Martin Honnen created XALANJ-2762:
-------------------------------------
Summary: NullPointerException in XSLT 3 code
Key: XALANJ-2762
URL: https://issues.apache.org/jira/browse/XALANJ-2762
Project: XalanJ2
Issue Type: Bug
Security Level: No security risk; visible to anyone (Ordinary problems in
Xalan projects. Anybody can view the issue.)
Components: Xalan, Xalan-CmdLine
Affects Versions: The Latest Development Code
Reporter: Martin Honnen
Attachments: preserve-space-input-sample1.xml,
preserve-space-sheet1.xsl
This is a bug report against the XSLT 3 development branch of Xalan.
I get a NullPointerException with XSLT 3 code that runs fine through Saxon HE
12.
{noformat}
<?xml version="1.0"
encoding="UTF-8"?>file:///C:/Users/marti/IdeaProjects/xalan-java/../../OneDrive/Documents/xslt/blog-xslt-3-by-example/xalan-xslt3-tests/preserve-space-sheet1.xsl;
Zeilennummer11; Spaltennummer50; java.lang.NullPointerException{noformat}
XML:
{code:java}
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<project xmlns="http://maven.apache.org/POM/4.0.0";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/xsd/maven-4.0.0.xsd";>
<modelVersion>4.0.0</modelVersion>
<groupId>com.example.application</groupId>
<artifactId>sample-flow-app</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>jar</packaging>
<properties>
<java.version>17</java.version>
<vaadin.version>24.3.8</vaadin.version>
<playwright.version>1.43.0</playwright.version>
</properties>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>3.1.4</version>
</parent>
</project>
{code}
XSLT:
{code:java}
<xsl:stylesheet
version="3.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform";
xmlns:xs="http://www.w3.org/2001/XMLSchema";
exclude-result-prefixes="xs">
<xsl:param name="indent-no-spaces" as="xs:integer" select="4"/>
<xsl:template match="@* | node()">
<xsl:copy>
<xsl:apply-templates select="@* | node()"/>
</xsl:copy>
</xsl:template>
<xsl:preserve-space elements="*"/>
<xsl:output indent="no"/>
<xsl:template match="text()[not(normalize-space())]">
<xsl:value-of select="replace(., ' +', string-join((1 to
(xs:integer($indent-no-spaces * count(ancestor::*))))!' ', ''))"/>
</xsl:template>
<xsl:template
match="text()[not(normalize-space())][not(following-sibling::node())]"
priority="10">
<xsl:value-of select="replace(., ' +', string-join((1 to
(xs:integer($indent-no-spaces * (count(ancestor::*) - 1))))!' ', ''))"/>
</xsl:template>
</xsl:stylesheet>
{code}
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