/** * {@inheritdoc} */ protected function initializeListeners($eventName, $loweredClass, $format) { $listeners = parent::initializeListeners($eventName, $loweredClass, $format); foreach ($listeners as &$listener) { if (!is_array($listener) || !is_string($listener[0])) { continue; } if (!$this->container->has($listener[0])) { continue; } $listener[0] = $this->container->get($listener[0]); } return $listeners; }