Are you using Castor or Entity Bean CMP for your persistence?
The articles listed here:
http://castor.exolab.org/presentations.html
and here:
http://www.brainopolis.com/castorwiki/Wiki.jsp?page=Articles
should help with Castor.
If you're using Entity Bean CMP, then you might want to check Sun's website for the J2EE/EJB tutorial.
On Mon, Jul 07, 2003 at 04:21:42PM +0100, Paulo Lopes wrote: > Hi, > > i'm trying to develop some ejb app using openejb 0.9.2 but i'm having > some trouble using the one-to-many relationship. I'd like to create some > kind of log whenever any object changes, for that i've an entity object > called AuditingBean, and i'd like instantiate one whenever i create any > other object. > > For that i try to create it in the ejbCreate() method of the all other > objects, the problem is that the AuditingBean ejbCreate looks like this: > ejbCreate(UserBean user), i set the UserBean with the parameter value, > but i always get an exception, because, the database user_id field value > that opnejeb tryed to insert is null, instead of the id from UserBean... > > Where can i find any CMP samples that have relationShips with tables? > the CMP example only had one table, so i can' figure out what i'm doing > wrong... > > Thanks, > Paulo Lopes
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