Hi Peter, This is happening because the parser you created is not namespace aware. Try setting namespace awareness [1] to true on the factory and it should work.
Thanks. [1] http://xml.apache.org/xerces2-j/javadocs/api/javax/xml/parsers/DocumentBuilderFactory.html#setNamespaceAware(boolean) Peter Pimley <[EMAIL PROTECTED]> wrote on 06/27/2005 06:58:41 AM: > > Hi everyone, > > I'm using JAXP 1.3 (by default since I'm using Java 1.5), using Xerces > as my parser. I'm loading a Document that contains XInclude tags, which > I'd like to be resolved as the document is loaded. I can't get this to > happen though. When I've loaded the document it still contains the > XInlude Element objects. I've called setXInluceAware(true) on my > DocumentBuilderFactory, and checked isXIncludeAware on my > DocumentBuilder, and it returns true. > > I'm confident that my input documents are correct, since 'xmllint > --xinclude' on the command line works as I'd expect it to. xmllint uses > libxml2 afaik. I've tried this on Xerces 2.6.2, and I've just tried it > on the newly released 2.7.0 and the results are the same. > > JAXP has always just 'done the right thing' for me up to now, so I'm not > familiar with the internals of the parsing process. I'm about to > download the source and add prints to trace what's going on, but before > I do that I'd like to see if anybody can spot any basic errors I'm > making. I've made a minimal test program to show what's happening, and > included the output. The program loads a Document, then recursively > prints the element tags. > > Thanks in advance, > Peter Pimley > > > > ---- Test.java ---- > > import javax.xml.parsers.*; > import org.w3c.dom.*; > > class Test { > > public static void main (String [] args) throws Exception { > String filename = args[0]; > System.err.println ("Loading from "+filename); > Document doc = load (filename); > recursivePrint (doc.getDocumentElement()); > } > > private static Document load (String filename) throws Exception { > // create a factory > DocumentBuilderFactory factory = > DocumentBuilderFactory.newInstance(); > System.err.println ("Factory is of type "+factory.getClass()); > factory.setXIncludeAware (true); > System.err.println ("XIncludeAware is "+factory.isXIncludeAware()); > > // create a builder > DocumentBuilder builder = factory.newDocumentBuilder (); > System.err.println ("Builder created of type "+builder.getClass()); > System.err.println ("Builder XInlcude aware is > "+builder.isXIncludeAware()); > > System.err.println ("Parsing..."); > Document doc = builder.parse (filename); > System.err.println ("Parsed."); > return doc; > } > > > private static void recursivePrint (Element e) { > String name = e.getNodeName(); > System.err.println ("Start element "+name); > NodeList childNodes = e.getChildNodes(); > for (int i=0; i<childNodes.getLength(); i++) { > Node n = childNodes.item(i); > if (n.getNodeType() != Node.ELEMENT_NODE) continue; > recursivePrint ((Element) n); > } > System.err.println ("End element "+name); > } > > } > > ---- a.xml ---- > > <?xml version="1.0" encoding="UTF-8"?> > <book xmlns:xi="http://www.w3.org/2001/XInclude";> > <chapter id="1">This text is part of the main document</chapter> > <xi:include href="b.xml"/> > </book> > > > > ---- b.xml ---- > > <chapter id="2">This text is part of the included document</chapter> > > > ---- command line output (Debian sarge, Java 1.5, Xerces 2.7.0) ---- > > [EMAIL PROTECTED]:preprocessor$ java -version > java version "1.5.0_01" > Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_01-b08) > Java HotSpot(TM) Client VM (build 1.5.0_01-b08, mixed mode, sharing) > > [EMAIL PROTECTED]:preprocessor$ xmllint --xinclude a.xml > <?xml version="1.0" encoding="UTF-8"?> > <book xmlns:xi="http://www.w3.org/2001/XInclude";> > <chapter id="1">This text is part of the main document</chapter> > <chapter id="2">This text is part of the included document</chapter> > </book> > > [EMAIL PROTECTED]:preprocessor$ java -Djaxp.debug=1 > -Djavax.xml.parsers.DocumentBuilderFactory=org.apache.xerces.jaxp. > DocumentBuilderFactoryImpl > -cp .:xerces-2.7.0.jar Test a.xml > Loading from a.xml > JAXP: find factoryId =javax.xml.parsers.DocumentBuilderFactory > JAXP: found system property, > value=org.apache.xerces.jaxp.DocumentBuilderFactoryImpl > JAXP: created new instance of class > org.apache.xerces.jaxp.DocumentBuilderFactoryImpl using ClassLoader: > [EMAIL PROTECTED] > Factory is of type class org.apache.xerces.jaxp.DocumentBuilderFactoryImpl > XIncludeAware is true > Builder created of type class org.apache.xerces.jaxp.DocumentBuilderImpl > Builder XInlcude aware is true > Parsing... > Parsed. > Start element book > Start element chapter > End element chapter > Start element xi:include <------- The include tag has not been > resolved :( > End element xi:include > End element book > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > Michael Glavassevich XML Parser Development IBM Toronto Lab E-mail: [EMAIL PROTECTED] E-mail: [EMAIL PROTECTED] --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
