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 isObjectDeleted(int $obj_id): bool
    {
        return false;
    }
 
    public function deleteReference(int $ref_id): void
    {
    }
 
    public function getTypeOfObject(int $obj_id): string
    {
        return '';
    }
 
    public function isReferenceInContainer(int $ref_id, int $container_ref_id): bool
    {
        return false;
    }
 
    public function doesReferenceExist(int $ref_id): bool
    {
        return false;
    }
 
    public function isOnlyReference(int $ref_id): bool
    {
        return false;
    }
}