RE: [xsl] Namespaces and template matching

["Michael Kay" <michael.h.kay@xxxxxxxxxxxx>]

> I have the following stylesheet which renames any 'x' element to 'y':
> 
> <?xml version='1.0' encoding='UTF-8'?>
> <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform";
> version="1.0">
>    <xsl:template match="x">
>       <xsl:element name="y">
>          <xsl:apply-templates select="@*"/>
>          <xsl:apply-templates/>
>       </xsl:element>
>    </xsl:template>
>    <xsl:template match="@*|node()">
>       <xsl:copy>
>          <xsl:apply-templates select="@*"/>
>          <xsl:apply-templates/>
>       </xsl:copy>
>    </xsl:template>
> </xsl:stylesheet>
> 
> But when a namespace is placed on the root node, it ceases to work:
> 
> <?xml version="1.0" encoding="UTF-8"?>
> <a xmlns="b">
>    <x a="1" b="2" c="3" d="4" />
> </a>
> 
> becomes:
> 
> <?xml version="1.0" encoding="UTF-8"?>
> <a xmlns="b">
>    <x a="1" b="2" c="3" d="4"/>
> </a>
> 
> Why doesn't the second document translate properly?

Because it doesn't contain an <x> element, it contains a <{b}x> element.

Declare the namespace in the stylesheet with an explicit prefix p, and
change the template rule to match="p:x".

This is a FAQ.

Michael Kay
Software AG
home: Michael.H.Kay@xxxxxxxxxxxx
work: Michael.Kay@xxxxxxxxxxxxxx 



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