you can register a shared resource and build a url for it. inside shared
resource you can simply call Session.get() to get to wicket session.

see application.getsharedresources();

alternatively you can extend WicketSessionFilter which will also allow you
to perform Session.get()


-igor


On 8/21/07, Thomas Singer <[EMAIL PROTECTED]> wrote:
>
> Disclaimer: I'm not experienced with filters or wicket resources.
>
> Is it possible to create a (shared) wicket resource which can be
> "filtered",
> so it only is accessible when the right flag is set in OurWebSession?
>
> Or would you suggest to write an own javax.servlet.Filter which does this
> flag-check and redirects internally to a hidden location which then is
> send
> to the client by Tomcat when the right flag is set?
>
> Thanks in advance.
>
> --
> Best regards,
> Thomas Singer
> _____________
> SyntEvo GmbH
> Brunnfeld 11
> 83404 Ainring
> Germany
> www.syntevo.com
>
>
> Igor Vaynberg wrote:
> > On 8/21/07, Thomas Singer <[EMAIL PROTECTED]> wrote:
> >> Hi Igor,
> >>
> >>> yep, DownloadLinks will block because requests to the same page are
> >>> serialized.
> >> Sorry, I don't understand, why links to downloadable resources should
> be
> >> blocking or serialized. Usually downloads are the larger parts of an
> >> application and hence should never lock the application.
> >
> >
> > because this is how this component is designed to work. if you dont like
> it
> > you can build your own that doesnt block.
> >
> >> to work around it register a shared resource or create a servlet that
> can
> >>> stream the file (resoureces in wicket are not serialized), then create
> a
> >>> link component that can build a download url.
> >> Well, I guess, we can't use a servlet, because wicket is registered to
> >> "/*", so it will get everything.
> >
> >
> > wicket is a filter, so even though it is mapped to /* it will let urls
> that
> > are not wicket urls pass through. how do you think it lets you download
> > static images...
> > so if you map your wicket filter on /* and the servlet on /download and
> yo
> > have no "download" mount in wicket the filter will let /download/*
> requests
> > go to the servlet.
> >
> > -igor
> >
> >
> > Could you please give some more hints
> >> about shared resources? I've tried to search
> >> http://cwiki.apache.org/WICKET/ without luck.
> >>
> >> Alternatively, is it possible to complete shut off the serialization
> >> (which seems to cause this and maybe even other blocking problems)?
> >>
> >> --
> >> Best regards
> >> Thomas Singer
> >> _____________
> >> SyntEvo GmbH
> >> Brunnfeld 11
> >> 83404 Ainring
> >> Germany
> >>
> >>
> >> Igor Vaynberg wrote:
> >>> yep, DownloadLinks will block because requests to the same page are
> >>> serialized.
> >>>
> >>> to work around it register a shared resource or create a servlet that
> >> can
> >>> stream the file (resoureces in wicket are not serialized), then create
> a
> >>> link component that can build a download url.
> >>>
> >>> -igor
> >>>
> >>>
> >>> On 8/20/07, Thomas Singer <[EMAIL PROTECTED]> wrote:
> >>>> Hi,
> >>>>
> >>>> We are using Wicket 1.3 beta 2 running in Tomcat and have a couple of
> >>>> DownloadLinks on a page (created with 'new DownloadPage(parameters)')
> >> for
> >>>> larger files (a couple of MB). I open different tabs of the same page
> >> in
> >>>> Opera and click these download links, so the downloads should happen
> in
> >>>> parallel. Unfortunately, the web-application seems to hang until the
> >>>> previous files were completely downloaded. Even normal pages do not
> >> show
> >>>> up.
> >>>>
> >>>> This does not happen for other websites (so our internet connection
> >>>> couldn't
> >>>> be the reason) and not for the same project with
> >>>> old-JSP-/Servlet-technology
> >>>> at a different server running in the same version of Tomcat.
> >>>>
> >>>> Is this a known problem? How to work around?
> >>>>
> >>>> --
> >>>> Best regards,
> >>>> Thomas Singer
> >>>> _____________
> >>>> Syy____ntEvo GmbH
> >>>> Brunnfeld 11
> >>>> 83404 Ainring
> >>>> Germany
> >>>> www.syntevo.com
> >>>>
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> >>>>
> >>>>
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> >>
> >
>
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