Contains all events thrown in the HttpKernel component
@author Bernhard Schussek <bschussek@gmail.com>
@api
Expanded class hierarchy of KernelEvents
final class KernelEvents {
/**
* The REQUEST event occurs at the very beginning of request
* dispatching
*
* This event allows you to create a response for a request before any
* other code in the framework is executed. The event listener method
* receives a Symfony\Component\HttpKernel\Event\GetResponseEvent
* instance.
*
* @var string
*
* @api
*/
const REQUEST = 'kernel.request';
/**
* The EXCEPTION event occurs when an uncaught exception appears
*
* This event allows you to create a response for a thrown exception or
* to modify the thrown exception. The event listener method receives
* a Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent
* instance.
*
* @var string
*
* @api
*/
const EXCEPTION = 'kernel.exception';
/**
* The VIEW event occurs when the return value of a controller
* is not a Response instance
*
* This event allows you to create a response for the return value of the
* controller. The event listener method receives a
* Symfony\Component\HttpKernel\Event\GetResponseForControllerResultEvent
* instance.
*
* @var string
*
* @api
*/
const VIEW = 'kernel.view';
/**
* The CONTROLLER event occurs once a controller was found for
* handling a request
*
* This event allows you to change the controller that will handle the
* request. The event listener method receives a
* Symfony\Component\HttpKernel\Event\FilterControllerEvent instance.
*
* @var string
*
* @api
*/
const CONTROLLER = 'kernel.controller';
/**
* The RESPONSE event occurs once a response was created for
* replying to a request
*
* This event allows you to modify or replace the response that will be
* replied. The event listener method receives a
* Symfony\Component\HttpKernel\Event\FilterResponseEvent instance.
*
* @var string
*
* @api
*/
const RESPONSE = 'kernel.response';
/**
* The TERMINATE event occurs once a response was sent
*
* This event allows you to run expensive post-response jobs.
* The event listener method receives a
* Symfony\Component\HttpKernel\Event\PostResponseEvent instance.
*
* @var string
*/
const TERMINATE = 'kernel.terminate';
}
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
KernelEvents:: |
constant | The CONTROLLER event occurs once a controller was found for handling a request | ||
KernelEvents:: |
constant | The EXCEPTION event occurs when an uncaught exception appears | ||
KernelEvents:: |
constant | The REQUEST event occurs at the very beginning of request dispatching | ||
KernelEvents:: |
constant | The RESPONSE event occurs once a response was created for replying to a request | ||
KernelEvents:: |
constant | The TERMINATE event occurs once a response was sent | ||
KernelEvents:: |
constant | The VIEW event occurs when the return value of a controller is not a Response instance |