Re: [xsl] grouping problem

["G. Ken Holman" <gkholman@xxxxxxxxxxxxxxxxxxxx>]

At 2007-11-28 02:42 +0000, tofner@xxxxxxxxxxx wrote:
> I could use some hints on using for-each group in 2.0 using Saxon8.

If I understand your question properly, then it isn't a "grouping 
problem" per se, that is, it doesn't need for-each-group.

> I am sure that the problem is my stylesheet. Here is the input:
> ...
> I am trying to group the name attribute of the <selection> elements 
> with matching <item> selection attributes so that the <items> follow 
> their <selection> elements.

You don't give an example, but I've got an answer below that has item 
elements following selection elements where the attributes 
correspond.  I think that is what you are asking for.

> Thanks in advance for any hints,

I hope the answer below suffices ... but it doesn't use any grouping 
functionality.

. . . . . . . . . Ken


T:\ftemp>type terry.xml
<test>
  <selection name="u1pt01">
    <para> text . . . </para>
  </selection>
  <selection name="u1pt02">
    <para> text . . . </para>
  </selection>
  <item id="1" selection="u1pt01">
    <text> text and more tags</text>
  </item>
  <item id="2" selection="u1pt01">
    <text> text and more tags</text>
  </item>
  <item id="3" selection="u1pt02">
    <text> text and more tags</text>
  </item>
</test>

T:\ftemp>type terry.xsl
<?xml version="1.0" encoding="US-ASCII"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform";
                version="2.0">

<xsl:output indent="yes"/>
<xsl:strip-space elements="test"/>

<!--collect corresponding items after each selection-->
<xsl:template match="selection">
  <xsl:copy-of select="."/>
  <xsl:copy-of select="../item[@selection=current()/@name]"/>
</xsl:template>

<!--ignore the item's original position-->
<xsl:template match="item"/>

<!--all other nodes are just copied-->
<xsl:template match="@*|node()"><!--identity for all other nodes-->
  <xsl:copy>
    <xsl:apply-templates select="@*|node()"/>
  </xsl:copy>
</xsl:template>

</xsl:stylesheet>
T:\ftemp>call xslt2 terry.xml terry.xsl terry.out

T:\ftemp>type terry.out
<?xml version="1.0" encoding="UTF-8"?>
<test>
   <selection name="u1pt01">
      <para> text . . . </para>
  </selection>
   <item id="1" selection="u1pt01">
      <text> text and more tags</text>
  </item>
   <item id="2" selection="u1pt01">
      <text> text and more tags</text>
  </item>
   <selection name="u1pt02">
      <para> text . . . </para>
  </selection>
   <item id="3" selection="u1pt02">
      <text> text and more tags</text>
  </item>
</test>
T:\ftemp>rem Done!





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