NullHandler.php

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<?php

declare(strict_types=1);

namespace ILIAS\MetaData\OERHarvester\RepositoryObjects;

class NullHandler implements HandlerInterface
{
    public function referenceObjectInTargetContainer(int $obj_id, int $container_ref_id): int
    {
        return 0;
    }

    public function getObjectReferenceIDInContainer(int $obj_id, int $container_ref_id): ?int
    {
        return null;
    }

    public function isObjectDeleted(int $obj_id): bool
    {
        return false;
    }

    public function deleteReference(int $ref_id): void
    {
    }

    public function getTypeOfReferencedObject(int $ref_id): string
    {
        return '';
    }
}