RE: [xsl] Design question

["Michael Kay" <michael dot h dot kay at ntlworld dot com>]

> I'm attempting to use XSL to transform XML to XML.  The 
> problem is that 
> some child elements in the original XML are "attributes" of 
> the new XML 
> element, whereas other child "elements" are actually new 
> child elements. 
> That is:
> 
> BEFORE:
>      <test type="positive" name="Test 1">
>          <param name="p1">123</param>
>          <param name="date1">July 9</param>
>          <param name="p2">false</param>
>      </test>
> 
> AFTER:
>      <da:Positive name="Test 1" p1="123" p2="false">
>         <da:Date number="1" value="July 9"/>
>      </da:Positive>
> 
> (Notice that p1 and p2 become attributes of the new element, 
> but date1 
> becomes a new child element.)
> 
>  From what I can tell, I need to accomplish the equivalent of the 
> following, but haven't been able to come up with the way to do it:
> 
> (1) Iterate through all original <param>s. For each <param> that will 
> become an attribute, do <xsl:attribute>. For each <param> 
> that will become 
> a child element, store it off to the side in a node set of some sort.
> 
> (2) When the iteration is complete, iterate through the node 
> set built in 
> (1), and do <xsl:element> on each.
> 

A simpler approach is to iterate through the original params twice; the
first time, select those that will become attributes, the second time,
select those that will become child elements.

Michael Kay
Software AG
home: Michael.H.Kay@ntlworld.com
work: Michael.Kay@softwareag.com 


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