You can try subclassing HttpServletRequest and filter the headers.
-Matej
On 6/28/07, Johan Compagner <[EMAIL PROTECTED]> wrote:
> it could be that we set the headers again after that in the chain.doFilter
> call.
>
>
>
>
> On 6/28/07, Nino Saturnino Martinez Vazquez Wael < [EMAIL PROTECTED]>
> wrote:
> > Hi Matej
> >
> > I've tried adding this:
> >
> > public void doFilter(ServletRequest servletRequest,
> > ServletResponse servletResponse, FilterChain filterChain)
> > throws IOException, ServletException {
> >
> > if (servletRequest instanceof HttpServletRequest) {
> > HttpServletRequest request = (HttpServletRequest)
> > servletRequest;
> >
> > /*
> > * First check if wicket ajax header are present, if true
> > then add
> > * missing parameter
> > */
> >
> > if (isHeaderPresent(request, Wicket_AJAX_HEADER)) {
> > if (LOG.isDebugEnabled()) {
> > LOG.debug("Got a wicket ajax header for domain: "
> > + request.getServerName());
> > }
> >
> > if (servletResponse instanceof HttpServletResponse) {
> > if (LOG.isDebugEnabled()) {
> > LOG.debug("Trying to add " + CACHE_HEADER + ", "
> > + CACHE_NO_STORE);
> >
> > }
> > HttpServletResponse response =
> (HttpServletResponse)
> > servletResponse;
> > response.addHeader(CACHE_HEADER, CACHE_NO_STORE);
> > if (LOG.isDebugEnabled()) {
> > LOG.debug("Header added sucessfully, has these "
> > + CACHE_HEADER + "'s:");
> > Enumeration enum =
> request.getHeaders(CACHE_HEADER);
> > while (enum.hasMoreElements()) {
> >
> > String header = (String)
> enum.nextElement();
> > LOG.debug(header);
> > }
> >
> > }
> >
> > }
> > }
> > }
> > filterChain.doFilter(servletRequest, servletResponse);
> > }
> >
> > However it does not seem to add the header? Hoping you can tell what
> > wrong? Log tells me that the filter does get activated and adds to
> > header.. But on the web page firebug does not report that the header are
> > there...
> >
> >
> > regards Nino
> >
> > Matej Knopp wrote:
> > > I think we could make this by default in wicket. Until then, you can
> > > make a filter, that checks if the request contains wicket-ajax header,
> > > and when it does, add the cache-control no-store header.
> > >
> > > -Matej
> > >
> > > On 6/27/07, Nino Saturnino Martinez Vazquez Wael
> > > <[EMAIL PROTECTED] > wrote:
> > >
> > >> Hi
> > >>
> > >> We are having some troubles using wicket and Oracle web server. It's
> > >> some of our ajax calls that just hangs. By hanging I mean that if we
> > >> click an ajax triggering control, if fires the event and just never
> gets
> > >> a response. Debuggin a little deeper it seems that wicket does not even
> > >> gets the request. We are suspecting that it has something todo with the
> > >> oracle web cache.
> > >>
> > >> So the ajax call sends some attributs with it to avoid being cached,
> > >> however it's missing the cache-control="no-store". We are not sure
> > >> that this are causing our troubles. How can I make the ajax call
> include
> > >> the attribute?
> > >>
> > >> Has anybody some ideas about this?
> > >>
> > >>
> > >> I've tested the application on jetty, and here it works without any
> > >> problems.
> > >>
> > >>
> > >> any help highly appreciated.
> > >>
> > >>
> > >> regards Nino
> > >>
> > >>
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