I see. That sounds good. Does this mean Jess automatically evaluates the rules when i call the Modify for every second i update the Time?
2008/5/8 Ernest Friedman-Hill <[EMAIL PROTECTED]>: > > On May 8, 2008, at 9:24 AM, ivo jonker wrote: > > Thanks a lot, this is exactly what i was looking for. > > > > I've just ordered the book: Jess in action and it should arrive shortly. > > I'm looking forward to it and i know it will be usefull. > > > > Anyway, while i'm at it. I was wondering how JESS would be suitable for > > using Time as a fact. I believe jess is not able to respond 100% real-time, > > so i guess it's useless using time as a fact when testing for changes into > > seconds... I might be wrong though. > > > > > > > > It works fairly well, actually. You have a fact like > > (time (seconds 87268726)) > > and then have a thread, either written in Java or in Jess, which keeps a > reference to this Fact object and uses Rete.modify() or (modify) to update > the "seconds" slot periodically. Then your rules can just match that slot > however they like and when the fact is updated the matches are evaluated. > > > --------------------------------------------------------- > Ernest Friedman-Hill > Informatics & Decision Sciences Phone: (925) 294-2154 > Sandia National Labs FAX: (925) 294-2234 > PO Box 969, MS 9012 [EMAIL PROTECTED] > Livermore, CA 94550 http://www.jessrules.com > > > > > > -------------------------------------------------------------------- > To unsubscribe, send the words 'unsubscribe jess-users [EMAIL PROTECTED]' > in the BODY of a message to [EMAIL PROTECTED], NOT to the list > (use your own address!) List problems? Notify [EMAIL PROTECTED] > -------------------------------------------------------------------- > > >
