Re: [rules-users] Mvel autoboxing math

Joe White wrote: > > The drl test case below illustrates a problem with math inside of > drools when using the mvel dialect. When using autoboxing the order > of operations (and parens) are not respected. This is using drools > 5.0M1 and mvel-2.0-dp4.jar. The correct answer is 80 and the answer > provided with autoboxing in the mvel dialect is 100. > > > > I'm uncertain of how to create a viable test case in pure mvel to add > it to their jira. Any help is appreciated, > Drop in the newer MVEL, I believe this is fixed - if it's not open a JIRA over at MVEL. http://mvel.codehaus.org/

> > > > Thanks, > > > > Joe > > > > > > *package* test; > > > > *dialect* "mvel" > > > > *rule* "TestRule" > > *when* > > *then* > > > > *double* value=(2**new* Double("50"))-10-10; > > System.out.println(value); > > > > *double* valueTwo=(2*50)-10-10; > > System.out.println(valueTwo); > > *End* > > * * > > *RESULTS* > > Wrong = 100.0 > > Right = 80.0 > > ------------------------------------------------------------------------ > > _______________________________________________ > rules-users mailing list > rules-users(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users >