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From Aristedes Maniatis <>
Subject Re: Cayenne 2.0: obtaining a shared DataContext
Date Sat, 27 Oct 2007 23:35:07 GMT

On 28/10/2007, at 6:25 AM, Marc A. Donis wrote:

> but that didn't seem to do the trick.  I get an exception  
> indicating that I am not allowed to create a reference between  
> objects in two different DataContexts.  Clearly, this is true...  
> unless one of the DataContexts is a shared DataContext (at least,  
> that's how it works in EOF).
> What is the right way to obtain a shared DataContext?  Or am I  
> going about this all wrong?

There is no special 'shared context' like in EOF. You will have to  
copy the objects you want to the working context first using  
DataContext.localObject(). I agree it would be a neat feature, but  
not currently available.

Ari Maniatis

Aristedes Maniatis
phone +61 2 9660 9700
PGP fingerprint 08 57 20 4B 80 69 59 E2  A9 BF 2D 48 C2 20 0C C8

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