You'll need to create a new subclass of AbstractPage that sets the content
type ... you'll need to create a simple subclass of BaseMarkupWriter (pretty
much identical to WMLMarkupWriter, except for content type). You should not
do it from the servlet.
----- Original Message -----
From: <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Friday, June 14, 2002 4:39 AM
Subject: Re: [Tapestry-developer] XML Processing & Other Stuff
>
> Everything you are saying is possible. The only part I don't know off the
> top of my head is whether putting XML into the templates and resetting the
> content type will do it. You can dig through BaseComponent's render method
> to see how it's writing to the IResponseWriter. I would think everything
> will fly, though there is a very slim chance it's an HTMLResponseWriter
> down there somewhere.
>
> You should be concerned about the performance of this architecture since
> XSLT is slow. Maybe not the best plan, though I don't have direct
> experience or empirical data.
>
> -C
>
>
>
>
> |--------+---------------------------------------------->
> | | "Craig Gregory" |
> | | <[EMAIL PROTECTED]> |
> | | Sent by: |
> | | [EMAIL PROTECTED]|
> | | eforge.net |
> | | |
> | | |
> | | 06/13/2002 07:25 PM |
> | | |
> |--------+---------------------------------------------->
>
>---------------------------------------------------------------------------
-----------------------|
> |
|
> | To: <[EMAIL PROTECTED]>
|
> | cc:
|
> | Subject: [Tapestry-developer] XML Processing & Other Stuff
|
> |
|
>
>---------------------------------------------------------------------------
-----------------------|
>
>
>
> I posted the following a couple of days ago, is it not getting through or
> does no one have any thoughts ?
>
> I am trying to add another layer of abstraction to Tapestry when rendering
> the final HTML output. Using Tapestry to pull data from the application
and
> notify the application when HTML gestures occur is the way to go, but I am
> looking to add enterprise and/or user look-and-feel to the application. I
> am thinking XML/XSLT processing of the native Tapestry output. I would
> place XML makers in the Tapestry template files of Tapestry components,
and
> then have the container (Orion in my case) post-process the output from
> Tapestry.
>
> Some of what I want to do would be to reorder the output stream base on
> look-and-feel parameters. Is this a sound strategy or am I missing
> something that Tapestry already can do ?
>
> To implement the strategy, would the following work ? I would sub-class
> ApplicationServlet and overload the doService() method to set the Context
> Type of the response.
>
> abstract public class MyApplicationServlet extends
> net.sf.tapestry.ApplicationServlet {
>
> protected void doService(HttpServletRequest request,
> HttpServletResponse response)
> throws IOException, ServletException {
>
> response .setContectType ("text/xsl") ;
> super .doService (request, response) ;
> }
> }
>
> The container would then process the response after Tapestry is done. The
> XML makers I would place in the corresponding template files would pass
> information onto the XSLT process. Assuming that Tapestry will pass any
> embedded information in component template file as is. Actually I plan to
> make the Context Type dependent on a properties file associated with each
> Tapestry page. What are your suggestions or where to place the processing
> of this information ?
>
> I also see where it might be prudent to generate Tapestry output from
> inside a component (not from the template file). I would implement this
> kind of processing by sub-classing BaseComponent and overwriting the
render
> () method. Are there any simple examples of this ?
>
> Craig J. Gregory
> Dir. of Information Srevices
> Blue Mountain Community College
> PO Box 100
> 2411 NW Carden Av.
> Pendleton, OR 97801
> (541) 278-5825
>
> Craig J. Gregory
> Dir. of Information Srevices
> Blue Mountain Community College
> PO Box 100
> 2411 NW Carden Av.
> Pendleton, OR 97801
> (541) 278-5825
>
>
>
>
> _______________________________________________________________
>
> Don't miss the 2002 Sprint PCS Application Developer's Conference
> August 25-28 in Las Vegas -
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>
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