I think Joe got it wrong. It's not the otherwise branch that's the problem,
it's the when:
<xsl:when
test="contains($xsrc,'/images/images/')">
<xsl:text>images/</xsl:text>
<xsl:value-of select="substring-after($xsrc,'/images/images/')" />
</xsl:when>
xsl:text creates a text node, xsl:value-of creates a second text node, and
you can't convert a sequence of two text nodes to a single string.
Michael Kay
http://www.saxonica.com/
-----Original Message-----
From: Trevor Nicholls [mailto:trevor(_at_)castingthevoid(_dot_)com]
Sent: 07 September 2006 11:01
To: xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com
Subject: RE: [xsl] Type error with variable as=xs:string
using xsl:choose
I can't see how $xsrc can have more than one node:
<xsl:variable name="xsrc" as="xs:string"> <xsl:value-of
select="@src" /> </xsl:variable>
Then follows the variable declaration in my original email, below.
The actual XML element on which the template is choking is this one:
<icon src="../../abc/images/def/icon_arrow.gif" dpi="96"/>
Checking my logs, I have found that the error only occurs for
a few instances of <icon>; most are converted without problems, e.g.
<icon src="images/edf/features/pivot.gif" dpi="96"/>
In fact, it looks like it is the "../../" prefix which may be
the problem - but the src values which include this are valid
and correct.
Does this extra information change the advice at all?
Cheers
Trevor
-----Original Message-----
From: Joe Fawcett [mailto:joefawcett(_at_)hotmail(_dot_)com]
Sent: Thursday, 7 September 2006 9:41 p.m.
To: xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com
Subject: RE: [xsl] Type error with variable as=xs:string
using xsl:choose
You defined the variable as a single string instance.
If $xsrc has more than one node and the xsl:otherwise
instruction kicks in then this is an error.
Perhaps change to:
<xsl:otherwise>
<xsl:value-of select="$xsrc[1]" />
</xsl:otherwise>
Joe
From: "Trevor Nicholls" <trevor(_at_)castingthevoid(_dot_)com>
Reply-To: xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com
To: <xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com>
Subject: [xsl] Type error with variable as=xs:string using
xsl:choose
Date: Thu, 7 Sep 2006 21:29:25 +1200
The following variable definition is giving me the error
"XTTE0570: A sequence of more than one item is not allowed
as the value
of variable normsrc"
I'm using Saxon 8.6.1 on Windows XP.
====
<xsl:variable name="normsrc" as="xs:string"> <xsl:choose> <xsl:when
test="contains($xsrc,'/images/images/')">
<xsl:text>images/</xsl:text>
<xsl:value-of select="substring-after($xsrc,'/images/images/')" />
</xsl:when> <xsl:when test="contains($xsrc,'/images/')">
<xsl:text>images/</xsl:text>
<xsl:value-of select="substring-after($xsrc,'/images/')" />
</xsl:when>
<xsl:otherwise> <xsl:value-of select="$xsrc" /> </xsl:otherwise>
</xsl:choose> </xsl:variable> ====
If I drop the as="xs:string" attribute it works perfectly,
but I'm sure
I've got exactly this construction elsewhere without complaint. One
difference with this logic is that the 'when' tests overlap:
any $xsrc
that matches the first 'when' will also match the second, but I
understood that 'choose'
will
only make one choice. Am I confused?
Cheers
Trevor
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