class CertificateServiceImpl implements ICertificateService {

    @Override
    @Transactional
    public CertificateDTO save(CertificateDTO certificateDTO) {
        Certificate certificate = tranformer.certificateDTOToEntity(certificateDTO);
        return tranformer.certificateEntityToDTO(repository.save(certificate));
    }

    public  CertificateServiceImpl();

}