Please visit http://www.apache.org
Regards - George
Sujoy wrote:
> HI Peter ,
> Can u pls tell me from where u have looked at "cocoon, turbine and also
> jetspeed and also proxy
> servers eg squid." ?
>
> I have visited www.servlets.com but these things are not there .
>
> thanks in advance ..
>
> Sujoy
>
> ----- Original Message -----
> From: Peter Delahunty <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Friday, August 18, 2000 12:41 AM
> Subject: Re: Eloquent way to capture the output from a servlet from inside
> another servlet
>
> > Thanks nic
> >
> > I am trying to create a caching system. I did send another post earlier
> > about a caching system. An you suggested the getlastmodified() approach. I
> > looked at this with Jason Hunters implementation available at
> > www.servlets.com.
> >
> > I have also looked at cocoon, turbine and also jetspeed and also proxy
> > servers eg squid.
> >
> > None of these i have looked into in major depth yet. I just want to get a
> > list of options available for a caching system.
> >
> > My main requirements are fine grained control over the caching mechanism.
> > For example:
> >
> > if i have cached the request for
> >
> > www.host.com/products/product_browse.jsp?cat_id=123
> >
> > then i need to be able to refresh just that cache and nothing else rather
> > than refreshing all calls matching
> > "www.host.com/products/product_browse.jsp" regardless of the value of
> cat_id
> > like some cach system provide. I need fine grain control.
> >
> > I also need to still be able log information that is in the HTML file. I
> > have posted my problem all over the web and now through my own thoughts
> and
> > some valuable input from you guys (thanks nic) i am starting to come up
> with
> > a solid solution. Once i have tested it will will post it on the design
> > patterns of www.theserverside.com
> >
> > cheers.
> >
> > -----Original Message-----
> > From: Nic Ferrier [mailto:[EMAIL PROTECTED]]
> > Sent: Thursday, August 17, 2000 5:39 PM
> > To: [EMAIL PROTECTED]
> > Subject: Re: Eloquent way to capture the output from a servlet from
> > inside another servlet
> >
> >
> > >>> Peter Delahunty <[EMAIL PROTECTED]>
> > 17-Aug-00 5:04:18 PM >>>
> >
> > >I think this is a "shit" way of doing things so i challenge
> > >anyone here to come up with a better solution using servlets.
> > >The problem is servlets do not handle piping in the current
> > >spec !!!
> >
> > See the latest draft spec.
> >
> > http://java.sun.com/aboutJava/communityprocess/review.html
> >
> >
> > But the servlet API is unlikely to ever do precisely what you want to
> > do - it is request/response based and thus the chain is one whereby
> > the last link in the chain issues the response for all other members
> > of the chain.
> >
> > With *some* servlet engines you could overload the ServletResponse
> > object that you pass to the RequestDispatcher to return a caching
> > PrintWriter in the call to response.getWriter() but that seems an
> > awfull waste of effort.
> >
> > Why on earth do you want to do this?
> >
> > There are alternative systems around, based on top of servlets, that
> > allow you to do this sort of thing.
> >
> > See the Apache projects: Coccoon and Turbine.
> >
> >
> > Nic Ferrier
> >
> >
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