Re: Object state after persist: consistent with JPA?

From: Andrus Adamchik (andru..bjectstyle.org)
Date: Thu Mar 12 2009 - 11:35:11 EDT

  • Next message: Andrus Adamchik: "Re: Coming from EOF: Cayenne vs Hibernate"

    NEW, IIRC. Would be weird to have it COMMITTED at this point in
    lifecycle. In general if you want to stay on JPA, I'd still recommend
    using a compliant provider. Cayenne's strength is its "classic" API.

    Andrus

    On Mar 12, 2009, at 4:35 PM, Francisco Peredo wrote:

    >
    > Hi!
    >
    > And about the state of an object after you call
    > entityManager.persist(object) with Cayenne... can your offer any
    > insights?...I mean in what state is the object? NEW (as it should to
    > be
    > consistent with Cayenne classic?) or COMMITTED? (to be consistent
    > with JPA
    > as implemented by Hibernate)
    >
    > Does it really need to be COMMITTED to be consistent with JPA? Or is
    > this an
    > abstraction leak in JPA/Hibernate ?
    >
    > Regards,
    >
    > Francisco
    >
    >
    >
    > Aristedes Maniatis wrote:
    >>
    >>
    >> On 12/03/2009, at 9:04 AM, Francisco Peredo wrote:
    >>
    >>> Hi!I really wonder why nobody has built something like Cayenne on
    >>> top of JPA,
    >>> I mean, it should be clear that Cayenne is higher level API that
    >>> offers a
    >>> lot of advantages..
    >>
    >> Andrus has already spent a vast amount of time on moving Cayenne
    >> toward JPA compliance. It is not a goal for 3.0 because other more
    >> important issues are being addressed first. Even though quite a lot
    >> of
    >> JPA already works, as you know with the JSR process, you can't be
    >> 'almost compliant'. Cayenne will only be able to be advertised as JPA
    >> compliant when all the tests pass.
    >>
    >> As for inheritance, Cayenne already supports single table inheritance
    >> and vertical/horizontal are probably only some months away.
    >>
    >> Finally, don't be scared by the 3.0M6 naming. It is certainly stable
    >> enough to be used in production, however there is no guarantee that
    >> the API is finalised. So if you use the milestone you may need to
    >> alter your code slightly for the next milestone.
    >>
    >>
    >> Regards
    >> Ari
    >>
    >> -------------------------->
    >> ish
    >> http://www.ish.com.au
    >> Level 1, 30 Wilson Street Newtown 2042 Australia
    >> phone +61 2 9550 5001 fax +61 2 9550 4001
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    >>
    >>
    >>
    >>
    >
    > --
    > View this message in context: http://www.nabble.com/Coming-from-EOF%3A-Cayenne-vs-Hibernate-tp22463349p22477651.html
    > Sent from the Cayenne - User mailing list archive at Nabble.com.
    >
    >

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