CaracoleBundle/EventSubscriber/OpeningEventSubscriber.php

<?php

namespace Lc\CaracoleBundle\EventSubscriber;

use Doctrine\ORM\EntityManagerInterface;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpKernel\KernelEvents;

class OpeningEventSubscriber implements EventSubscriberInterface
{
    protected EntityManagerInterface $entityManager;

    public function __construct(
            EntityManagerInterface $entityManager
    ) {
        $this->entityManager = $entityManager;
    }

    public static function getSubscribedEvents()
    {
        return [
                KernelEvents::CONTROLLER => ['initOpenings']
        ];
    }

    public function initOpenings()
    {
    }

}