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From Maciej Szefler <...@intalio.com>
Subject Re: Content API
Date Mon, 26 Jun 2006 22:49:58 GMT
In the context of recent revisions to the spec the distinction between
query and expression is meaningless. A query language solution is the
expression language solution.
-mbs

On Mon, 2006-06-26 at 13:53 -0600, cory wrote:
> On 6/26/06, Matthieu Riou <matthieu.riou@gmail.com> wrote:
> > Hi Cory,
> >
> > I've been looking at the bpel-content project and had few questions:
> >
> > * What would the "atomic" implementation used for?
> 
> This would be opaque data.  The atomic interaction allows the engine
> to persist non serializable objects by using xstream.  You can also
> assign from atomic(toString) into a DOM.
> 
> > * Do you plan to have other implementations than the DOM/jaxen one?
> 
> We have wraped some proprietary data objects with an Interaction
> implementation.  These proprietry Interaction implementations work
> with he the Jaxen Query implementation, so we haven't implemented any
> other Query types.  Are there any other Query and Interaction
> implementations we would want to support by default?
> 
> I should have mentioned this in the first email.  I was thinking in
> the iapi Content would change to DescribedContent and the engine would
> expose some setters for Query and Interaction implementations.
> 
> Also, something else I didn't mention, these apis are just for the
> BPEL query language, not the BPEL expression language.  I was thinking
> the expression language apis would be part of the engine's process
> context project, although it would have to work in concert with the
> Interaction/Query stuff.  What do you think?
> 
> >
> > Thanks!
> >
> > Matthieu.
> >
> > On 6/21/06, cory <cory.harper@gmail.com> wrote:
> > >
> > > Hello All,
> > >
> > > I've imported a bpel-content project into scratch/ode.  This is a
> > > cleaned up version of what was in the BPE.  There is also a default
> > > impl and a few unit tests.  Comments please...
> > >
> > > -cory
> > >
> >
> >


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