class EventDispatcher implements

getContainer()

removeListener(string $eventName, callable $listener) Removes an event listener from the specified

addSubscriberService(string $serviceId, string $class) Adds a service as event subscriber.

array getListeners(string $eventName = null) Gets the listeners of a specific event or all listeners

removeListener(string $eventName, callable $listener) Removes an event listener from the specified

addSubscriber(

addListener(string $eventName, callable $listener, int $priority) Adds an event listener that listens

offsetSet(string $key, mixed $value) ArrayAccess for argument setter.

class ContainerAwareEventDispatcher extends