Igor, thank you for the correction. Really appreciated. Thanks!


--- On Sun, 7/26/09, Igor Vaynberg <igor.vaynb...@gmail.com> wrote:

> From: Igor Vaynberg <igor.vaynb...@gmail.com>
> Subject: Re: Questions about Wicket sessions
> To: users@wicket.apache.org
> Date: Sunday, July 26, 2009, 4:23 PM
> no, incorrect. multiple browser tabs
> can be used to access the same
> session instance simultaneously.
> 
> -igor
> 
> On Sun, Jul 26, 2009 at 1:17 PM, David Chang<david_q_zh...@yahoo.com>
> wrote:
> >
> >
> > Erik, thanks for your input.
> >
> >> Please note "Sessions are not thread-safe" in
> Wicket
> >> context means that the Session /object/ is not
> thread-safe.
> >> Note that requests that fall within a session
> (except for
> >> resources) are handled serially. Only when you use
> session
> >> clustering this guarantee can not be made.
> >
> > So if I dont use clustered web servers, custom methods
> on a custom session object do not need be "synchronized".
> Put it another way, Wicket session is thread-safe in case of
> a single web server. Correct?
> >
> > Cheers.
> >
> >
> > --- On Sun, 7/26/09, Erik van Oosten <e.vanoos...@grons.nl>
> wrote:
> >
> >> From: Erik van Oosten <e.vanoos...@grons.nl>
> >> Subject: Re: Questions about Wicket sessions
> >> To: users@wicket.apache.org
> >> Date: Sunday, July 26, 2009, 2:08 PM
> >> David,
> >>
> >> Please note "Sessions are not thread-safe" in
> Wicket
> >> context means that the Session /object/ is not
> thread-safe.
> >> Note that requests that fall within a session
> (except for
> >> resources) are handled serially. Only when you use
> session
> >> clustering this guarantee can not be made.
> >>
> >> 1. It depends on the browser. All modern browsers
> will make
> >> it one session.
> >>
> >> 2. Same answer.
> >>
> >> 3. No. Wicket does this for you.
> >>
> >> Regarding your question on session storage: you'll
> be hard
> >> pressed to find a more performant solution to
> Wicket's http
> >> session disk store. Perhaps that memory solutions
> would work
> >> better.
> >>
> >> Regards,
> >>    Erik.
> >>
> >>
> >> David Chang wrote:
> >> > Reading <<Wicket in Action>> to
> learn
> >> Wicket, I understand that sessions are not
> thread-safe. I
> >> have the following questions about a Wicket app:
> >> >
> >> > 1. If I open another tab on the same browser
> (IE or
> >> FF), visitor activities on the same Wicket app
> are
> >> considered in the same session?
> >> >
> >> > 2. If I start IE or FF in another window,
> visitor
> >> activities on the same Wicket app are considered
> in the same
> >> or different session?
> >> >
> >> > 3. If dirty() is called within a method of
> custom
> >> session object, then it is the developer's
> responsibility to
> >> implement dirty() to synchronize with other
> clustered web
> >> servers, correct?
> >> >
> >> > Thanks!
> >> >
> >> >
> >>
> >>
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> >>
> >
> >
> >
> >
> >
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> >
> 
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