minor #12007 Use new Event names (OskarStark)

This PR was squashed before being merged into the 4.3 branch (closes #12007).

Discussion
----------

Use new Event names

Based on symfony/symfony#28920

@symfony/team-symfony-docs shall we add `versionadded` directives?

Commits
-------

00f3807 Use new Event names

Author: OskarStark

components/event_dispatcher.rst

@@ -111,7 +111,7 @@ Often times, data about a specific event needs to be passed along with the
 case, a special subclass that has additional methods for retrieving and
 overriding information can be passed when dispatching an event. For example,
 the ``kernel.response`` event uses a
-:class:`Symfony\\Component\\HttpKernel\\Event\\FilterResponseEvent`, which
+:class:`Symfony\\Component\\HttpKernel\\Event\\ResponseEvent`, which
 contains methods to get and even replace the ``Response`` object.
 
 The Dispatcher
@@ -334,7 +334,7 @@ Take the following example of a subscriber that subscribes to the
 
     use Acme\Store\Event\OrderPlacedEvent;
     use Symfony\Component\EventDispatcher\EventSubscriberInterface;
-    use Symfony\Component\HttpKernel\Event\FilterResponseEvent;
+    use Symfony\Component\HttpKernel\Event\ResponseEvent;
     use Symfony\Component\HttpKernel\KernelEvents;
 
     class StoreSubscriber implements EventSubscriberInterface
@@ -350,12 +350,12 @@ Take the following example of a subscriber that subscribes to the
             ];
         }
 
-        public function onKernelResponsePre(FilterResponseEvent $event)
+        public function onKernelResponsePre(ResponseEvent $event)
         {
             // ...
         }
 
-        public function onKernelResponsePost(FilterResponseEvent $event)
+        public function onKernelResponsePost(ResponseEvent $event)
         {
             // ...
         }

components/http_kernel.rst

@@ -292,7 +292,7 @@ have been determined (e.g. the controller, routing information) but before
 the controller is executed. For some examples, see the Symfony section below.
 
 Listeners to this event can also change the controller callable completely
-by calling :method:`FilterControllerEvent::setController <Symfony\\Component\\HttpKernel\\Event\\FilterControllerEvent::setController>`
+by calling :method:`ControllerEvent::setController <Symfony\\Component\\HttpKernel\\Event\\ControllerEvent::setController>`
 on the event object that's passed to listeners on this event.
 
 .. sidebar:: ``kernel.controller`` in the Symfony Framework
@@ -524,9 +524,9 @@ to the exception.
 
     <object data="../_images/components/http_kernel/http-workflow-exception.svg" type="image/svg+xml"></object>
 
-Each listener to this event is passed a :class:`Symfony\\Component\\HttpKernel\\Event\\GetResponseForExceptionEvent`
+Each listener to this event is passed a :class:`Symfony\\Component\\HttpKernel\\Event\\ExceptionEvent`
 object, which you can use to access the original exception via the
-:method:`Symfony\\Component\\HttpKernel\\Event\\GetResponseForExceptionEvent::getException`
+:method:`Symfony\\Component\\HttpKernel\\Event\\ExceptionEvent::getException`
 method. A typical listener on this event will check for a certain type of
 exception and create an appropriate error ``Response``.
 
@@ -602,18 +602,31 @@ each event has their own event object:
 
 .. _component-http-kernel-event-table:
 
-===========================  ======================================  ===================================================================================
+===========================  ======================================  ========================================================================
 Name                         ``KernelEvents`` Constant               Argument passed to the listener
-===========================  ======================================  ===================================================================================
-kernel.request               ``KernelEvents::REQUEST``               :class:`Symfony\\Component\\HttpKernel\\Event\\GetResponseEvent`
-kernel.controller            ``KernelEvents::CONTROLLER``            :class:`Symfony\\Component\\HttpKernel\\Event\\FilterControllerEvent`
-kernel.controller_arguments  ``KernelEvents::CONTROLLER_ARGUMENTS``  :class:`Symfony\\Component\\HttpKernel\\Event\\FilterControllerArgumentsEvent`
-kernel.view                  ``KernelEvents::VIEW``                  :class:`Symfony\\Component\\HttpKernel\\Event\\GetResponseForControllerResultEvent`
-kernel.response              ``KernelEvents::RESPONSE``              :class:`Symfony\\Component\\HttpKernel\\Event\\FilterResponseEvent`
+===========================  ======================================  ========================================================================
+kernel.request               ``KernelEvents::REQUEST``               :class:`Symfony\\Component\\HttpKernel\\Event\\RequestEvent`
+kernel.controller            ``KernelEvents::CONTROLLER``            :class:`Symfony\\Component\\HttpKernel\\Event\\ControllerEvent`
+kernel.controller_arguments  ``KernelEvents::CONTROLLER_ARGUMENTS``  :class:`Symfony\\Component\\HttpKernel\\Event\\ControllerArgumentsEvent`
+kernel.view                  ``KernelEvents::VIEW``                  :class:`Symfony\\Component\\HttpKernel\\Event\\ViewEvent`
+kernel.response              ``KernelEvents::RESPONSE``              :class:`Symfony\\Component\\HttpKernel\\Event\\ResponseEvent`
 kernel.finish_request        ``KernelEvents::FINISH_REQUEST``        :class:`Symfony\\Component\\HttpKernel\\Event\\FinishRequestEvent`
-kernel.terminate             ``KernelEvents::TERMINATE``             :class:`Symfony\\Component\\HttpKernel\\Event\\PostResponseEvent`
-kernel.exception             ``KernelEvents::EXCEPTION``             :class:`Symfony\\Component\\HttpKernel\\Event\\GetResponseForExceptionEvent`
-===========================  ======================================  ===================================================================================
+kernel.terminate             ``KernelEvents::TERMINATE``             :class:`Symfony\\Component\\HttpKernel\\Event\\TerminateEvent`
+kernel.exception             ``KernelEvents::EXCEPTION``             :class:`Symfony\\Component\\HttpKernel\\Event\\ExceptionEvent`
+===========================  ======================================  ========================================================================
+
+.. deprecated:: 4.3
+
+    Since Symfony 4.3, most of the event classes were renamed.
+    The following old classes were deprecated:
+
+    * `GetResponseEvent` renamed to :class:`Symfony\\Component\\HttpKernel\\Event\\RequestEvent`
+    * `FilterControllerEvent` renamed to :class:`Symfony\\Component\\HttpKernel\\Event\\ControllerEvent`
+    * `FilterControllerArgumentsEvent` renamed to :class:`Symfony\\Component\\HttpKernel\\Event\\ControllerArgumentsEvent`
+    * `GetResponseForControllerResultEvent` renamed to :class:`Symfony\\Component\\HttpKernel\\Event\\ViewEvent`
+    * `FilterResponseEvent` renamed to :class:`Symfony\\Component\\HttpKernel\\Event\\ResponseEvent`
+    * `PostResponseEvent` renamed to :class:`Symfony\\Component\\HttpKernel\\Event\\TerminateEvent`
+    * `GetResponseForExceptionEvent` renamed to :class:`Symfony\\Component\\HttpKernel\\Event\\ExceptionEvent`
 
 .. _http-kernel-working-example:
 
@@ -709,10 +722,10 @@ can be used to check if the current request is a "master" or "sub" request.
 For example, a listener that only needs to act on the master request may
 look like this::
 
-    use Symfony\Component\HttpKernel\Event\GetResponseEvent;
+    use Symfony\Component\HttpKernel\Event\RequestEvent;
     // ...
 
-    public function onKernelRequest(GetResponseEvent $event)
+    public function onKernelRequest(RequestEvent $event)
     {
         if (!$event->isMasterRequest()) {
             return;

components/security/authentication.rst

@@ -13,7 +13,7 @@ an *authenticated* token if the supplied credentials were found to be valid.
 The listener should then store the authenticated token using
 :class:`the token storage <Symfony\\Component\\Security\\Core\\Authentication\\Token\\Storage\\TokenStorageInterface>`::
 
-    use Symfony\Component\HttpKernel\Event\GetResponseEvent;
+    use Symfony\Component\HttpKernel\Event\RequestEvent;
     use Symfony\Component\Security\Core\Authentication\AuthenticationManagerInterface;
     use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
     use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken;
@@ -38,7 +38,7 @@ The listener should then store the authenticated token using
 
         // ...
 
-        public function handle(GetResponseEvent $event)
+        public function handle(RequestEvent $event)
         {
             $request = $event->getRequest();
 

controller/error_pages.rst

@@ -339,7 +339,7 @@ error pages.
 .. note::
 
     If your listener calls ``setResponse()`` on the
-    :class:`Symfony\\Component\\HttpKernel\\Event\\GetResponseForExceptionEvent`,
+    :class:`Symfony\\Component\\HttpKernel\\Event\\ExceptionEvent`,
     event, propagation will be stopped and the response will be sent to
     the client.
 

create_framework/http_kernel_httpkernel_class.rst

@@ -154,11 +154,11 @@ only if needed::
 
     use Symfony\Component\EventDispatcher\EventSubscriberInterface;
     use Symfony\Component\HttpFoundation\Response;
-    use Symfony\Component\HttpKernel\Event\GetResponseForControllerResultEvent;
+    use Symfony\Component\HttpKernel\Event\ViewEvent;
 
     class StringResponseListener implements EventSubscriberInterface
     {
-        public function onView(GetResponseForControllerResultEvent $event)
+        public function onView(ViewEvent $event)
         {
             $response = $event->getControllerResult();
 

event_dispatcher/before_after_filters.rst

@@ -115,7 +115,7 @@ event subscribers, you can learn more about them at :doc:`/event_dispatcher`::
 
     use App\Controller\TokenAuthenticatedController;
     use Symfony\Component\EventDispatcher\EventSubscriberInterface;
-    use Symfony\Component\HttpKernel\Event\FilterControllerEvent;
+    use Symfony\Component\HttpKernel\Event\ControllerEvent;
     use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
     use Symfony\Component\HttpKernel\KernelEvents;
 
@@ -128,7 +128,7 @@ event subscribers, you can learn more about them at :doc:`/event_dispatcher`::
             $this->tokens = $tokens;
         }
 
-        public function onKernelController(FilterControllerEvent $event)
+        public function onKernelController(ControllerEvent $event)
         {
             $controller = $event->getController();
 
@@ -188,7 +188,7 @@ For example, take the ``TokenSubscriber`` from the previous example and first
 record the authentication token inside the request attributes. This will
 serve as a basic flag that this request underwent token authentication::
 
-    public function onKernelController(FilterControllerEvent $event)
+    public function onKernelController(ControllerEvent $event)
     {
         // ...
 
@@ -208,9 +208,9 @@ This will look for the ``auth_token`` flag on the request object and set a custo
 header on the response if it's found::
 
     // add the new use statement at the top of your file
-    use Symfony\Component\HttpKernel\Event\FilterResponseEvent;
+    use Symfony\Component\HttpKernel\Event\ResponseEvent;
 
-    public function onKernelResponse(FilterResponseEvent $event)
+    public function onKernelResponse(ResponseEvent $event)
     {
         // check to see if onKernelController marked this as a token "auth'ed" request
         if (!$token = $event->getRequest()->attributes->get('auth_token')) {

profiler.rst

@@ -197,11 +197,11 @@ production. To do that, create an :doc:`event subscriber </event_dispatcher>`
 and listen to the :ref:`kernel.response<component-http-kernel-kernel-response>`
 event::
 
-    use Symfony\Component\HttpKernel\Event\FilterResponseEvent;
+    use Symfony\Component\HttpKernel\Event\ResponseEvent;
 
     // ...
 
-    public function onKernelResponse(FilterResponseEvent $event)
+    public function onKernelResponse(ResponseEvent $event)
     {
         if (!$this->getKernel()->isDebug()) {
             return;

reference/events.rst

@@ -28,7 +28,7 @@ following information:
 ``kernel.request``
 ~~~~~~~~~~~~~~~~~~
 
-**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\GetResponseEvent`
+**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\RequestEvent`
 
 This event is dispatched very early in Symfony, before the controller is
 determined. It's useful to add information to the Request or return a Response
@@ -48,16 +48,16 @@ their priorities:
 ``kernel.controller``
 ~~~~~~~~~~~~~~~~~~~~~
 
-**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\FilterControllerEvent`
+**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\ControllerEvent`
 
 This event is dispatched after the controller to be executed has been resolved
 but before executing it. It's useful to initialize things later needed by the
 controller, such as `param converters`_, and even to change the controller
 entirely::
 
-    use Symfony\Component\HttpKernel\Event\FilterControllerEvent;
+    use Symfony\Component\HttpKernel\Event\ControllerEvent;
 
-    public function onKernelController(FilterControllerEvent $event)
+    public function onKernelController(ControllerEvent $event)
     {
         // ...
 
@@ -79,15 +79,15 @@ their priorities:
 ``kernel.controller_arguments``
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\FilterControllerArgumentsEvent`
+**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\ControllerArgumentsEvent`
 
 This event is dispatched just before a controller is called. It's useful to
 configure the arguments that are going to be passed to the controller.
 Typically, this is used to map URL routing parameters to their corresponding
 named arguments; or pass the current request when the ``Request`` type-hint is
 found::
 
-    public function onKernelControllerArguments(FilterControllerArgumentsEvent $event)
+    public function onKernelControllerArguments(ControllerArgumentsEvent $event)
     {
         // ...
 
@@ -109,17 +109,17 @@ their priorities:
 ``kernel.view``
 ~~~~~~~~~~~~~~~
 
-**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\GetResponseForControllerResultEvent`
+**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\ViewEvent`
 
 This event is dispatched after the controller has been executed but *only* if
 the controller does *not* return a :class:`Symfony\\Component\\HttpFoundation\\Response`
 object. It's useful to transform the returned value (e.g. a string with some
 HTML contents) into the ``Response`` object needed by Symfony::
 
     use Symfony\Component\HttpFoundation\Response;
-    use Symfony\Component\HttpKernel\Event\GetResponseForControllerResultEvent;
+    use Symfony\Component\HttpKernel\Event\ViewEvent;
 
-    public function onKernelView(GetResponseForControllerResultEvent $event)
+    public function onKernelView(ViewEvent $event)
     {
         $value = $event->getControllerResult();
         $response = new Response();
@@ -143,13 +143,13 @@ their priorities:
 ``kernel.response``
 ~~~~~~~~~~~~~~~~~~~
 
-**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\FilterResponseEvent`
+**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\ResponseEvent`
 
 This event is dispatched after the controller or any ``kernel.view`` listener
 returns a ``Response`` object. It's useful to modify or replace the response
 before sending it back (e.g. add/modify HTTP headers, add cookies, etc.)::
 
-    public function onKernelResponse(FilterResponseEvent $event)
+    public function onKernelResponse(ResponseEvent $event)
     {
         $response = $event->getResponse();
 
@@ -196,7 +196,7 @@ their priorities:
 ``kernel.terminate``
 ~~~~~~~~~~~~~~~~~~~~
 
-**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\PostResponseEvent`
+**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\TerminateEvent`
 
 This event is dispatched after the response has been sent (after the execution
 of the :method:`Symfony\\Component\\HttpKernel\\HttpKernel::handle` method).
@@ -219,16 +219,16 @@ their priorities:
 ``kernel.exception``
 ~~~~~~~~~~~~~~~~~~~~
 
-**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\GetResponseForExceptionEvent`
+**Event Class**: :class:`Symfony\\Component\\HttpKernel\\Event\\ExceptionEvent`
 
 This event is dispatched as soon as an error occurs during the handling of the
 HTTP request. It's useful to recover from errors or modify the exception details
 sent as response::
 
     use Symfony\Component\HttpFoundation\Response;
-    use Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent;
+    use Symfony\Component\HttpKernel\Event\ExceptionEvent;
 
-    public function onKernelException(GetResponseForExceptionEvent $event)
+    public function onKernelException(ExceptionEvent $event)
     {
         $exception = $event->getException();
         $response = new Response();
@@ -265,7 +265,7 @@ response:
 
     If you want to overwrite the status code of the exception response, which
     you should not without a good reason, call
-    ``GetResponseForExceptionEvent::allowCustomResponseCode()`` first and then
+    ``ExceptionEvent::allowCustomResponseCode()`` first and then
     set the status code on the response::
 
         $event->allowCustomResponseCode();

security/custom_authentication_provider.rst

@@ -100,15 +100,15 @@ is responsible for fielding requests to the firewall and calling the authenticat
 provider. A listener must be an instance of
 :class:`Symfony\\Component\\Security\\Http\\Firewall\\ListenerInterface`.
 A security listener should handle the
-:class:`Symfony\\Component\\HttpKernel\\Event\\GetResponseEvent` event, and
+:class:`Symfony\\Component\\HttpKernel\\Event\\RequestEvent` event, and
 set an authenticated token in the token storage if successful::
 
     // src/Security/Firewall/WsseListener.php
     namespace App\Security\Firewall;
 
     use App\Security\Authentication\Token\WsseUserToken;
     use Symfony\Component\HttpFoundation\Response;
-    use Symfony\Component\HttpKernel\Event\GetResponseEvent;
+    use Symfony\Component\HttpKernel\Event\RequestEvent;
     use Symfony\Component\Security\Core\Authentication\AuthenticationManagerInterface;
     use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
     use Symfony\Component\Security\Core\Exception\AuthenticationException;
@@ -125,7 +125,7 @@ set an authenticated token in the token storage if successful::
             $this->authenticationManager = $authenticationManager;
         }
 
-        public function handle(GetResponseEvent $event)
+        public function handle(RequestEvent $event)
         {
             $request = $event->getRequest();
 

service_container/3.3-di-changes.rst

@@ -373,12 +373,12 @@ create the class::
     // ...
 
     use Symfony\Component\EventDispatcher\EventSubscriberInterface;
-    use Symfony\Component\HttpKernel\Event\FilterResponseEvent;
+    use Symfony\Component\HttpKernel\Event\ResponseEvent;
     use Symfony\Component\HttpKernel\KernelEvents;
 
     class SetHeaderSusbcriber implements EventSubscriberInterface
     {
-        public function onKernelResponse(FilterResponseEvent $event)
+        public function onKernelResponse(ResponseEvent $event)
         {
             $event->getResponse()->headers->set('X-SYMFONY-3.3', 'Less config');
         }