protected virtual void InitializeValidation()
{
validationEngine = new ValidatorEngine();
var configuration = new FluentConfiguration();
foreach (var prov in MappingProviders)
{
configuration.Register(prov.FluentMappings.ValidationDefinitions());
}
configuration.SetDefaultValidatorMode(ValidatorMode.UseAttribute);
validationEngine.Configure(configuration);
currentConfiguration.Initialize(validationEngine);
}