Re: [xsl] Grouping upon various attribute values

["andrew welch" <andrew.j.welch@xxxxxxxxx>]

On 8/16/06, lawrence.michel@xxxxxxx <lawrence.michel@xxxxxxx> wrote:
> Hi all,
>
> I have a little problem, which gives me a bit headache at the moment.
> Maybe you could help me solve it :
>
> Here the given XML :
>
>                 <produktenZumAnalysieren>
>                         <gesamtMenge>
>                                 <filter aufAttribut="Name_Stat"
> typ="diskret" wertStruktur="baum" wert="BP"/>
>                                 <filter aufAttribut="FrankaturArt"
> typ="diskret" wertStruktur="genau" wert="PP"/>
>                         </gesamtMenge>
>                 </produktenZumAnalysieren>
>                 <produktenZumAnalysieren>
>                         <gesamtMenge>
>                                 <filter aufAttribut="Name_Stat"
> typ="diskret" wertStruktur="baum" wert="BP"/>
>                                 <filter aufAttribut="FrankaturArt"
> typ="diskret" wertStruktur="genau" wert="PP"/>
>                         </gesamtMenge>
>                 </produktenZumAnalysieren>
>                 <produktenZumAnalysieren>
>                         <gesamtMenge>
>                                 <filter aufAttribut="Name_Stat"
> typ="diskret" wertStruktur="baum" wert="BP"/>
>                                 <filter aufAttribut="Gewicht"
> typ="interval" wert_Ab="1" wert_Bis="100"/>  //<- Careful here, there is
> a new set of attributes
>                         </gesamtMenge>
>         </produktenZumAnalysieren>
>
> As you can see, there are three "gesamtMenge" elements, each in its own
> "ProduktZumAnalysieren" element.
>
> Now, I would like to apply a for-each-group loop on them :
>
>         <xsl:for-each-group select="produktenZumAnalysieren"
> group-by="gesamtMenge/filter/@* (KICKME HERE)">
>
> That is, the grouping key isn't doing what I expect: I need to have all
> attributes taken in consideration for grouping the required elements. In
> this example, I should have two distinctive groups

As you have two attributes you need to combine them to form the grouping key:

<xsl:for-each-group select="produktenZumAnalysieren"
 group-by="string-join(gesamtMenge/filter/@aufAttribut, '-')">

untested.

cheers
andrew