i would encourage you to take a look at the following article for a
comparison involving Castor and JAXB.  It does end up looking like an
ad for Jibx, however...

http://www-106.ibm.com/developerworks/xml/library/x-databdopt2/

XMLBeans and XStream are a couple of other possibilities you might
want to take a look at.

-pc

On Sun, 16 Jan 2005 18:20:11 -0800 (PST), Senaka Suriyaarachchi
<[EMAIL PROTECTED]> wrote:
> Hi Paul,
> Can you give us some idea about the performance.
> Comparing Castor and JAXB approaches.
> 
> We decided to go with JAXB because if some
> familiarities with us but we don't know about the
> performance comparing Castor.
> 
> BR
> Senaka
> 
> 
> --- Paul Callahan <[EMAIL PROTECTED]> wrote:
> 
> > Hi Roger,
> >
> > There are a couple of ways that you can integrate
> > the two (or Axis and
> > any XML serializing mechanism for that matter).
> >
> > One way is discussed in this article by IBM...  They
> > are using Castor,
> > but the underlying theme is the same.
> >
> >
> http://www-106.ibm.com/developerworks/webservices/library/ws-castor
> >
> > Alternatively, you may use a "message" style
> > service...  This is from
> > an earlier post:
> >
> > ---
> > An alternative to creating a custom serializer is to
> > use the
> > doc/literal style service and use one of the 4
> > method signatures that
> > Axis allows.  You can inspect the incoming XML to
> > determine what kind
> > of message you have received.  From there, use the
> > utilities provided
> > by the JAXB api to translate the XML message into
> > JAXB objects, and
> > perform your business logic.  Then, create output
> > objects using JAXB
> > and serialize them to XML--return that from your web
> > service method.
> > So your webservice "controller" class could have a
> > method like this:
> >
> > public Document doService(Document body) throws
> > AxisFault {
> >
> >   // inspect the document to see what "kind" of
> > message you have received..
> >
> >   // deserialize the message
> >   jc = JAXBContext.newInstance(<your namespace>);
> >   u = jc.createUnmarshaller();
> >   m = jc.createMarshaller();
> >   requestObj = u.unmarshal(body);
> >
> >   // perform your domain logic on this object
> >
> >   // serialize and return your response
> >   returnDoc = XMLUtils.newDocument();
> >   m.marshal(responseObj, returnDoc);
> >
> >    return returnDoc;
> >
> > }
> >
> > ---
> >
> > As for reuse of the XSD within the WSDL, you are on
> > the right track.
> > You can use import statements in your WSDL to
> > reference the XSD
> > namespace.  I have not generated wsdl for a doc/lit
> > using JAXB
> > before--but you should be able to by defining some
> > interface class and
> > using your JAXB objects...  Then you would have to
> > massage that output
> > to use your XSD instead of the schema that is
> > generated within the
> > WSDL--someone please correct me if there is another
> > best practice for
> > that?
> >
> > Hope this helps a bit,
> > pc
> >
> > On Fri, 14 Jan 2005 12:18:39 +0100,
> > [EMAIL PROTECTED]
> > <[EMAIL PROTECTED]> wrote:
> > > Hi,
> > >
> > > In existing applications, I am using existing XML
> > schema's. Also I use JAXB
> > > to facilitate marshalling/unmarshalling in
> > existing applications. Part of
> > > this application functionality I would like to
> > expose through SOAP. JAAS may
> > > be used to create document/literal style messages
> > however I would like to
> > > use AXIS, since it better fits my needs.
> > >
> > > Therefore, I would like to try to include those
> > existing schemas in my WSDL
> > > file but how can I use AXIS document style and
> > also use JAXB for object
> > > serialization/deserialization?
> > >
> > > Who did this before? Some hints would be
> > appreciated, an example would be
> > > excellent?
> > >
> > > Roger Stoffers
> > > Vodafone Netherlands
> > >
> >
> 
> 
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