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From Samuel Medeiros <ccc.sam...@gmail.com>
Subject Re: GSoC - Work Status
Date Tue, 25 Jun 2013 00:34:38 GMT
Hi Michael,

Thanks for this information.
I am gonna study exactly how to apply this approach into the source code.

If I have questions, I will let you know.

Sincerely,
Samuel


2013/6/24 Michael Glavassevich <mrglavas@ca.ibm.com>

> Hi Samuel,
>
> One approach you could take for StAXSource would be to write a StAX to SAX
> converter. This would take an XMLStreamReader / XMLEventReader as input
> and generate SAX events on to a ContentHandler. You could wire that to the
> TemplatesHandler (org.apache.xalan.processor.StylesheetHandler) allowing
> you to reuse the existing components for building the Templates object.
>
> Thanks for the update.
>
> Michael Glavassevich
> XML Technologies and WAS Development
> IBM Toronto Lab
> E-mail: mrglavas@ca.ibm.com
> E-mail: mrglavas@apache.org
>
> Samuel Medeiros <ccc.samuel@gmail.com> wrote on 06/23/2013 04:30:38 PM:
>
> > Hi Michael,
> >
> > I have read the documentation available at the Xalan's website and
> > also its pointers to XSL/XSLT, XPath and JAXP. I have also run some
> > samples and did some tracing by adding some prints into the code.
> >
> > It's quite clear for me how the things work, but I am not
> > familiarized enough with the code.
> >
> > According to [1], the javax.xml.transform.stax was added to support
> > StAX. This package consists of the interfaces: TemplatesHandler
> > and TransformerHandler; and classes: StAXResult and StAXSource.
> > Also, the packages javax.xml.stream, javax.xml.stream.events and
> > javax.xml.stream.util were added to support StAX. In addition, the
> > class Validator have also to accept StAXSource.
> >
> > For me, to add StAX support, it would be just implement the
> > interfaces provided by these packages and plug them into the
> > existent code. For example, in the
> > org.apache.xalan.processor.TransformerFactoryImpl's method
> > newTemplates(Source source), I would add a condition to test if the
> > source is a StAX one and then create the correct TemplatesHandler
> > instance, that will create the Templates object.
> >
> > I don't know exactly how prepared is Xalan to receive these changes.
> >
> > I need help to understand the project's structure. Then I will be
> > able to do the work of the 2 next weeks (as provided in the plan):
> > define precisely the changes I will do.
> >
> > Sincerely,
> > Samuel
> >
> > [1] http://docs.oracle.com/javase/6/docs/technotes/guides/xml/jaxp/
> > ReleaseNotes_160.html
>
>
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