EventListener (Component\HttpKernel)

Symfony\Component\HttpKernel\EventListener

AddRequestFormatsListener	Adds configured formats to each request
DebugHandlersListener	Configures errors and exceptions handlers.
DumpListener	Configures dump() handler.
ErrorsLoggerListener ^deprecated	Injects the logger into the ErrorHandler, so that it can log various errors.
EsiListener ^deprecated	EsiListener adds a Surrogate-Control HTTP header when the Response needs to be parsed for ESI.
ExceptionListener	ExceptionListener.
FragmentListener	Handles content fragments represented by special URIs.
LocaleListener	Initializes the locale based on the current request.
ProfilerListener	ProfilerListener collects data for the current request by listening to the onKernelResponse event.
ResponseListener	ResponseListener fixes the Response headers based on the Request.
RouterListener	Initializes the context from the request and sets request attributes based on a matching route.
SaveSessionListener	Saves the session, in case it is still open, before sending the response/headers.
SessionListener	Sets the session in the request.
StreamedResponseListener	StreamedResponseListener is responsible for sending the Response to the client.
SurrogateListener	SurrogateListener adds a Surrogate-Control HTTP header when the Response needs to be parsed for Surrogates
TestSessionListener	TestSessionListener.
TranslatorListener	Synchronizes the locale between the request and the translator.