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/Symfony 4.1

ExceptionListener

class ExceptionListener implements EventSubscriberInterface

ExceptionListener.

Properties

protected $controller
protected $logger
protected $debug

Methods

__construct($controller, LoggerInterface $logger = null, $debug = false)
logKernelException(GetResponseForExceptionEvent $event)
onKernelException(GetResponseForExceptionEvent $event)
static array getSubscribedEvents()

Returns an array of event names this subscriber wants to listen to.

logException(Exception $exception, string $message)

Logs an exception.

Request duplicateRequest(Exception $exception, Request $request)

Clones the request for the exception.

Details

__construct($controller, LoggerInterface $logger = null, $debug = false)

Parameters

$controller
LoggerInterface $logger
$debug

logKernelException(GetResponseForExceptionEvent $event)

Parameters

GetResponseForExceptionEvent $event

onKernelException(GetResponseForExceptionEvent $event)

Parameters

GetResponseForExceptionEvent $event

static array getSubscribedEvents()

Returns an array of event names this subscriber wants to listen to.

The array keys are event names and the value can be:

  • The method name to call (priority defaults to 0)
  • An array composed of the method name to call and the priority
  • An array of arrays composed of the method names to call and respective priorities, or 0 if unset

For instance:

  • array('eventName' => 'methodName')
  • array('eventName' => array('methodName', $priority))
  • array('eventName' => array(array('methodName1', $priority), array('methodName2')))

Return Value

array The event names to listen to

protected logException(Exception $exception, string $message)

Logs an exception.

Parameters

Exception $exception The \Exception instance
string $message The error message to log

protected Request duplicateRequest(Exception $exception, Request $request)

Clones the request for the exception.

Parameters

Exception $exception The thrown exception
Request $request The original request

Return Value

Request $request The cloned request

© 2004–2017 Fabien Potencier
Licensed under the MIT License.
https://api.symfony.com/4.1/Symfony/Component/HttpKernel/EventListener/ExceptionListener.html