RE: [Xmltask-users] How to accumulate a buffer from multiple elements in a list?

[Karr, D. <dav...@wa...>]

I haven't finished testing this yet, but it occurs to me that adding a
"debug" or "print" subtask to print out buffers would be handy for
debugging.

> -----Original Message-----
> From: Brian Agnew [mailto:br...@oo...]=20
> Sent: Sunday, June 12, 2005 9:03 AM
> To: Karr, David
> Cc: xml...@li...
> Subject: Re: [Xmltask-users] How to accumulate a buffer from=20
> multiple elements in a list?
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> I would suggest (but haven't tried) using the insert task and the=20
> position=3D"after" attribute. Note that xmltask won't perform text=20
> appending, but is able to place text nodes after one another.=20
> Thus (in=20
> the DOM model) you'd get:
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> text node "stuff"
> text node " "
> text node "more stuff"
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> and on document output you should get what you want.
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> Brian
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> Karr, David wrote:
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> >I have two XML files.  One I'm reading (call it "foo"), and=20
> the other=20
> >I'm reading and writing (call it "bar").
> >
> >File "foo" has a "list" element like this:
> >
> >  <list>
> >   <item>stuff</item>
> >   <item>morestuff</item>
> >  </list>
> >
> >As one of the things I have to do in "bar", I have to add an element=20
> >whose value is "stuff morestuff" (all of the "item" values=20
> concatenated=20
> >with a space between them).  I tried to put together the=20
> pieces to do=20
> >this, but I'm not seeing how to do it.
> >
> >I thought perhaps this would require using the "copy" subtask with=20
> >append=3D"true", specifying a path that include all the list items.  =
I=20
> >wasn't sure what this would put between each value (probably=20
> nothing,=20
> >which would be a problem), but in any case, it didn't work=20
> at all.  The=20
> >resulting value was only the first element in the list.  It=20
> didn't get=20
> >anything past the first one.
> >
> >I also tried using a "call" subtask.  This would send each=20
> value to the=20
> >target, but I'm not sure what I can do with the value at=20
> that point.  I=20
> >tried using an xmltask with an anonymous sourcebuffer (just ".") and=20
> >writing to a buffer to accumulate the contents, but I got some error=20
> >about "Cannot use multiple buffer nodes as an input source".
> >
> >
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> > =20
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>=20
> --=20
> Brian Agnew                  http://www.oopsconsultancy.com
> OOPS Consultancy Ltd         brian @ oopsconsultancy.com
> Tel: +44 (0)7720 397526
> Fax: +44 (0)20 8682 0012
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