Re: Error messages from TagLibFactory xml validation...

Now, this is curious -- I was under impression that not setting an  
error handler will simply cause a SAXParserException on the first  
validation problem. But if not, then yeah, we can remedy it by adding  
an error handler that'll do precisely that.

Attila.

On 2008.03.20., at 15:48, Newman, John W wrote:
> Hi guys,
>
> For about 6 months I have been on a quest to find the source of this
>
> 13:38:17,393 ERROR [STDERR] Warning: validation was turned on but an  
> org.xml.sax.ErrorHandler was not
> 13:38:17,393 ERROR [STDERR] set, which is probably not what is  
> desired.Parser will use a default
> 13:38:17,393 ERROR [STDERR] ErrorHandler to print the first 10  
> errors. Please call
> 13:38:17,393 ERROR [STDERR] the 'setErrorHandler' method to fix this.
> 13:38:17,393 ERROR [STDERR] Error:URI=jndi:/localhost/dosimetry/WEB- 
> INF/web.xml Line=6: Document root
> element "web-app", must match DOCTYPE root "null".
> 13:38:17,393 ERROR [STDERR] Error:URI=jndi:/localhost/dosimetry/WEB- 
> INF/web.xml Line=6: Document is
> invalid: no grammar found.
> 13:38:17,409 ERROR [STDERR] Warning: validation was turned on but an  
> org.xml.sax.ErrorHandler was not
> 13:38:17,409 ERROR [STDERR] set, which is probably not what is  
> desired.Parser will use a default
> 13:38:17,409 ERROR [STDERR] ErrorHandler to print the first 10  
> errors.Please call
> 13:38:17,409 ERROR [STDERR] the 'setErrorHandler' method to fix this.
>
> There’s also more complaining about some tld…
>
> ? I thought it was my code, something off with web.xml or the  
> stripes framework, or even something with jboss or tomcat.  Turns  
> out it is actually from
>
> public class TaglibFactory implements TemplateHashModel {
>
>       private static void parseXml(InputStream in, String url,
>                   DefaultHandler handler) throws  
> ParserConfigurationException,
>                   IOException, SAXException {
>             InputSource is = new InputSource();
>             is.setByteStream(in);
>             is.setSystemId(url);
>             SAXParserFactory factory = SAXParserFactory.newInstance();
>             factory.setNamespaceAware(false);
>             factory.setValidating(true);
>             XMLReader reader = factory.newSAXParser().getXMLReader();
>             reader.setEntityResolver(new LocalTaglibDtds());
>             reader.setContentHandler(handler);
>             reader.parse(is);
>       }
> }
>
> setValidating(false) suppresses the messages, but I don’t know if  
> that’s what we want.  Does anybody know what the correct settings  
> are here?  I think the answer is in
> http://xerces.apache.org/xerces2-j/features.html  .. I have 0  
> knowledge about xml (in a way I think that’s good) so I don’t know  
> where to start.  Any ideas what this really should look like?
>
>
> The top of my web .xml is
>
> <?xml version="1.0" encoding="UTF-8"?>
> <web-app xmlns="http://java.sun.com/xml/ns/j2ee"
>          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
>          xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
>          http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"
>          version="2.4">
>
> no doctype, and if I put one in there nothing works.  The top of the  
> tld it complains about is
>
> <?xml version="1.0" encoding="UTF-8"?>
> <taglib xmlns="http://java.sun.com/xml/ns/j2ee"
>         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
>         xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
>         http://java.sun.com/xml/ns/j2ee/web-jsptaglibrary_2_0.xsd"
>         version="2.0">
>
> Thanks!


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