[rules-users] NPE from LHS of rule is not returned by Drools to calling program

Wolfgang Laun wolfgang.laun at gmail.com
Wed Mar 28 16:45:42 EDT 2012


It isn't thrown as a NPE, the trace says java.lang.RuntimeException.
-W

On 28 March 2012 22:42, scottleff <scott.leff at fbfs.com> wrote:

> No, the NPE is not thrown up to my java class that calls fireAllRules(),
> that
> is the problem.  I'm hoping someone who has lots of experience with
> Exception Handing in LHS of Drools rules can chime in here and say whether
> this is the default behavior for Drools.  If not, what might be causing the
> exception to be sent to System.err.
>
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