Have you tried collect? something like... $alertFromDATA : Alert ( sourceName=="DATA") from $alert.alerts $list : ArrayList() from collect ($alertFromDATA)
You may even be able to combine both statements into one. Dont know if this will work, but you can try. -- View this message in context: http://drools.46999.n3.nabble.com/How-to-hold-a-Collection-of-Objects-in-memory-for-processing-tp4023537p4023539.html Sent from the Drools: User forum mailing list archive at Nabble.com. _______________________________________________ rules-users mailing list rules-users@lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users