[hibernate-dev] Hibernate ORM and Java 8 usage

[andrea boriero]

I'm not against the use of Java 8 letting AnimalSniffer guarding for
compatibility,
but I understand this can cause some problems so I'm ok with removing Java
8 usage from tests.

On 12 January 2016 at 10:07, Gunnar Morling <gunnar at hibernate.org> wrote:

> @Vlad, what Java 8 syntax specifically are you using in the user guide
> tests (examples?)?
>
> I like the idea of using a current syntax in usage examples, to give
> the guide a current look and show that our APIs play well with current
> Java versions (while staying compatible with older ones).
>
>
>
> 2016-01-12 10:51 GMT+01:00 Sanne Grinovero <sanne at hibernate.org>:
> > +1 for Vlad's proposal to use the same JDK for tests and main code in
> > a given module.
> >
> > Infinispan requires Java8 at runtime too, so that module should be the
> > only one to use Java8?
> >
> > On 12 January 2016 at 07:55, Vlad Mihalcea <mihalcea.vlad at gmail.com>
> wrote:
> >> I used Java 8 syntax in the User Guide tests as I remembered that tests
> can
> >> use it, but I also agree that this is a rather strange move.
> >> Since we need to support Java 1.6, maybe it's a better idea to use the
> >> latest JDK just in the modules where we have no other choice.
> >> For testing, I think that 1.6 is just fine and I could easily change
> those
> >> tests to remove the 1.8 dependency.
> >>
> >> So I vote for using the same JDK for both main and test in a particular
> >> module.
> >>
> >> Vlad
> >>
> >> On Mon, Jan 11, 2016 at 11:35 PM, Steve Ebersole <steve at hibernate.org>
> >> wrote:
> >>
> >>> The former.  People commit things that already assume the move to Java
> 8
> >>> locally to build (and test).  But at the moment we have not formalized
> >>> that, and so that causes problems when we import into an IDE - the
> imported
> >>> IDE project is built for 1.6 compliance and so everything we try in
> the IDE
> >>> fails.
> >>>
> >>> On Mon, Jan 11, 2016 at 3:33 PM Gunnar Morling <gunnar at hibernate.org>
> >>> wrote:
> >>>
> >>> > Hey,
> >>> >
> >>> > > or we move to Java 8 and rely on
> >>> > > AnimalSniffer to make sure we are still compatible.
> >>> >
> >>> > WDYM by "move to Java8" exactly? Requiring it at Hibernate's build
> >>> > time, or also at runtime in user apps?
> >>> >
> >>> >
> >>> > 2016-01-11 19:49 GMT+01:00 Steve Ebersole <steve at hibernate.org>:
> >>> > > The use of Java 8 features in Hibernate ORM is starting to expand.
> >>> > Luckily
> >>> > > it is still constrained to just tests.
> >>> > >
> >>> > > However these usages make development in an IDE more and more
> >>> difficult.
> >>> > > Previously this was isolated to hibernate-infinispan.  Now[1] this
> has
> >>> > > crept into hibernate-entitymanager.  We need to have a plan here.
> >>> Either
> >>> > > we stop using Java 8 anywhere, or we move to Java 8 and rely on
> >>> > > AnimalSniffer to make sure we are still compatible.
> >>> > >
> >>> > > Votes?  Other options?
> >>> > >
> >>> > > [1]
> >>> > >
> >>> >
> >>>
> https://github.com/hibernate/hibernate-orm/commit/c2ece0108ed52d5e3a227ed0150cfb5cb1a76101
> >>> > > _______________________________________________
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> >>> > > https://lists.jboss.org/mailman/listinfo/hibernate-dev
> >>> >
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