I think the only way to get a race condition in the session scope is to have multiple concurrent requests from the same browser. This can happen if you're using frames, tabbed windows, or if you use JavaScript to open another browser window.
Vince Bonfanti http://blog.newatlanta.com New Atlanta Communications, LLC http://www.newatlanta.com > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Joe Ferraro > Sent: Monday, June 20, 2005 11:05 AM > To: [email protected] > Subject: RE: [CFCDev] manipulating an object in session > > Thanks Joe, > > Can you give me some examples of possible race conditions in > session scope? > I'm not afraid to admit that locking a race conditions are > something that I still need a stern talking to about. I think > I understand how it applies to things that are in the > application scope but I'm not sure how it applies to session > scope and moreover objects. > > Thanks, session locking is a bit of a grey area for me! > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Joe Rinehart > Sent: Monday, June 20, 2005 9:28 AM > To: [email protected] > Subject: Re: [CFCDev] manipulating an object in session > > Hey Joe, > > AFAIK, if there's no chance of a race condition taking place, > you don't need to lock the session-scoped CFC for concerns of > memory corruption. > > -Joe > > On 6/20/05, Joe Ferraro <[EMAIL PROTECTED]> wrote: > > > > > > > > What is the best method for manipulating an object in session? For > > example > I > > keep a cart object in session to store shopping cart data. > Lets say I > > want to call the add method of that object. I have a > cartFacade which > > I use to get the object from session, but I've noticed that it only > > returns a reference to the object in session so I'm running on the > > assumption that editing that object without locking it isn't good > > practice. On the other > end > > it seems strange to call an object from the cartFacade and > then put a > > lock on the object within the method that is manipulating > the object. > > What's > best > > practice for dealing with this? > > > > > > > > Thanks in advance! > > > > > > > > Joe Ferraro > > ---------------------------------------------------------- > > You are subscribed to cfcdev. To unsubscribe, send an email to > > [email protected] with the words 'unsubscribe cfcdev' as > the subject > > of > the > > email. > > > > CFCDev is run by CFCZone (www.cfczone.org) and supported by > CFXHosting > > (www.cfxhosting.com). > > > > CFCDev is supported by New Atlanta, makers of BlueDragon > > http://www.newatlanta.com/products/bluedragon/index.cfm > > > > An archive of the CFCDev list is available at > > www.mail-archive.com/[email protected] > > > -- > Get Glued! > The Model-Glue ColdFusion Framework > http://www.model-glue.com > > > ---------------------------------------------------------- > You are subscribed to cfcdev. To unsubscribe, send an email to > [email protected] with the words 'unsubscribe cfcdev' as the > subject of the > email. > > CFCDev is run by CFCZone (www.cfczone.org) and supported by CFXHosting > (www.cfxhosting.com). > > CFCDev is supported by New Atlanta, makers of BlueDragon > http://www.newatlanta.com/products/bluedragon/index.cfm > > An archive of the CFCDev list is available at > www.mail-archive.com/[email protected] > > > > > > ---------------------------------------------------------- > You are subscribed to cfcdev. To unsubscribe, send an email > to [email protected] with the words 'unsubscribe cfcdev' as > the subject of the email. > > CFCDev is run by CFCZone (www.cfczone.org) and supported by > CFXHosting (www.cfxhosting.com). > > CFCDev is supported by New Atlanta, makers of BlueDragon > http://www.newatlanta.com/products/bluedragon/index.cfm > > An archive of the CFCDev list is available at > www.mail-archive.com/[email protected] > > > ---------------------------------------------------------- You are subscribed to cfcdev. To unsubscribe, send an email to [email protected] with the words 'unsubscribe cfcdev' as the subject of the email. CFCDev is run by CFCZone (www.cfczone.org) and supported by CFXHosting (www.cfxhosting.com). CFCDev is supported by New Atlanta, makers of BlueDragon http://www.newatlanta.com/products/bluedragon/index.cfm An archive of the CFCDev list is available at www.mail-archive.com/[email protected]
