I have implemented and it works OK, the user can have multiple windows open and within reason use the back / forward buttons. The problem is what do you do if they backup and then take a different action. You need to have some way of recovering the path in a graceful way, without the user loosing to much of the information they may have typed.
Edgar > -----Original Message----- > From: Adam Hardy [mailto:[EMAIL PROTECTED] > Sent: Wednesday, August 06, 2003 5:41 AM > To: 'Struts Users Mailing List' > Subject: Re: transaction tokens > > > I was thinking there might be a way of controlling transactions by > saving all tokens in the session once they are used, and then if it > crops up again, not allowing the execution. > > Would be simple to implement with a hashmap I think. > > What's the likelihood of 2 transaction tokens being > identical, over the > course of a user session? > > (Theoretically you could apply the same principle to action > forms,saving > them against a transaction token and then sorting it out in a > base class > during form.reset() (exceptionally seat-of-pants thinking)) > > Andrew Hill wrote: > > oops, yep. Should have specified that. Only for a session mapped > > actionform will there be a problem. The request ones are of > course not > > affected by the problem. > > > > -----Original Message----- > > From: Adam Hardy [mailto:[EMAIL PROTECTED] > > Sent: Wednesday, 6 August 2003 17:56 > > To: Struts Users Mailing List > > Subject: Re: transaction tokens > > > > > > Andrew Hill wrote: > > > >>I dont believe so. :-( > >> > >><btw> > >>Likewise for multiple actionforms (for the same mapping) > when you have > >>>1 windows open (such as you might want for editing several records > >>selected from a list in the main window...) </btw> > > > > > > what's the problem with that? You mean you have the action > form in the > > session? > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
