*/ public function findByHomework(HomeworkId $homeworkId, TenantId $tenantId): array; /** @return array */ public function findByTenant(TenantId $tenantId): array; /** * Returns the set of homework IDs that have at least one exception. * * @return array Homework IDs as strings */ public function homeworkIdsWithExceptions(TenantId $tenantId): array; }