Jeremy Quinn dijo: > > On Tuesday, July 15, 2003, at 02:19 PM, Vadim Gritsenko wrote: > >> Christopher Oliver wrote: >> >>> Continuations do not require the session. But the session is needed >>> to support cases where you use JS global variables to share data >>> between multiple top level page flows. > > <snip/> > >> Back to Antonio's suggestion. Can we have a configuration of the flow >> controller specifying where to store those global variables? Context, >> session, and request (that should be analogue to "no session", right?) >> can be possible values. > > I am using global variables in two situations .... > > 1. Static Variables > > stuff like could easily be in the Application or Request Context: > > var Beans = { > COVERAGE : "org.iniva.archive.Coverage", > PERSON : "org.iniva.archive.Person", > PROJECT : "org.iniva.archive.Project", > RESOURCE : "org.iniva.archive.Resource", > TYPE : "org.iniva.archive.Type", > URL : "org.iniva.archive.Url", > USER : "org.iniva.archive.User" > }
This type of static variables are true constants? If this is true, then we are talking about constants and not about global variables. > > 2. The User's login details > > this could have been handled by an authentication Action in the > SiteMap, or even in the Container. Yep, but this is related to the user. There are not global variables at the high level. > > While I do actually use Continuations in some functions, I strenuously > avoid keeping any other 'app state' in Global variables, so that the > user can have multiple browser windows open with different independent > tasks in progress in each one. > > If there are going to be ways of externally configuring how Global > Variables are stored, I think we need to take into account a possible > need to store different variable sets in different ways. > > I do not believe that a global setting in Cocoon.xconf would be a good > idea though, I will have multiple FlowApps in one Cocoon Instance, they > by no means would want to share the same settings. I agree with you. Thiere is one OO rule: Avoid the use of global variables. Best Regards, Antonio Gallardo.