public IUnitOfWorkCompleteHandle Begin(UnitOfWorkOptions options) { options.FillDefaultsForNonProvidedOptions(_defaultOptions); var outerUow = _currentUnitOfWorkProvider.Current; if (options.Scope == TransactionScopeOption.Required && outerUow != null) { return(new InnerUnitOfWorkCompleteHandle()); } var uow = _iocResolver.Resolve <IUnitOfWork>(); uow.Completed += (sender, args) => { _currentUnitOfWorkProvider.Current = null; }; uow.Failed += (sender, args) => { _currentUnitOfWorkProvider.Current = null; }; uow.Disposed += (sender, args) => { _iocResolver.Release(uow); }; uow.Begin(options); _currentUnitOfWorkProvider.Current = uow; return(uow); }