DeltaManager: calculation of deltas

2005-08-12 Thread Ryan Heaton
I'm trying to understand how the DeltaManager determines the deltas of a session. From what I could find out by browsing the source code, there is no way to know whether a session attribute is dirty unless is it "set" again, e.g. HttpSession.setAttribute(Object obj). In other words, if the follow

Re: DeltaManager: calculation of deltas

2005-08-14 Thread Peter Rossbach
Yes, the DeltaManager work as you describe. Only as set/removeAttribute the changes was replicated, this is an effective method that not all session attributes must be replicated at every request. Currently this replication method is the "quasi" standard at all cluster implementation that I hav