protected function fetchEvent($eventName)
    {
        return (array_key_exists($eventName, $this->events)) ? $this->events[$eventName] : null;
    }
protected function fetchEvent($eventName)
    {
        return (array_key_exists($eventName, $this->events)) ? $this->events[$eventName] : null;
    }
protected function fetchEvent ( $ eventName ) { return ( array_key_exists ( $ eventName , $ this -> events ) ) ? $ this -> events [ $ eventName ] : null ; }
Returns the requested event if exists

@param  string                                   $eventName
@return \Symfony\Component\EventDispatcher\Event
Returns the requested event if exists