Re: [xsl] Extracting the grouping from a flat structure

[Peter Wyngaard <peter@xxxxxxxxxxxx>]

Kev --

I'm using xalan-j-2.6.0.  Thanks!

Peter

On Dec 9, 2004, at 4:25 AM, Kevin Jones wrote:

> On Wednesday 08 December 2004 00:52, Peter Wyngaard wrote:
> > Kev --
> >
> > Wow.  That's quite a solution.  I did not know about the
> > node-set function, which is available in xalan as
> > 'xalan:nodeset'.  When you had described the two-pass
> > solution, I was thinking about piping two XSL transforms
> > together (i.e., two separate stylesheets processed one
> > after the other).  I did not know that you could put
> > trees into a variable and process them with node-set.
> > That's very cool.
>
> It is rather handy, saves a lot of messing around with
> multiple transforms. As well as its use for indexing you
> can use the same technique to split transforms into
> independent phases which you can combine in different
> orders as needed.
>
> > I implemented your solution, and it is a little bit
> > faster.  But only about 7% faster, unfortunately.  On a
> > sample XML file, it takes around 3000ms on average using
> > my old method, and about 2800ms on average using your
> > solution.
>
> That is a bit poor. I was expecting more but this stuff is
> always processor specific. If you let me know what
> processor and version you are on I will take another go at
> it. I am sure there must be a quicker solution than this.
>
> Kev.