Re: Create dataobjects from classname in a table column

From: Cris Daniluk (cris.danilu..mail.com)
Date: Tue May 31 2005 - 14:37:53 EDT

  • Next message: Andrus Adamchik: "Re: Create dataobjects from classname in a table column"

    >
    > When I do a query or anything that accesses the rows, I would like Cayenne to
    > return the specific implementation of CayenneDataObject listed in the table
    > for that row, instead of the class listed in the xml map file.
    >
    > I've tried various means of getting Cayenne to recognize the child objects
    > without any luck. I don't want to have to edit the xml map file each time we
    > add a new row implementation. Is this sort of thing possible in Cayenne, or
    > totally out of scope of the way it works?
    >

    Check out the inheritence support:

    http://objectstyle.org/cayenne/userguide/dataobjects/dataobjects-inheritance.html

    It's not 100% automatic, but it should work for you.

    Cris

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