[XALANJ-2372] Exception using javascript extensions

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 2.7
• Component/s: Xalan-extensions
• Environment: XP SP2, Java 1.6.0-b105/ 1.4.2_05, Xalan 2.7 , xerces-2_9_0, bsf.jar 2.4, js.jar (testet with 1.6R5, 1.5R5), Commons-Logging 1.1
• Assignee: Unassigned
• Reporter: Matthias Schölch
• Created: 07/Mar/07 15:16
• Updated: 09/Mar/07 09:08

Description

Hi,
this call wouldn't work.
D:\fop>xalan.bat -in D:\fopt\data.xml -xsl D:\fopt\test.xsl -out D:\fopt\foo.html

javax.xml.transform.TransformerException: java.lang.reflect.InvocationTargetExce
ption
at org.apache.xalan.extensions.ExtensionNamespaceSupport.launch(Extensio
nNamespaceSupport.java:99)
at org.apache.xalan.extensions.ExtensionsTable.<init>(ExtensionsTable.ja
va:64)
at org.apache.xalan.transformer.TransformerImpl.setExtensionsTable(Trans
formerImpl.java:441)
at org.apache.xalan.transformer.TransformerImpl.transformNode(Transforme
rImpl.java:1323)
at org.apache.xalan.transformer.TransformerImpl.transform(TransformerImp
l.java:709)
at org.apache.xalan.transformer.TransformerImpl.transform(TransformerImp
l.java:1284)
at org.apache.xalan.transformer.TransformerImpl.transform(TransformerImp
l.java:1262)
at org.apache.xalan.xslt.Process.main(Process.java:1046)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)

at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)

at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Sou
rce)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at org.apache.xalan.extensions.ExtensionNamespaceSupport.launch(Extensio
nNamespaceSupport.java:93)
... 7 more
Caused by: java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory

at org.apache.bsf.BSFManager.<init>(BSFManager.java:102)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)

at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)

at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Sou
rce)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at java.lang.Class.newInstance0(Unknown Source)
at java.lang.Class.newInstance(Unknown Source)
at org.apache.xalan.extensions.ObjectFactory.newInstance(ObjectFactory.j
ava:457)
at org.apache.xalan.extensions.ExtensionHandlerGeneral.<init>(ExtensionH
andlerGeneral.java:204)
... 12 more
---------
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)

at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)

at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Sou
rce)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at org.apache.xalan.extensions.ExtensionNamespaceSupport.launch(Extensio
nNamespaceSupport.java:93)
at org.apache.xalan.extensions.ExtensionsTable.<init>(ExtensionsTable.ja
va:64)
at org.apache.xalan.transformer.TransformerImpl.setExtensionsTable(Trans
formerImpl.java:441)
at org.apache.xalan.transformer.TransformerImpl.transformNode(Transforme
rImpl.java:1323)
at org.apache.xalan.transformer.TransformerImpl.transform(TransformerImp
l.java:709)
at org.apache.xalan.transformer.TransformerImpl.transform(TransformerImp
l.java:1284)
at org.apache.xalan.transformer.TransformerImpl.transform(TransformerImp
l.java:1262)
at org.apache.xalan.xslt.Process.main(Process.java:1046)
Caused by: java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactor

at org.apache.bsf.BSFManager.<init>(BSFManager.java:102)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method

at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source

at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown So
rce)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at java.lang.Class.newInstance0(Unknown Source)
at java.lang.Class.newInstance(Unknown Source)
at org.apache.xalan.extensions.ObjectFactory.newInstance(ObjectFactory.
ava:457)
at org.apache.xalan.extensions.ExtensionHandlerGeneral.<init>(Extension
andlerGeneral.java:204)
... 12 more

file:///D:/fopt/test.xsl; Zeilennummer18; Spaltennummer95; XSLT-Fehler (javax.x
l.transform.TransformerException): java.lang.NullPointerException
Exception in thread "main" java.lang.RuntimeException: java.lang.NullPointerExc
ption
at org.apache.xalan.xslt.Process.doExit(Process.java:1153)
at org.apache.xalan.xslt.Process.main(Process.java:1126)

Here my xalan.bat:

@ECHO OFF

set LIBDIR=lib
set LOCALCLASSPATH=build/fop.jar
set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\xml-apis.jar
set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\xercesImpl.jar
set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\xalan.jar
set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\serializer.jar
set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\js.jar
set LOCALCLASSPATH=%LOCALCLASSPATH%;%LIBDIR%\bsf.jar
java -cp %LOCALCLASSPATH% org.apache.xalan.xslt.Process %1 %2 %3 %4 %5 %6 %7 %8

my Styleesheet (after many tries Ive copied the example from xalan.apache.org)
<?xml version="1.0"?>
<!-Namespaces are global if you set them in the stylesheet element->
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
version="1.0" xmlns:xalan="http://xml.apache.org/xalan"
xmlns:my-ext="ext1" extension-element-prefixes="my-ext">

<!--The component and its script are in the lxslt namespace and define the
implementation of the extension.-->
<xalan:component prefix="my-ext" functions="getdate">
<xalan:script lang="javascript">function getdate()
{
var d = new Date();
return "Foo";
</xalan:script>
</xalan:component>

<xsl:template match="/">
<p>Test :<xsl:value-of select="my-ext:getdate()"/>.</p>
</xsl:template>
</xsl:stylesheet>