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- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Component\EventDispatcher;
- /**
- * A read-only proxy for an event dispatcher.
- *
- * @author Bernhard Schussek <bschussek@gmail.com>
- */
- class ImmutableEventDispatcher implements EventDispatcherInterface
- {
- /**
- * The proxied dispatcher.
- *
- * @var EventDispatcherInterface
- */
- private $dispatcher;
- /**
- * Creates an unmodifiable proxy for an event dispatcher.
- *
- * @param EventDispatcherInterface $dispatcher The proxied event dispatcher
- */
- public function __construct(EventDispatcherInterface $dispatcher)
- {
- $this->dispatcher = $dispatcher;
- }
- /**
- * {@inheritdoc}
- */
- public function dispatch($eventName, Event $event = null)
- {
- return $this->dispatcher->dispatch($eventName, $event);
- }
- /**
- * {@inheritdoc}
- */
- public function addListener($eventName, $listener, $priority = 0)
- {
- throw new \BadMethodCallException('Unmodifiable event dispatchers must not be modified.');
- }
- /**
- * {@inheritdoc}
- */
- public function addSubscriber(EventSubscriberInterface $subscriber)
- {
- throw new \BadMethodCallException('Unmodifiable event dispatchers must not be modified.');
- }
- /**
- * {@inheritdoc}
- */
- public function removeListener($eventName, $listener)
- {
- throw new \BadMethodCallException('Unmodifiable event dispatchers must not be modified.');
- }
- /**
- * {@inheritdoc}
- */
- public function removeSubscriber(EventSubscriberInterface $subscriber)
- {
- throw new \BadMethodCallException('Unmodifiable event dispatchers must not be modified.');
- }
- /**
- * {@inheritdoc}
- */
- public function getListeners($eventName = null)
- {
- return $this->dispatcher->getListeners($eventName);
- }
- /**
- * {@inheritdoc}
- */
- public function getListenerPriority($eventName, $listener)
- {
- return $this->dispatcher->getListenerPriority($eventName, $listener);
- }
- /**
- * {@inheritdoc}
- */
- public function hasListeners($eventName = null)
- {
- return $this->dispatcher->hasListeners($eventName);
- }
- }
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