string $serviceName
  *
  * @return Processor
  */
 protected function getService($serviceName)
 {
     return $this->serviceLocator->get($serviceName);
 }