For an enum with a description I prefer the Ken's solution. http://nhforge.org/wikis/howtonh/persisiting-described-enums.aspx
<http://nhforge.org/wikis/howtonh/persisiting-described-enums.aspx>For something more complex I prefer my solution: http://fabiomaulo.blogspot.com/2009/08/from-db-to-ram-wellknowinstancetype.html <http://fabiomaulo.blogspot.com/2009/08/from-db-to-ram-wellknowinstancetype.html> public class CountryType : WellKnowInstanceType<Country> { public CountryType() : base(new Countries(), (e, k) => e.Id == k, e => e.Id) {} } 2009/8/3 Dmitiry Nagirnyak <[email protected]> > Hi, > > I'm sure it should be simple. How can I assign property (lookup value) > without a DB roundtrip to obtain ID of the lookup? > > // THIS IS WHAT I USED TO DO > address.Country = Session.Get<Country>(14); > > // THIS IS WHAT DO NOW > address.Country = PredefinedCountries.Australia; > > The last approach work ONLY if the Country has not been loaded into > Session. NonUniqueObjectException is thrown. > > So I have to Evict the object first or just load the actual object (using > the approach 1). > > How can I avoid doing Evict in this case? > > And yes, I did override Equals and GetHashCode (even == operators). > > I saw custom user type approach: > http://www.lostechies.com/blogs/jimmy_bogard/archive/2008/08/12/enumeration-classes.aspx > But it is overkill for my need. > > Cheers, > Dmitriy. > > > > -- Fabio Maulo --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "nhusers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/nhusers?hl=en -~----------~----~----~----~------~----~------~--~---
