private LearnerDataRetrievalService NewService(
     IUkprnsMapper ukprnsMapper = null,
     ILearnRefNumberMapper learnRefNumberMapper = null,
     ILearnerReferenceDataRepositoryService learnerReferenceDataRepositoryService = null)
 {
     return(new LearnerDataRetrievalService(ukprnsMapper, learnRefNumberMapper, learnerReferenceDataRepositoryService));
 }
 public LearnerDataRetrievalService(
     IUkprnsMapper ukprnsMapper,
     ILearnRefNumberMapper learnRefNumberMapper,
     ILearnerReferenceDataRepositoryService learnerReferenceDataRepositoryService)
 {
     _ukprnsMapper         = ukprnsMapper;
     _learnRefNumberMapper = learnRefNumberMapper;
     _learnerReferenceDataRepositoryService = learnerReferenceDataRepositoryService;
 }