Can someone provide a summary of the new syntax? A BNF would be great. I guess if it's just WHEN/THEN there's no need. I don't see any mention of this on this on the http://drools.codehaus.org/ pages...
________________________________ From: Peter Van Weert [mailto:[EMAIL PROTECTED] Sent: Thu 4/13/2006 11:01 AM To: [email protected] Subject: Re: [drools-user] Using While in drools It is the Drools 3 lingo: http://labs.jboss.com/jbossrules It is just the new and improved way of writing if-then rules, but still without the else! Dmitry Goldenberg wrote: > What is this lingo that you guys are using, the when/then etc.? Is this > supported by Drools? Everyone just pushed back on me saying they're not > going to support the ELSE construct and here you are talking about a WHEN? > I'm confused. Please explain to a novice :) > > Thank you. > > ________________________________ > > From: news on behalf of Russ Egan > Sent: Thu 4/13/2006 10:42 AM > To: [email protected] > Subject: Re: [drools-user] Using While in drools > > > > I'm a neophyte at this as well, but I think I'd assert all the elements of > the list into WM. > > Then the rule would just be: > > rule > when > Element() > then > doSomething(); > end > > Or, if you need to only trigger something when the item is added to the list, > assert the list as a fact: > > rule > when > $e : Element() > ActionableElements(elements contains $e) > then > doSomething(); > end > > > Hello eliane, > > >>Hello, >>i'm trying to do the following with drools >>Suppose we have an arrayList in our drl File and we want to compare >>each >>element in the list to a certain value if they 're equal then do >>something >>for each (element in List) >>if (element == value) >>doSomething() >>else >>next(); >>how can i utilize the while logic with drools? >> >>-- >> >>Eliane >> > > > > > > >
