DO NOT REPLY [Bug 15074] New: - bug with javascript extension in Xalan J 2.2 and higher

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http://nagoya.apache.org/bugzilla/show_bug.cgi?id=15074

bug with javascript extension in Xalan J 2.2 and higher

           Summary: bug with javascript extension in Xalan J 2.2 and higher
           Product: XalanJ2
           Version: 2.2.x
          Platform: PC
        OS/Version: Windows NT/2K
            Status: NEW
          Severity: Blocker
          Priority: Other
         Component: org.apache.xalan.extensions
        AssignedTo: xalan-dev@xml.apache.org
        ReportedBy: tevoi@cad.it


this stylesheet:

<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"
		xmlns:lxslt="http://xml.apache.org/xslt" 
		xmlns:my-ext="urn:my-ext" 
		extension-element-prefixes="my-ext"> 


<lxslt:component prefix="my-ext" functions="doit">
<lxslt:script lang="javascript">
<![CDATA[
	function doit (flag)
	{
		return (flag? "good": "bad");
	}

// ]]>
</lxslt:script>
</lxslt:component>

<xsl:template match="/">
	<out>
	<xsl:value-of select="my-ext:doit (false ())"/>
	</out>
</xsl:template>
</xsl:stylesheet>
------------------------------------------------------------------------------

on the following xml

------------------------------------------------------------------------------
<xml/>
------------------------------------------------------------------------------

gives the following results:
- using xalan 2.1.0 it works
- using xalan 2.2 or higher gives the following exception

------------------------------------------------------------------------------
java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:324)
	at
org.apache.xalan.extensions.ExtensionHandlerGeneral.callFunction(ExtensionHandlerGeneral.java:361)
	at
org.apache.xalan.extensions.ExtensionsTable.extFunction(ExtensionsTable.java:257)
	at org.apache.xpath.functions.FuncExtFunction.execute(FuncExtFunction.java:181)
	at org.apache.xpath.Expression.executeCharsToContentHandler(Expression.java:301)
	at org.apache.xalan.templates.ElemValueOf.execute(ElemValueOf.java:319)
	at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2243)
	at org.apache.xalan.templates.ElemLiteralResult.execute(ElemLiteralResult.java:710)
	at
org.apache.xalan.transformer.TransformerImpl.executeChildTemplates(TransformerImpl.java:2243)
	at
org.apache.xalan.transformer.TransformerImpl.applyTemplateToNode(TransformerImpl.java:2069)
	at
org.apache.xalan.transformer.TransformerImpl.transformNode(TransformerImpl.java:1171)
	at org.apache.xalan.transformer.TransformerImpl.transform(TransformerImpl.java:634)
	at
org.apache.xalan.transformer.TransformerImpl.transform(TransformerImpl.java:1088)
	at
org.apache.xalan.transformer.TransformerImpl.transform(TransformerImpl.java:1066)
	at carlo.xalan.test.Test.main(Test.java:27)
Caused by: com.ibm.bsf.BSFException: JavaScript Error: Invalid JavaScript value
of type org.apache.xpath.objects.XBooleanStatic
	at
com.ibm.bsf.engines.javascript.JavaScriptEngine.handleError(JavaScriptEngine.java:182)
	at com.ibm.bsf.engines.javascript.JavaScriptEngine.call(JavaScriptEngine.java:122)
	... 18 more
------------------------------------------------------------------------------


I observe that in xalan 2.4 smoketest the only two  tests on javascript scripting
are those two usually reported in the examples, which are far from being complete,
so it's non surprising that javascript support is regressing!

Appreciated any help.

Thanks,
Andrea.