Initializing both Fluent NHibernate and NHibernate Validator

gistfile1.cs

private static ISessionFactory ConfigureNHibernate(IPersistenceConfigurer databaseConfigurer, 
													out ValidatorEngine validatorEngine, 
													NHibernate.Cfg.Configuration cfg)
{
    ValidatorEngine ve = null;
    var factory =  Fluently.Configure(cfg)
        .Database(databaseConfigurer)
        .Mappings(m => m.FluentMappings.AddFromAssemblyOf<PatientMap>())
        .ExposeConfiguration(c =>
                                 {
                                     ve = ConfigureValidator(c);
                                     c.SetProperty("adonet.batch_size", "5");
                                     c.SetProperty("generate_statistics", "true");
                                 })
        .BuildSessionFactory();

    validatorEngine = ve;
    return factory;
}

private static ValidatorEngine ConfigureValidator(NHibernate.Cfg.Configuration nhibernateConfiguration)
{
    
    NHibernate.Validator.Cfg.Environment.SharedEngineProvider = new SharedValidatorProvider();
    var nhvc = new NHVConfiguration();
    nhvc.Properties[NHibernate.Validator.Cfg.Environment.ApplyToDDL] = "true";
    nhvc.Properties[NHibernate.Validator.Cfg.Environment.AutoregisterListeners] = "true";
    nhvc.Properties[NHibernate.Validator.Cfg.Environment.ValidatorMode] = "UseAttribute";

    var ve = new ValidatorEngine();
    ve.Configure(nhvc);  
    ValidatorInitializer.Initialize(nhibernateConfiguration, ve);
    return ve;
}