C�cile QUERAN wrote:
> 
> Is there a way to gzip the output of a JSP ?
> 
> Based on the HTTP Accept-Encoding header field, I open a GZIPOutputStream if
> supported by the client browser, and I send the response.getOutputStream in
> it. This is within a servlet.
> 
> When I just write directly in the GZIPOutputStream, it works fine.
> 
> When I try to include a JSP's content (with the include method of the
> RequestDispatcher), a problem arises : the first out.write in the service
> method of my compiled JSP throws an IllegalStateException "OutputStream
> already in use".
> 
> Apparently, this comes from the HttpResponseAdapter which has two parameters
> to indicate whether "out" is a PrintWriter or an OutputStream. My initial
> response.getOutputStream sets the useStream field to true while the JSP
> framework tries to instantiate a PrintWriter. (the problem is at least on
> Tomcat 3.1)
> 
> I know I can rewrite my JSP as a servlet, which would solve the problem, but
> for maintenance purpose, I 'd rather keep a JSP (in fact, it includes many
> other JSPs, leading to 81 kBytes, hence the need for compression).
> 
> Thanks in advance.
> 
>                             L. QUERAN

Why not to call the JSP from your servlet, cache the output HTML and
include this in your stream?

-- 
     /) John Clark Naldoza y Lopez                           (\
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