[rules-users] Not conditional 'not' for event streams?
Edson Tirelli
tirelli at post.com
Sun Aug 30 22:58:54 EDT 2009
For "not" and "exists" on anything but a simple pattern, you need to wrap
it up in ( ). So, if you are using "from" you need to wrap up:
not ( AbortedEvent(exchangeId == $se.exchangeId, this after[0s,30s]
$se)
from entry-point "stream" )
[]s
Edson
2009/8/30 Barry Kaplan <groups1 at memelet.com>
>
> I'm trying to formulate a condition like:
>
> $se : StartEvent()
> from entry-point "stream"
>
> $fe : FinishedEvent(exchangeId == $se.exchangeId, this after[0s,30s]
> $se)
> from entry-point "stream"
>
> not AbortedEvent(exchangeId == $se.exchangeId, this after[0s,30s]
> $se)
> from entry-point "stream"
>
> A compile error is issued due to the use of 'not' on the last clause. Is
> this not supported? Is there another way to obtain this behavior.
>
> Even this simple clause is not value:
>
> not AbortedEvent() from entry-point "stream"
>
>
> ----
> The corresponding esper for this would be something like:
>
> select * from pattern [every s=StartEvent ->
> (f=FinishedEvent(exchangeId = s.echangeId) where timer:within(30
> sec)
> and not AbortedEvent(exchangeId = s.echangeId) where
> timer:within(30 sec)]
>
> --
> View this message in context:
> http://www.nabble.com/Not-conditional-%27not%27-for-event-streams--tp25217095p25217095.html
> Sent from the drools - user mailing list archive at Nabble.com.
>
> _______________________________________________
> rules-users mailing list
> rules-users at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/rules-users
>
--
Edson Tirelli
JBoss Drools Core Development
JBoss by Red Hat @ www.jboss.com
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