Thanks for the answer, but it didn't work :( I've tried many solutions, but it seems that I cannot update/save any entities to the session in the Pre/Post events.
On Jan 12, 4:29 pm, Valeriu Caraulean <[email protected]> wrote: > And for us it worked using IPost... events. > Hope this helps... > > > > On Tue, Jan 12, 2010 at 2:50 PM, Henning <[email protected]> wrote: > > Hi > > > After a few looong days and a lot of searching I thought I'd try to > > get some help here. > > > On a few of our entities we need to perform an audit and log the dirty/ > > changed fields in a separate table. > > I've seen that some people here have asked the same question, but no > > answer seem to work. > > > What I need to do is to add a new row to the table with the following > > info: > > entity id, > > event type > > property name > > old value > > new value > > user > > > Please note that this is not the regular audit info that Ayende > > blogged about, where you insert ModifiedBy, ModifiedDate etc. > > > Almost everything works perfectly. I'm able to retrieve the dirty > > values, create the audit entity, but the problem is in the saving of > > those entities. > > I'm using IPreUpdateEventListener and have also tried > > IPostUpdateEventListener, but to no avail. Session does not save the > > new entities at all, and throws no exception. > > The code I'm trying is as follows: > > > public bool OnPreUpdate(PreUpdateEvent updateEvent ) > > { > > var entity = updateEvent.Entity as ApprovedClaim; > > if (entity == null) > > return false; > > > var session = updateEvent.Session; > > var history = new EntityHistory > > (entity.Id,EventType.Update, "propname", "2", "3", null); > > > session.Save(history); > > > return false; > > } > > > If I can't get it to work I seriously have to consider using DB > > triggers, but I'd rather use NH's capabilities. > > > Anybody have a clue on what's going on here? > > > -- > > 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]<nhusers%[email protected]> > > . > > For more options, visit this group at > >http://groups.google.com/group/nhusers?hl=en.
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