Subject: RE: [xsl] Use of xsl:key to perform node traversal according to an association between nodes From: Wendell Piez <wapiez@xxxxxxxxxxxxxxxx> Date: Wed, 26 Sep 2007 11:34:24 -0400 |
I think it's correct except for: <xsl:value-of select="key('player-id', @id)"/>
which should be changed to: <xsl:value-of select="key('player-id', .)"/>
because it's the content for TeamPlayer that you need to match to the key entries. TeamPlayer does not have an id attribute.
<xsl:template match="Player" mode="name"> <xsl:value-of select="@name"/> </xsl:template>
Cheers, Wendell
-----Original Message-----
From: Dunk, Michael (Mike) [mailto:mikedunk@xxxxxxxxxxxxx]
Sent: September 26, 2007 10:15 AM
To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
Subject: [xsl] Use of xsl:key to perform node traversal according to an association between nodes
Here is an simplified example of the type of xml input I need to read:
<?xml version="1.0" encoding="UTF-8"?> <Teams_and_Players> <Teams> <Team name="Man Utd">
<TeamPlayer>{0EA17FA0-D21B-4F1E-8B11-A250A6CF266C}+00000000</TeamPlayer>
<TeamPlayer>{1F3E974C-F180-45EB-AB59-4D1ACF4BB855}+00000000</TeamPlayer>
<TeamPlayer>{3F9BEEE0-35DB-4835-A89E-F2B240EC2CB0}+00000000</TeamPlayer> </Team> </Teams> <Players> <Player id="{0EA17FA0-D21B-4F1E-8B11-A250A6CF266C}+00000000" name="Gary Neville"></Player> <Player id="{1F3E974C-F180-45EB-AB59-4D1ACF4BB855}+00000000" name="Louis Saha"></Player> <Player id="{3F9BEEE0-35DB-4835-A89E-F2B240EC2CB0}+00000000" name="Ryan Giggs"></Player> </Players> </Teams_and_Players>
The xslt written to list the teams and players is :
<?xml version='1.0'?> <xsl:stylesheet version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"> <xsl:output method="xml"/>
<xsl:key name="player-id" match="Teams_and_Players/Players/Player" use="@id"/>
<xsl:template match="/"> <xsl:apply-templates select="Teams_and_Players"/> </xsl:template>
<xsl:template match="Teams_and_Players"> <Teams> <xsl:apply-templates select="Teams"/> </Teams> </xsl:template>
<xsl:template match="Teams"> <xsl:apply-templates select="Team"/> </xsl:template>
<xsl:template match="Team"> <Team> <xsl:value-of select="@name"/> <xsl:apply-templates select="TeamPlayer"/> </Team> </xsl:template>
<xsl:template match="TeamPlayer"> <Player> <xsl:value-of select="key('player-id', @id)"/> </Player> </xsl:template> </xsl:stylesheet>
Currently the following is output:
<?xml version="1.0" encoding="UTF-8"?> <Teams> <Team>Man Utd <Player/> <Player/> <Player/> </Team> </Teams>
Has anyone got any clues about what is wrong with?
<xsl:key name="player-id" match="Teams_and_Players/Players/Player" use="@id"/>
or
<xsl:value-of select="key('player-id', @id)"/>
Best regards,
Mike
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====================================================================== Wendell Piez mailto:wapiez@xxxxxxxxxxxxxxxx Mulberry Technologies, Inc. http://www.mulberrytech.com 17 West Jefferson Street Direct Phone: 301/315-9635 Suite 207 Phone: 301/315-9631 Rockville, MD 20850 Fax: 301/315-8285 ---------------------------------------------------------------------- Mulberry Technologies: A Consultancy Specializing in SGML and XML ======================================================================
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