Class TraceableEventDispatcher

Collects some data about event listeners.

This event dispatcher delegates the dispatching to another one.

Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcher implements Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcherInterface

Namespace: Symfony\Component\EventDispatcher\Debug
Author: Fabien Potencier fabien@symfony.com
Located at Debug/TraceableEventDispatcher.php

Methods summary
`public`	# `__construct( Symfony\Component\EventDispatcher\EventDispatcherInterface $dispatcher, Symfony\Component\Stopwatch\Stopwatch $stopwatch, Psr\Log\LoggerInterface $logger = null )` Constructor. Constructor. Parameters `$dispatcher` An EventDispatcherInterface instance `$stopwatch` A Stopwatch instance `$logger` A LoggerInterface instance
`public`	# `addListener( string $eventName, callable $listener, integer $priority = 0 )` Adds an event listener that listens on the specified events. Adds an event listener that listens on the specified events. Parameters `$eventName` The event to listen on `$listener` The listener `$priority` The higher this value, the earlier an event listener will be triggered in the chain (defaults to 0) Implementation of `Symfony\Component\EventDispatcher\EventDispatcherInterface::addListener()`
`public`	# `addSubscriber( Symfony\Component\EventDispatcher\EventSubscriberInterface $subscriber )` Adds an event subscriber. Adds an event subscriber. Parameters `$subscriber` The subscriber. Implementation of `Symfony\Component\EventDispatcher\EventDispatcherInterface::addSubscriber()`
`public`	# `removeListener( string $eventName, callable $listener )` Removes an event listener from the specified events. Removes an event listener from the specified events. Parameters `$eventName` The event to remove a listener from `$listener` The listener to remove Implementation of `Symfony\Component\EventDispatcher\EventDispatcherInterface::removeListener()`
`public`	# `removeSubscriber( Symfony\Component\EventDispatcher\EventSubscriberInterface $subscriber )` Removes an event subscriber. Removes an event subscriber. Parameters `$subscriber` The subscriber Implementation of `Symfony\Component\EventDispatcher\EventDispatcherInterface::removeSubscriber()`
`public array`	# `getListeners( string $eventName = null )` Gets the listeners of a specific event or all listeners. Gets the listeners of a specific event or all listeners. Parameters `$eventName` The name of the event Returns array The event listeners for the specified event, or all event listeners by event name Implementation of `Symfony\Component\EventDispatcher\EventDispatcherInterface::getListeners()`
`public boolean`	# `hasListeners( string $eventName = null )` Checks whether an event has any registered listeners. Checks whether an event has any registered listeners. Parameters `$eventName` The name of the event Returns boolean true if the specified event has any listeners, false otherwise Implementation of `Symfony\Component\EventDispatcher\EventDispatcherInterface::hasListeners()`
`public Symfony\Component\EventDispatcher\Event`	# `dispatch( string $eventName, Symfony\Component\EventDispatcher\Event $event = null )` Dispatches an event to all registered listeners. Dispatches an event to all registered listeners. Parameters `$eventName` The name of the event to dispatch. The name of the event is the name of the method that is invoked on listeners. `$event` The event to pass to the event handlers/listeners. If not supplied, an empty Event instance is created. Returns `Symfony\Component\EventDispatcher\Event` Implementation of `Symfony\Component\EventDispatcher\EventDispatcherInterface::dispatch()`
`public array`	# `getCalledListeners( )` Gets the called listeners. Gets the called listeners. Returns array An array of called listeners Implementation of `Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcherInterface::getCalledListeners()`
`public array`	# `getNotCalledListeners( )` Gets the not called listeners. Gets the not called listeners. Returns array An array of not called listeners Implementation of `Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcherInterface::getNotCalledListeners()`
`public mixed`	# `__call( string $method, array $arguments )` Proxies all method calls to the original event dispatcher. Proxies all method calls to the original event dispatcher. Parameters `$method` The method name `$arguments` The method arguments Returns mixed
`protected`	# `preDispatch( string $eventName, Symfony\Component\EventDispatcher\Event $event )` Called before dispatching the event. Called before dispatching the event. Parameters `$eventName` The event name `$event` The event
`protected`	# `postDispatch( string $eventName, Symfony\Component\EventDispatcher\Event $event )` Called after dispatching the event. Called after dispatching the event. Parameters `$eventName` The event name `$event` The event

Properties summary
`protected`	`$logger`	#
`protected`	`$stopwatch`	#

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Class TraceableEventDispatcher

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