Sounds that you can use the Not Conditional Element for that right? something like
$a: EventA() not EventB(this after[1d] $a) On Fri, Oct 22, 2010 at 5:49 PM, Tina Vießmann <tviessm...@stud.hs-bremen.de > wrote: > Hi, > > I'm working on a use case where I want to know if 20 events with a > specific value are contained in at maximum the last 150 events. So far I > know what have to do. ;-) > My problem is that as extension to my condition, the rule shall also > trigger if one ore more events are missing. But I don't know the time > interval with which the events arrive, so that I don't know when a new > event should arrive and by implication I don't know about the absence of > an event. > > In our environment events arrive in "counts" and not in a specific time > interval as e.g. ever 1 second. So we talk about the last two or 150 > counts if we talk about the last two ore 150 data packages received. > Yes, behind a count always is a time interval, but only the data source > knows about the time interval. My recipient doesn't > Also the data of a data package is inserted in the working memory > independently, so that I have e.g. 10 data events instead of a single > package event. > (Now that you know that, my first sentence would be correctly: I want to > know if 20 counts of the max. last 150 counts have contained a specific > event.) > > If my explanation (or my attempt to explain) is difficult to understand, > please ask me what you want to know. > > I would be very happy about any ideas. > > Thank you. > Tina > _______________________________________________ > rules-users mailing list > rules-users@lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users > -- - CTO @ http://www.plugtree.com - MyJourney @ http://salaboy.wordpress.com - Co-Founder @ http://www.jbug.com.ar - Salatino "Salaboy" Mauricio -
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