[hibernate-dev] OGM on WildFly11 ...

[Steve Ebersole]

As I outlined in my reply, as things stand accepting a String or Class or
instance causes a lot of internal code duplication that I'd obviously like
to avoid.  I'd be ok with this if we made RegionFactory convention to not
accept ctor args.


On Wed, Oct 21, 2015 at 9:49 AM Sanne Grinovero <sanne at hibernate.org> wrote:

> Hi Scott,
> I would prefer to have ORM accept instances, and so not need the
> bi-directional dependency across modules.
>
> Hibernate OGM already bundles/depends on some ORM classes but it would
> be much better for everyone if we could keep flexibility about which
> versions exactly.
>
> Regarding 2LC: is the RegionFactory the only thing which is currently
> being injected as classname rather than instance?
> If so I think this would be acceptable for a first preview version,
> but I'd still prefer we could clean that up soon.
>
> In terms of module dependencies: Jipijapa/OGM should depend on a (user
> selectable) slot of Hibernate OGM. The Hibernate OGM module will
> export the dependency of Hibernate ORM which it targets, so the
> Jipijapa/OGM module would not need to depend directly on any ORM
> module.
>
> Thanks,
> Sanne
>
>
>
> On 21 October 2015 at 15:14, Scott Marlow <smarlow at redhat.com> wrote:
> > Hi,
> >
> > After our discussion last week about improving OGM use on WildFly (by
> > adding a Jipijapa integration adapter for OGM), I wanted to share some
> > feedback.
> >
> > A few years ago, we decided that having a 1-1 (bidirectional) dependency
> > between ORM + the Jipijapa adapter was okay. With OGM, we need to
> > discuss again.  I think that our choices are to update ORM properties
> > that identify class names, to also allow a class instance to be
> > specified.  This doesn't have to be all ORM integration properties but
> > likely should include the ones currently set by Jipijapa.
> >
> > hibernate.cache.region.factory_class is currently used by Jipijapa to
> > specify the name of the cache region factory class name. I think this
> > implies that the Hibernate ORM classloader will need access to the
> > Jipijapa supplied class (as mentioned above). Currently, in WildFly 10,
> > the ORM module (org.hibernate:main) depends on the
> > org.hibernate.jipijapa-hibernate5:main module to resolve this class.
> >
> > Some alternatives to changing hibernate.cache.region.factory_class to
> > allow a class to be specified:
> >
> > 1.  OGM could bundle the ORM classes or depend on a duplicate ORM module
> > (with a dependency on a jipi_ogm module).
> >
> > 2.  OGM could avoid using the 2lc on WildFly.
> >
> > Any preferences or suggestions?
> >
> > Scott
> > _______________________________________________
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