[jira] Assigned: (XALANC-497) Local variables or parameters in EXSLT-functions are interpreted as global

["David Bertoni (JIRA)" <xa...@xml.apache.org>]

     [ http://issues.apache.org/jira/browse/XALANC-497?page=all ]

David Bertoni reassigned XALANC-497:
------------------------------------

    Assign To: David Bertoni

> Local variables or parameters in EXSLT-functions are interpreted as global
> --------------------------------------------------------------------------
>
>          Key: XALANC-497
>          URL: http://issues.apache.org/jira/browse/XALANC-497
>      Project: XalanC
>         Type: Bug
>     Versions: 1.9
>  Environment: Windows XP Prof.; Xalan-C 1.9.0 (Xalan-C_1_9_0-win32-msvc_60.zip) and Xerces-C 2.6.0 (xerces-c_2_6_0-windows_nt-msvc_60.zip)
>     Reporter: Joachim Pfisterer
>     Assignee: David Bertoni

>
> Local variables or parameters in EXSLT-functions are interpreted as global, so we got an Error-message if we use the same parameter/variable in different functions.
> When we execute the following Stylesheet "Xalan-C_bug.xsl":
> <?xml version="1.0" encoding="UTF-8"?>
> <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"
>   xmlns:common="http://exslt.org/common"
>   xmlns:math="http://exslt.org/math"
>   xmlns:func="http://exslt.org/functions"  
>   xmlns:my="http://pfisterer.software/functions"
>   exclude-result-prefixes="common math func my">
> 	<xsl:include href="Round.xsl"/>
> 	<xsl:output method="xml" indent="yes" encoding="iso-8859-1"/>
> 	<xsl:template match="/*">
> 		<xsl:copy>
> 		    <xsl:copy-of select="@*"/>
> 			<xsl:apply-templates/>
> 		</xsl:copy>
> 	</xsl:template>
> 	<xsl:template match="Number">
> 		<RoundedNumber>
> 			<xsl:value-of select="my:round3(.)"/>
> 		</RoundedNumber>
> 	</xsl:template>
> </xsl:stylesheet>
> witch includes the following "Round.xsl" Stylesheet:
> <?xml version="1.0" encoding="UTF-8"?>
> <xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
>   xmlns:common="http://exslt.org/common"
>   xmlns:math="http://exslt.org/math"
>   xmlns:func="http://exslt.org/functions"  
>   xmlns:my="http://pfisterer.software/functions"
>   exclude-result-prefixes="common math func my">
> 	<func:function name="my:round3">
> 		<xsl:param name="x"/>
> 		<xsl:variable name="result" select="round($x * 1000) div 1000"/>
> 		<func:result>
> 			<xsl:value-of select="$result"/>
> 		</func:result>
> 	</func:function>
> 	<func:function name="my:round6">
> 		<xsl:param name="x"/>
> 		<xsl:variable name="result" select="round($x * 1000000) div 1000000"/>
> 		<func:result>
> 			<xsl:value-of select="$result"/>
> 		</func:result>
> 	</func:function>
> </xsl:stylesheet>
> together with an xml-sourcefile with some <Number>-Elements, we got the Error:
> C:\>Xalan -o result.xml Numbers.xml Xalan-C_bug.xsl
> XSLT Error: A global variable or parameter with this name has already been declared. (file:///C:/Round.xsl, line 18, column 24.)
> The reported bug does not accur with Xalan-J 2.6.0!

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