Generic Templates code available (Was: Re: Re: Re: Sor

Thanks to all people asking for the code.

As it is difficult to send attachments to everybody personally, I uploaded the
templates to the VBXML.Com site. Read the Readme.txt file first. Here's the link:

http://www.vbxml.com/downloads/default.asp?id=v2001611171627


Cheers,
Dimitre Novatchev.

--- Albert Tsun <albert.tsun@xxxxxxxxxxxx> wrote:
> 
> 
> Hi All,
> 
> I am new to XSLT and I want to ask if those generic xslt stylesheets compatible
> to all
> XSLT Processors.
> 
> I am now using Xalan and if yes, I would like to have one and try.
> 
> Many Thanks in advance
> 
> 
> 
> 
> 
> Dimitre Novatchev <dnovatchev@xxxxxxxxx> on 11/06/2001 03:18:00 PM
> 
> Please respond to xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> 
> To:   francis@xxxxxxxxxxx
> cc:   xsl-list@xxxxxxxxxxxxxxxxxxxxxx (bcc: Albert Tsun/Excel)
> 
> Subject:   Re: Re: Sorting date in xsl
> 
> 
> 
> 
> Francis Norton wrote:
> 
> > Dimitre Novatchev wrote:
> > >
> > >
> > > A third and the most natural approach is to use a generic template for a
> generic
> > > sort operation. You'll just pass to this generic template a template
> reference
> > > implementing the "greater than" relation for your format of dates.
> > >
> > I'm not sure if it's an official generic template, but I have a generic
> > sort function (in fact two of them, but only one works correctly) at
> > http://redrice.com/xml/sortfunction_0_1.zip
> >
> > Use sortcall.xslt on sort.xml, selecting the simple sort, to demonstrate
> > it.
> >
> > The point is that you provide your own type-specific comparison template
> > and this gets called from your included sort template. There's a
> > standard way of calling the sort templates so that you can parameterise
> > the choice of method. It's quite a neat solution really.
> 
> Hi Francis,
> 
> Yes, sortcall.xslt (actually in combination with simplesort.xslt and
> mergesort.xslt)
> implements a generic sorting algorithm.
> 
> There are important differences between this implementation and the one based on
> template references:
> 
>   - Double indirection: a template with fixed name ("before") is called, which
> then
>     based on a parameter calls one of a set of predefined templates. This is
> done
>     through a potentially long xsl:choose.
>     When a template reference is used there is no double indirection -- it is
>     selected by the XSLT processor based on a uniquely typed node specified in
>     the "select" attribute of an xsl:apply-templates within the generic sort
>     template.
>     No xsl:choose is used.
> 
>   - The template to be used for the first indirection (call) must have a unique
>     name. This is not convenient and may cause potential naming conflicts,
>     especially when templates using the generic sort templates are imported.
>     Actually, it will not be possible to use in case when two different
>     stylesheets are imported containing templates that each call the sorting
>     template -- they will both have a "before" template. This means that the one
>     with the highest import precedence will always be used.
> 
>     When using template references there is no such problem -- the templates
> that
>     implement the "greater-than" relation are not called by name, they are
>     guaranteed to be matching a uniquely typed node and therefore there's
> actually
>     never more than one template for the XSLT processor to select when resolving
> the
> 
>     xsl:apply-templates from the generic (sort) template.
> 
> Thank you for your interest in the implementation of generic templates.
> I will be glad to answer any questions regarding this implementation. I will
> send to
> anyone interested the code of some useful generic templates: generic min(),
> generic
> max(), generic binSearch() and generic sort().
> 
> Cheers,
> Dimitre Novatchev.
> 
> 
> 
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> 
> 
> 
> 
> 


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