RE: [xsl] Find node-set from string

Subject: RE: [xsl] Find node-set from string
From: "Michael Kay" <mike@xxxxxxxxxxxx>
Date: Wed, 29 Nov 2006 14:20:49 -0000
> My purpose is to convert between different XSD/XML formats by 
> means of a mapping file generated from a database (i.e. a 
> reference data library), hence the data from the input file 
> shall be transformed to corresponding elements in the output 
> file according to defined criterias. The mapping file itself 
> can be constructed as needed from the db output.
> So far it seems to be easiest to store the "full path" 
> (A/B/C) of the data elements in db, and map between them like:
>   <mappings>
>     <map>
>       <format_1>message/header/from</format_1>
>       <format_2>notification/originator</format_2>
>     </map>

How are you planning to handle namespaces?

I can see how you would use this to rename elements, if format_2 were a
simple element name. I can't see how you intend to use the full path in

> Q2: Are there better strategies / methods for solving this 
> kind of problem?
> (Not limited to what's sketched above.)

I think that for this kind of problem, generating a stylesheet might be a
better approach than saxon:evaluate. It ends up being more extensible if you
want to add features like translating data values or grouping adjacent

Come to my talk at XML 2006 next week on meta-stylesheets...

Michael Kay

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