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Subject: Re: Is OpenJPA 2.4.0 is released or not
From: Mark Struberg <struberg@yahoo.de>
In-Reply-To: <2FFAFD73C8FCEA4FB07C5E997664B1A03A56206E@HMS11.hm.local>
Date: Wed, 30 Sep 2015 20:41:08 +0200
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References: 
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To: users@openjpa.apache.org

Hi Henno,=20
big thanks for doing the tests and also for giving us the feedback!
We also use 2.4.0 in production already without any issues - well, at =
least without any regressions ;)

LieGrue,
strub


> Am 21.09.2015 um 09:44 schrieb Henno Vermeulen =
<henno@huizemolenaar.nl>:
>=20
> The documentation does list 2.4.0 as a release so I think they just =
forgot to update the downloads page!
> I'm no OpenJPA committer, perhaps they can give the "official" answer, =
but here's our practical answer:
>=20
> We are using OpenJPA for a few years now. I can confirm from our =
experience that the enhancer for OpenJPA 2.3.0 is not able to enhance =
classes that are compiled with Java 8. It should be possible to compile =
with Java 7 and use a Java 8 runtime, but we haven't tried this.
>=20
> We have been using 2.4.0 with Java 7 in production (around 20 users) =
for quite a few months. We have very thorough tests that use OpenJPA and =
the actual database. All of them were passing on 2.3.0 and Java 7 and =
are now passing on 2.4.0 with either Java 7 or 8, so for us there are no =
new bugs in 2.4.0 on top of Java 8.
>=20
> We actually started using Java 8 in production since this weekend, due =
to extensive testing I'm confident everything works fine. I can't yet =
say whether lambdas inside entities are working correctly, but I don't =
see why they shouldn't.
>=20
> In short: I would say it's safe to use OpenJPA 2.4.0 and it won't be a =
barrier to adopt Java 8.=20
> If you encounter other barriers for Java 8 adoption, consider =
compiling with Java 7 but running with a recent Java 8 JRE.=20
>=20
> Henno Vermeulen
>=20
> -----Oorspronkelijk bericht-----
> Van: Talden [mailto:talden@gmail.com]=20
> Verzonden: vrijdag 18 september 2015 5:00
> Aan: users@openjpa.apache.org
> Onderwerp: Is OpenJPA 2.4.0 is released or not
>=20
> OpenJPA 2.4.0 appears to be available on MavenCentral (Dated =
2015-04-20)
>=20
> =
http://search.maven.org/#artifactdetails|org.apache.openjpa|openjpa|2.4.0|=
bundle
>=20
> In mailing list archives there's a call to vote (With votes up to
> 2015-04-24)
>=20
> =
http://openjpa.208410.n2.nabble.com/VOTE-Release-Apache-OpenJPA-2-4-0-tt75=
87965.html#none
>=20
> But on the OpenJPA apache site the releases include only 2.3.0
>=20
>=20
> Is 2.4.0 officially released?
>=20
> Is the April 20th 2015 artefact in Maven Central (that pre-dates the =
vote) a safe and valid build for production purposes?
>=20
> Am I correct that this version is required to enhance classes in a =
Java8 runtime? A Java8 migration is highly desirable but wonder if =
OpenJPA will be a barrier.
>=20
> If 2.4.0 was not officially released, is there a release coming?
>=20
> --
> Aaron Scott-Boddendijk