Re: nested context status

From: Cris Daniluk (cris.danilu..mail.com)
Date: Wed Sep 28 2005 - 11:34:35 EDT

  • Next message: Andrus Adamchik: "Re: CayenneDataObject#setDataContext()"

    On 9/27/05, Andrus Adamchik <andru..bjectstyle.org> wrote:
    > I had a breakthrough with nested contexts last week - we can use the
    > same mechanism that we use for communication between contexts in the
    > multi-tier environment. This sounds obvious, but it wasn't until all
    > the main pieces got in place. I tentatively called this mechanism OPP
    > (for "Object Persistence Protocol"):
    >
    > http://cvs.sourceforge.net/viewcvs.py/cayenne/cayenne/src/cayenne/
    > java/org/objectstyle/cayenne/opp/
    >

    I actually assumed from the beginning that it was no coincidence that
    both of these features were being done in the same version of Cayenne
    :)

    > So we have a plan and 70% of the implementation, but there is still
    > more than a few loose ends. Main one is reconciling DataContext with
    > ObjectContext API (including a common EntityResolver and ObjectId/
    > GlobalID mismatch), but also there are parent-to-children
    > notifications that are still missing from OPP.

    If I can help, I'd be happy to - though it sounds at this point like I
    wouldn't be helpful, as I have not followed the ObjectContext's
    maturing process much.

    Cris



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