Definitely a bug - please raise a JIRA with the trimmings. -W
On 1 May 2013 15:18, burmanator <[email protected]> wrote: > I have 2 objects, Foo and Bar. Foo can store an instance of Bar. I am > trying > to create a list of all the Bar objects that correspond to all the Foo > objects with a given name. > > the line in my rule I am using is: > > Foo($name : Name) > > $list : List() from accumulate( Foo( Name == $name, $b : Bar != null), > collectList($b)) > > Yet when I print out the list, it includes null elements. But if I instead > make the rule: > > $list : List() from accumulate( Foo( Name == $name, $b : Bar != null), > collectList($b!=null)) > > I get false for all the null Bar objects. > > Am I missing something? > > > > -- > View this message in context: > http://drools.46999.n3.nabble.com/having-trouble-using-accumulate-to-create-a-list-of-non-null-objects-tp4023606.html > Sent from the Drools: User forum mailing list archive at Nabble.com. > _______________________________________________ > rules-users mailing list > [email protected] > https://lists.jboss.org/mailman/listinfo/rules-users >
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