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Posted to dev@xalan.apache.org by bu...@apache.org on 2002/02/07 18:16:22 UTC
DO NOT REPLY [Bug 6312] New: -
[Cocoon2][Xalan2J] Translets - Problems with using JAXPTransletOneTransformation if we use XMLReader/TemplatesHandler
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http://nagoya.apache.org/bugzilla/show_bug.cgi?id=6312
[Cocoon2][Xalan2J] Translets - Problems with using JAXPTransletOneTransformation if we use XMLReader/TemplatesHandler
Summary: [Cocoon2][Xalan2J] Translets - Problems with using
JAXPTransletOneTransformation if we use
XMLReader/TemplatesHandler
Product: XalanJ2
Version: CurrentCVS
Platform: All
URL: http://xml.apache.org/cocoon/
OS/Version: All
Status: NEW
Severity: Major
Priority: Other
Component: org.apache.xalan.transformer
AssignedTo: xalan-dev@xml.apache.org
ReportedBy: dims@yahoo.com
Was trying to use tranlets's JAXP support for Cocoon2. Here's the stack trace
from a slightly modified version of JAXPTransletOneTransformation:
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java.lang.NullPointerException
java.lang.NullPointerException
at org.apache.xerces.parsers.AbstractSAXParser.parse
(AbstractSAXParser.java:1193)
at JAXPTransletOneTransformation.main
(JAXPTransletOneTransformation.java:117)
java.lang.NullPointerException
java.lang.NullPointerException
at org.apache.xalan.xsltc.compiler.Parser.getQName(Parser.java:303)
at org.apache.xalan.xsltc.compiler.Parser.makeInstance(Parser.java:818)
at org.apache.xalan.xsltc.compiler.Parser.startElement(Parser.java:1100)
at org.apache.xerces.parsers.AbstractSAXParser.startElement
(AbstractSAXParser.java:445)
at org.apache.xerces.impl.XMLNamespaceBinder.handleStartElement
(XMLNamespaceBinder.java:832)
at org.apache.xerces.impl.XMLNamespaceBinder.startElement
(XMLNamespaceBinder.java:568)
at org.apache.xerces.impl.dtd.XMLDTDValidator.startElement
(XMLDTDValidator.java:808)
at
org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanStartElement
(XMLDocumentFragmentScannerImpl.java:752)
at
org.apache.xerces.impl.XMLDocumentScannerImpl$ContentDispatcher.scanRootElementH
ook(XMLDocumentScannerImpl.java:927)
at
org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.
dispatch(XMLDocumentFragmentScannerImpl.java:1519)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument
(XMLDocumentFragmentScannerImpl.java:333)
at org.apache.xerces.parsers.StandardParserConfiguration.parse
(StandardParserConfiguration.java:525)
at org.apache.xerces.parsers.StandardParserConfiguration.parse
(StandardParserConfiguration.java:581)
at org.apache.xerces.parsers.XMLParser.parse(XMLParser.java:147)
at org.apache.xerces.parsers.AbstractSAXParser.parse
(AbstractSAXParser.java:1157)
at JAXPTransletOneTransformation.main
(JAXPTransletOneTransformation.java:117)
--------------------------------------------------------------------------------
Here's the source code:
--------------------------------------------------------------------------------
/*
* The Apache Software License, Version 1.1
*
*
* Copyright (c) 2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Xalan" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* nor may "Apache" appear in their name, without prior written
* permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation and was
* originally based on software copyright (c) 2001, Sun
* Microsystems., http://www.sun.com. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
* @author Donald Leslie
*
*/
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParserFactory;
import javax.xml.transform.TransformerConfigurationException;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.sax.SAXTransformerFactory;
import javax.xml.transform.sax.TemplatesHandler;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Properties;
/**
* Using the TrAX/JAXP 1.1 interface to compile and run a translet. The translet
* extends the abstract Transformer class and is used to perform a single
* transformation. If you want to use the translet to perform multiple
* transformations, see JAXPTransletMultipleTransformations.java.
*
*/
public class JAXPTransletOneTransformation
{
public static void main(String argv[])
throws TransformerException, TransformerConfigurationException,
IOException, SAXException,
ParserConfigurationException, FileNotFoundException
{
// Set the TransformerFactory system property to generate and use a
translet.
// Note: To make this sample more flexible, load properties from a
properties file.
// The setting for the Xalan Transformer
is "org.apache.xalan.processor.TransformerFactoryImpl"
String key = "javax.xml.transform.TransformerFactory";
String value = "org.apache.xalan.xsltc.trax.TransformerFactoryImpl";
Properties props = System.getProperties();
props.put(key, value);
System.setProperties(props);
String xslInURI = "todo.xsl";
String xmlInURI = "../../xsltc_todo.xml";
String htmlOutURI = "todo-xsltc.html";
try
{
// Instantiate the TransformerFactory, and use it along with a SteamSource
// XSL stylesheet to create a Transformer.
SAXTransformerFactory tFactory = (SAXTransformerFactory)
TransformerFactory.newInstance();
//Transformer transformer = tFactory.newTransformer(new StreamSource
(xslInURI));
TemplatesHandler templatesHandler = tFactory.newTemplatesHandler();
SAXParserFactory sFactory = SAXParserFactory.newInstance();
sFactory.setNamespaceAware(true);
XMLReader reader = sFactory.newSAXParser().getXMLReader();
reader.setFeature("http://xml.org/sax/features/namespace-prefixes", true);
reader.setContentHandler(templatesHandler);
reader.parse(new InputSource(xslInURI));
// Perform the transformation from a StreamSource to a StreamResult;
templatesHandler.getTemplates().newTransformer().transform(new
StreamSource(xmlInURI),
new StreamResult(new FileOutputStream
(htmlOutURI)));
System.out.println("Produced todo-xsltc.html");
}
catch (SAXException e)
{
System.out.println(e.toString());
e.printStackTrace();
System.out.println(e.getException().toString());
e.getException().printStackTrace();
}
catch (Exception e)
{
System.out.println(e.toString());
e.printStackTrace();
}
}
}
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