class TraceableEventDispatcher implements TraceableEventDispatcherInterface
Collects some data about event listeners. This event dispatcher delegates the dispatching to another one.
Methods
__construct(EventDispatcherInterface $dispatcher, Stopwatch $stopwatch, LoggerInterface $logger = null) Constructor.
addListener(string $eventName, callable $listener, int $priority) Adds an event listener that listens on the specified events.
addSubscriber(EventSubscriberInterface $subscrib