So are different frames within the same browser window independant concerning the
HttpSession and will
all frames access different session objects? If yes frame2 will not be able to use the
session initiated by frame1?
Correct?
Who can help me on this?
Axel, Lannion/France
> -----Original Message-----
> From: Duane Morse [SMTP:[EMAIL PROTECTED]]
> Sent: mercredi 22 novembre 2000 19:09
> To: [EMAIL PROTECTED]
> Subject: Re: synchronized(HttpSession) - Why should I??
>
> An HttpSession is an interface, so there's no telling whether the underlying
> routines
> are synchronized or not; that depends on the servlet container. Hence,
> whether you
> need to synchronize operations yourself depends on your framework.
>
> If you don't allow independently working
> frames in the browser, and if you assume that the user won't open multiple
> browser windows,
> then you don't need synchronization -- there's only going to be one thread
> accessing the
> session data at a time in that framework.
>
> If you're not sure about whether those assumptions apply to your case,
> however, go ahead and add
> synchronization. The overhead isn't all that much, especially when you're
> talking about
> a small number of accesses per request.
>
> Duane Morse, Eldorado Computing Inc., Phoenix AZ
>
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