Stefan, thanks for you tips
2009/7/14 Stefan Steinegger <[email protected]> > > Note that you only get the old values if they have ever loaded into > the session. This is important when working with detached instances. I > had a hard time to figure this out and write the application that it > works. > > - Use Get or any query to get the instance into the session and > change properties > - After changing a detached instance (eg. in the client), use Merge > to put it back into the session. > - Using Save is always safe :-) > - Update and SaveOrUpdate does not provide old values! (NH does not > need a DB roundtrip and just performs an update, the old value is > never retrieved.) > > > On 14 Jul., 20:47, Paulo Quicoli <[email protected]> wrote: > > thanks!!! I will try to implement that > > > > 2009/7/14 Belvasis <[email protected]> > > > > > > > > > Yes i wanted to write Post* sry :) > > > > > Am 14.07.2009 um 19:50 schrieb Fabio Maulo <[email protected]>: > > > > > Post* listeners > > > > > 2009/7/14 Belvasis < <http://belvasis.de>belvasis.de@< > http://googlemail.com> > > > googlemail.com> > > > > >> The Pre* Event Listeners enable you to exactly do what you want. Since > > >> you will get the old and new values of the entities properties as > > >> parameters, you can easily save them using another entity. > > > > >> Am 14.07.2009 um 19:36 schrieb Paulo Quicoli < < > [email protected]> > > >> [email protected]>: > > > > >> > Hi friends, > > > > >> > I´m needinng here an audit mechanism. But log will be persited in ot > > >> > her table. For example, if i change an object Order, > > >> > the log about old properties values and new old values will be in a > > >> > table "LOG".... > > >> > Doing some "google" i found a link from Ayend about > > >> > IPreUpdateEventListener and IPreInsertEventListener. > > > > >> > Is there a way to use them to insert that log in other table... see, > > >> > i need to know what changed... not only date/time... > > > > >> > Also, googling... i didn't find anything about deleting events.... > > > > >> > Thanks friends!!!!!! > > > > >> > -- > > >> > Paulo R. Quicoli > > > > >> > Editor Técnico - ClubeDelphi Magazine - DevMedia > > > > > -- > > > Fabio Maulo > > > > -- > > Paulo R. Quicoli > > > > Editor Técnico - ClubeDelphi Magazine - DevMedia > > > -- Paulo R. Quicoli Editor Técnico - ClubeDelphi Magazine - DevMedia --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
