EntityCollection::callEventOnBeforeCollectionClear

protected function callEventOnBeforeCollectionClear()
{
	$eventManager = MainEventManager::getInstance();

	$eventsList = $eventManager->findEventHandlers('sale', 'OnBeforeCollectionClear');
	if (!empty($eventsList))
	{
		/** @var MainEntityEvent $event */
		$event = new MainEvent('sale', 'OnBeforeCollectionClear', array(
			'COLLECTION' => $this->collection,
		));
		$event->send();
	}
}