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Subject Re: Will reversemappingTask() generate EJB3 annotations?
Date Fri, 25 May 2007 22:47:58 GMT
Re generics: that's a missing feature. The code generator predates
Java 5. Probablyyou can use the JavaVersions class to decide whether
to do generics or not.

Re interface changes: enhance away!


On 5/23/07, Gokhan Ergul <> wrote:
> Patrick Linskey wrote:
> >> Would you guys be interested in getting donations in that area?
> >
> > Certainly!
> >
> >> We do have our homegrown solution that does that (along with some other
> >> goodies as well). It's currently based on our metadata representation
> >> reverse-engineered from the database schema, it'd be nice (read: more
> >> flexible and maintainable) to have it based on openjpa metadata and
> >> integrated in openjpa itself for the community to use.
> >
> > The basics could be implemented as a new subtype of
> > ReverseMappingTool.ReverseCodeGenerator that did more intelligent
> > things in the various field / method generators; ideally, we'd want to
> > provide options for things like leaving ORM metadata in XML but
> > putting @Entity and @Id etc. in classes, and obviously the ability to
> > not write any XML at all and put everything in annotations instead.
> Finally had some time to look into this. Quick question: it seems we
> don't support generic collections for "to-many" relations while
> generating code --is that deliberate or just a missing feature I could add?
> About subtyping ReverseMappingTool.ReverseCodeGenerator: it goes a bit
> beyond that. To generate class annotations, I'll need to mess around
> with  openjpa-kernel/.../enhance/CodeGenerator, at the least promote
> getClassCode(String packageDec, String imports, ...) method from private
> to protected --least impact, but hardly an elegant solution. Is it ok if
> I make a few enhancements there (obviously preserving existing behaviour)?
> Gokhan.

Patrick Linskey
202 669 5907

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