public EntityFrameworkDbContextFactory(IServiceTypeHarvester serviceTypeHarvester, IEnumerable<IEntityFrameworkDataServicesProvider> dataServicesProviders, IEnumerable<IMapping> mappings, ShellBlueprint shellBlueprint)
        {
            _serviceTypeHarvester = serviceTypeHarvester;
            _dataServicesProviders = dataServicesProviders;
            _mappings = mappings;
            _recordBlueprints = shellBlueprint.GetRecords();
            _shellSettings = shellBlueprint.Settings;

            Logger = NullLogger.Instance;
        }