Hi Fernando,
yeah but i am planning to write the JSPs in XML..
thanx
regards
marco
> -----Original Message-----
> From: EXT Fernando Ribeiro [mailto:[EMAIL PROTECTED]]
> Sent: 30. May 2000 18:21
> To: [EMAIL PROTECTED]
> Subject: Re: JSPs and XML.
>
>
> You can send HTML and WML to the browser after processing the
> JSP tags in
> JSP documents. WML seems to be a common MIME type and it will
> be understood
> by the browser in your cell phone.
>
> fribeiro
>
> ----- Original Message -----
> From: "Marco M" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Tuesday, May 30, 2000 11:47 AM
> Subject: Re: JSPs and XML.
>
>
> > Hi Joseph,
> > is not possible to write some jsptags for
> transforming JSP written
> > in XML into HTML or WML or other??
> > if yes, how?
> > thanx in advance for your reply
> > regards
> > marco
> >
> > > -----Original Message-----
> > > From: EXT Joseph B. Ottinger [mailto:[EMAIL PROTECTED]]
> > > Sent: 18. May 2000 11:58
> > > To: [EMAIL PROTECTED]
> > > Subject: Re: JSPs and XML.
> > >
> > >
> > > On Thu, 18 May 2000, Shawn McKisson wrote:
> > >
> > > Coimments are interspersed.
> > >
> > > > The problem with using JSP for generating XML is that the
> > > JSP wants to
> > > > assume that it is sitting at the top level of your
> > > application, i.e. it
> > > > wants to send the response back to the client.
> > >
> > > It does? Funny, I use JSP to generate XML all the time,
> and it goes
> > > through XSL on the server...
> > >
> > > > >From what I understand, your current architecture
> looks like this
> > > >
> > > > [db] <-----> [pl/sql] ---XML---> [XSL engine] --HTML via
> > > HTTP---> [client]
> > > >
> > > > If we try to introduce JSP into this scenario we get
> > > >
> > > > [db] <-----> [pl/sql] ---data---> [JSP] ---XML via
> HTTP--> [client]
> > > >
> > > > There is no room after the JSP layer to perform the XSL
> > > transformation
> > > > JSP does not allow for post processing of it's output in
> > > order to perform
> > > > the rendering. I believe this is because JSP is meant to be
> > > used in as
> > > > presentation generation language, not as a data mapping
> > > language. Sure, you
> > > > could chain this to another servlet which contained your
> > > rendering code, but
> > > > it is much cleaner to just have something like
> > > >
> > > > [db] <-----> [pl/sql] ---data---> [XML data mapping code]
> > > ---XML--> [XSL
> > > > engine] --XML/PDF/etc. via HTTP--> [client]
> > > >
> > > > It is the requirement that JSP respond to the client
> that limits its
> > > > usefulness in this context.
> > >
> > > Um, maybe you should switch to a better app server, one
> that allows
> > > chaining based on mime types. As stated, I use a design
> something like
> > > this:
> > >
> > > [db] --data--> [beans] --> jsp --XML+XSL--> HTML
> > >
> > > The XSL can be active content itself, so the HTML is
> variable (I just
> > > haven't used it for anything else.
> > >
> > > BTW, example content can be found at
> > > http://www.orionsupport.com/ - don't
> > > let the file extensions fool you, it's all JSP, XML, XSL.
> > >
> > > > --shawn
> > > >
> > > > ----- Original Message -----
> > > > From: Daniel Lopez <[EMAIL PROTECTED]>
> > > > To: <[EMAIL PROTECTED]>
> > > > Sent: Thursday, May 18, 2000 1:32 AM
> > > > Subject: Re: JSPs and XML.
> > > >
> > > >
> > > > > Hi Shawn,
> > > > >
> > > > > We are doing something very similar, and we might as well
> > > use JSP later
> > > > > down the road so I'll get you my own reasoning.
> > > > > Why? Because that way you have the data generated by
> your action
> > > > > completely independent of the way you present the data.
> > > So independent
> > > > > that you don't have to use Java to format this data or
> > > even produce it.
> > > > > For example, right now we skipped the JSP part because we
> > > are generating
> > > > > the XML directly from PL/SQL but if we have to add some
> > > operations that
> > > > > will be done better in Java (handling files...) we just
> > > need to produce
> > > > > XML from Java and use the same XSLT sheets as the PL/SQL
> > > operations. Our
> > > > > grahical designer won't even know if we are performing
> > > the logic in
> > > > > PL/SQL or Java. And you might ask then why use JSP
> > > instead of generating
> > > > > XML directly from servlets. Well, for the same reason we
> > > generate HTML
> > > > > through JSP instead of generating it directly from
> > > servlets, to make the
> > > > > result independent of the classes that implement it,
> > > easier to produce
> > > > > without getting into the code...
> > > > > Another reason why one would want to generate XML from
> > > JSP would be to
> > > > > be able to forward this result to diferent XSLT and
> > > produce WML, HTML,
> > > > > ... using the same functionality but with diferent XSLT.
> > > > > I understand that one might think, why add such an
> > > overhead... Again,
> > > > > JSPs are supposed not to be such an overhead because they
> > > are compiled
> > > > > into servlets the first time you access them (you might
> > > even precompile
> > > > > them sometimes) so they are more like a different way of
> > > specifying your
> > > > > output.
> > > > >
> > > > > So, IMHO, if you are just producing HTML, you are just
> > > performing your
> > > > > operations in Java and you don't have a designer that can
> > > play XSLT,
> > > > > then there's no need to go for XML. But if you want to
> > > produce different
> > > > > ouput formats reusing the same functionality, you need to
> > > seamlesly
> > > > > integrate different sources of the information into your
> > > HTML layer or
> > > > > you have a designer that can play XSLT then you can get
> > > some advantages
> > > > > by using XML and you might want to produce it from Java
> > > through JSP.
> > > > >
> > > > > Just my 2ec
> > > > > Dan
> > > > > -------------------------------------------
> > > > > Daniel Lopez Janariz ([EMAIL PROTECTED])
> > > > > Web Services
> > > > > Computer Center
> > > > > Balearic Islands University
> > > > > -------------------------------------------
> > > > >
> > > > >
> > > > > Shawn McKisson wrote:
> > > > > >
> > > > > > Why would you want to take data, convert it into
> > > another form of data
> > > > and
> > > > > > *then* convert it into HTML?
> > > > > >
> > > > > > This is like pouring yourself a cold beer by first
> > > pouring it from the
> > > > > > bottle into one mug, then pouring that mug into
> another mug.
> > > > > >
> > > > > > If a you have a JSP page which does emit XML, you could
> > > chain the output
> > > > of
> > > > > > that page through another servlet which performed
> the XML/XSL
> > > > conversion. So
> > > > > > the XML/XSL servlet would use the JSP page as a data source.
> > > > > >
> > > > > > There were some really good articles about 7-12
> months ago on
> > > > XML-INTEREST
> > > > > > about this.
> > > > > > If I can find them I will mail them to you.
> > > > > >
> > > > > > --shawn
> > > > > >
> > > > > > ----- Original Message -----
> > > > > > From: Robert Nicholson <[EMAIL PROTECTED]>
> > > > > > To: <[EMAIL PROTECTED]>
> > > > > > Sent: Wednesday, May 17, 2000 5:10 AM
> > > > > > Subject: Re: JSPs and XML.
> > > > > >
> > > > > > > I would like to know if a JSP app emits XML what
> > > component of existing
> > > > > > > application servers can translate that to whatever
> > > presentation
> > > > language
> > > > > > is
> > > > > > > prefered? I want to understand how XSLT fits into
> a JSP app's
> > > > > > architecture.
> > > > > > >
> > > > > > > ----- Original Message -----
> > > > > > > From: "Shawn McKisson" <[EMAIL PROTECTED]>
> > > > > > > To: <[EMAIL PROTECTED]>
> > > > > > > Sent: Tuesday, May 16, 2000 9:15 PM
> > > > > > > Subject: Re: JSPs and XML.
> > > > > > >
> > > > > > >
> > > > > > > > Just return XML tags instead of only HTML tags.
> > > > > > > > There is nothing special that needs to be done.
> > > > > > > >
> > > > > > > > If you are going to just turn around and reprocess
> > > the XML into HTML
> > > > > > using
> > > > > > > > something like XSL, then you are basically
> > > needlessly supporting two
> > > > > > > > presentation layers. You should reconsider your app
> > > architecture.
> > > > > > > >
> > > > > > > > --shawn
> > > > > > > >
> > > > > > > > ----- Original Message -----
> > > > > > > > From: Bilal Ali Nawaz <[EMAIL PROTECTED]>
> > > > > > > > To: <[EMAIL PROTECTED]>
> > > > > > > > Sent: Tuesday, May 16, 2000 1:36 AM
> > > > > > > > Subject: JSPs and XML.
> > > > > > > >
> > > > > > > >
> > > > > > > > > hi all,
> > > > > > > > > can anyone please direct me to some useful
> > > resources on the web
> > > > > > > concerning
> > > > > > > > how
> > > > > > > > > to output XML through a JSP? basically what i
> > > want to study is
> > > > that
> > > > > > can
> > > > > > > > XML be
> > > > > > > > > 'thrown' by a jsp just like HTML? and if so, how??
> > > > > > > > >
> > > > > > > > > thanking all of you in advance,
> > > > > > > > > bilal.
> > > > > > > > >
> > > > > > >
> > > >
> > > ______________________________________________________________
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> > > > >
> > > >
> > > ==============================================================
> > > =============
> > > > > To unsubscribe: mailto [EMAIL PROTECTED] with
> body: "signoff
> > > > JSP-INTEREST".
> > > > > Some relevant FAQs on JSP/Servlets can be found at:
> > > > >
> > > > > http://java.sun.com/products/jsp/faq.html
> > > > > http://www.esperanto.org.nz/jsp/jspfaq.html
> > > > > http://www.jguru.com/jguru/faq/faqpage.jsp?name=JSP
> > > > > http://www.jguru.com/jguru/faq/faqpage.jsp?name=Servlets
> > > > >
> > > >
> > > >
> > > ==============================================================
> > > =============
> > > > To unsubscribe: mailto [EMAIL PROTECTED] with body:
> > > "signoff JSP-INTEREST".
> > > > Some relevant FAQs on JSP/Servlets can be found at:
> > > >
> > > > http://java.sun.com/products/jsp/faq.html
> > > > http://www.esperanto.org.nz/jsp/jspfaq.html
> > > > http://www.jguru.com/jguru/faq/faqpage.jsp?name=JSP
> > > > http://www.jguru.com/jguru/faq/faqpage.jsp?name=Servlets
> > > >
> > >
> > > -----------------------------------------------------------
> > > Joseph B. Ottinger [EMAIL PROTECTED]
> > > http://cupid.suninternet.com/~joeo HOMES.COM Developer
> > >
> > > ==============================================================
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> > > Some relevant FAQs on JSP/Servlets can be found at:
> > >
> > http://java.sun.com/products/jsp/faq.html
> > http://www.esperanto.org.nz/jsp/jspfaq.html
> > http://www.jguru.com/jguru/faq/faqpage.jsp?name=JSP
> > http://www.jguru.com/jguru/faq/faqpage.jsp?name=Servlets
> >
> >
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> JSP-INTEREST".
> > Some relevant FAQs on JSP/Servlets can be found at:
> >
> > http://java.sun.com/products/jsp/faq.html
> > http://www.esperanto.org.nz/jsp/jspfaq.html
> > http://www.jguru.com/jguru/faq/faqpage.jsp?name=JSP
> > http://www.jguru.com/jguru/faq/faqpage.jsp?name=Servlets
> >
>
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>
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