Re: DataContext.localObject() on uncommitted objects

From: Andrus Adamchik (andru..bjectstyle.org)
Date: Wed Jul 19 2006 - 15:04:48 EDT

  • Next message: Mike Kienenberger: "Re: DataContext.localObject() on uncommitted objects"

    I can confirm - it's a bug. I just fixed it on 1.2 branch; will
    commit the fix to HEAD shortly.

    http://issues.apache.org/cayenne/browse/CAY-601

    Andrus

    On Jul 19, 2006, at 11:55 AM, Øyvind Harboe wrote:

    > Is it supported to pass an ObjectId for an uncommitted
    > CayenneDataObject (i.e. where getObjectId().isTemproary()==true) to
    > DataContext.localObject()?
    >
    >
    > The reason I ask, is that I'm struggling with the exception below.
    >
    > The scenario as best as I can tell is:
    >
    > - Create a new CayenneDataObject
    > - Create a child context
    > - Transfer the newly created CayenneObject to the childcontext using
    > DataContext.localObject() (I haven't tried creating the
    > CayenneDataObject in the child)
    > - modify the CayenneDataObject in the child context
    > - commitToParent on the child context
    > - At this point I create a new child datacontext and transfer the same
    > CayenneDataObject to the child using localObject()
    > - At this point the readProperty() on the object causes the
    > exception below
    >
    >
    > org.objectstyle.cayenne.CayenneRuntimeException
    > Temporary id can't be used in RelationshipQuery: <ObjectId:TreatCost,
    > TEMP:000000791D3C010B>
    > unlabeledMessage: Temporary id can't be used in RelationshipQuery:
    > <ObjectId:TreatCost, TEMP:000000791D3C010B>
    > Stack Trace:
    >
    > * org.objectstyle.cayenne.query.RelationshipQuery.<init>
    > (RelationshipQuery.java:112)
    > * org.objectstyle.cayenne.access.DataContextFaults
    > $ToOneFault.doResolveFault(DataContextFaults.java:139)
    > * org.objectstyle.cayenne.access.DataContextFaults
    > $ToOneFault.resolveFault(DataContextFaults.java:117)
    > * org.objectstyle.cayenne.CayenneDataObject.readProperty
    > (CayenneDataObject.java:245)
    >
    >
    > --
    > Øyvind Harboe
    > http://www.zylin.com
    >



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