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From "Håkon Sagehaug" <Hakon.Sageh...@bccs.uib.no>
Subject Re: Assigning multiple values in bpel
Date Tue, 18 Nov 2008 15:24:23 GMT
Hi

Thanks for the tip, I'll have a look there.

ode:insert-after($parent, $parent/child::node(), $siblings)

here sibleing is the element you want to insert, correct?

Håkon



2008/11/18 Matthieu Riou <matthieu@offthelip.org>

> On Mon, Nov 17, 2008 at 8:31 AM, Håkon Sagehaug
> <Hakon.Sagehaug@bccs.uib.no>wrote:
>
> > Hi all,
> >
> > I've got a bpel process that can invokes a web service that give eihter 1
> > or
> > many values back for the same element, the element is defined like this
> >
> > <xsd:element ref="wlm:ReferenceId"
> >                            maxOccurs="unbounded" />
> >
> > and will look something like this when
> >
> > <?xml version="1.0" encoding="UTF-8"?>
> > <ReferenceId xmlns="http://bccs.uib.no/esysbio/workflow/launcher/types">
> > <RefId xmlns="">865</RefId>
> > </ReferenceId>
> > <ReferenceId xmlns="http://bccs.uib.no/esysbio/workflow/launcher/types">
> > <RefId xmlns="">867</RefId>
> > </ReferenceId>
> > <ReferenceId xmlns="http://bccs.uib.no/esysbio/workflow/launcher/types">
> > <RefId xmlns="">869</RefId>
> > </ReferenceId>
> >
> > Then I need to take these and put each of them into another element like
> > this
> >
> > <ReferenceId2 xmlns="http://bccs.uib.no/esysbio/workflow/launcher/types
> ">
> > <RefId2 xmlns="">865</RefId2>
> > </ReferenceId2>
> > <ReferenceId2 xmlns="http://bccs.uib.no/esysbio/workflow/launcher/types
> ">
> > <RefId2 xmlns="">867</RefId2>
> > </ReferenceId2>
> >
> > and call another ws with these element,so when I want to assign the
> values
> > to new elements, should I wrapp it all inside a for loop so that each
> > element is added to the next service request message. And how should this
> > for loop look like, pretty new to bpel. I use the eclipse designer and
> ode
> >
>
> While it is possible in BPEL to loop over a "list" of nodes (a nodeset),
> because of the way assignment has been designed it isn't possible to create
> new lists. This is a known problem with the specification and the way it
> worked around it is by introducing the doXslTransform XPath function that
> lets you execute any XSL stylesheet. Using that function would be one
> solution to your problem.
>
> Because not everybody likes XSL (it's an understatement) we've added other
> utility XPath functions to make the type of transformation you're looking
> at
> easier. So you'll probably need to loop in your process and use something
> like the insert-as-last-into function:
>
> http://ode.apache.org/xpath-extensions.html
>
> Hope this helps,
> Matthieu
>
>
> >
> >
> > cheers, Håkon
> >
> > --
> > Håkon Sagehaug, Software Developer
> > Parallab, Bergen Center for Computational Science (BCCS)
> > UNIFOB AS (University of Bergen Research Company)
> >
>



-- 
Håkon Sagehaug, Software Developer
Parallab, Bergen Center for Computational Science (BCCS)
UNIFOB AS (University of Bergen Research Company)

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