Re: parent object of DataObject

From: Jürgen Saar (jsaa..eb.de)
Date: Fri Jun 24 2005 - 08:52:20 EDT

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    Hi Andrus,

    no, ...

    as ORM, cayenne generates an object-tree.
    In traditional tree-Objects every node
    has an information about its parent object.

    If I'm within a relation, this could be found via the reverse-relation.
    My Problem is, that within the DataObject I have no Information
    about the place in hierchie in the actual Xobject.

    I don't know if it's the root-object or in a relation
    what would be helpful in the validate or something like this.

    I solved the problem with an enhanced DataObject
    and a special List for the Relation-Objects,
    but wanted to be sure that haven't overlooked
    someting in cayenne doku.

    ---Juergen---

    cayenne-use..bjectstyle.org schrieb am 23.06.05 15:49:32:
    >
    >
    > Hi Juergen,
    >
    > Looks like what you are looking for is bi-directional object
    > relationships. Or is this something else?
    >
    > Andrus
    >
    > On Jun 23, 2005, at 2:33 AM, Jürgen Saar wrote:
    >
    > > Hi,
    > >
    > > is there a way to find out,
    > > what parent object belongs to my DataObject?
    > >
    > > Sometimes it would be helpful to know
    > > where within the object-tree my actual
    > > DataObject belongs.
    > >
    > >
    > > Thanx
    > > ---Juergen---

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