Re: [rules-users] Rule problem

From: Femke De Backere <femmyke(a)gmail.com&gt; Subject: Re: [rules-users] Rule problem To: "Rules Users List" <rules-users(a)lists.jboss.org&gt; Date: Sunday, May 3, 2009, 6:18 PM Thx for the answer. I tried this but I doesn't seem to work. For a BMI of 20, i get the result "ondergewicht", and it should be "normal". Op 4-mei-09, om 01:04 heeft Ingomar Otter het volgende geschreven: > Femke, > The "Overgewicht| rule matches for _two_ BMIClass facts, one with bmi >- 25 and one for BMIClass <30. > If you want to apply multiple constraints to a single fact you have to list them as such: > >> rule "Overgewicht" >> when >> bmiClass : BMIClass(bmi >= 25 && bmi <30) >> then >> System.out.println("U heeft overgewicht"); >> end > > > Cheers, > Ingomar > > > Am 04.05.2009 um 00:48 schrieb Femke De Backere: > >> Hi! >> >> I want to make en BMI rule application, so I need to test the BMI values. But in rule "Overgewicht" and "Normaal", I need to use an AND, but it doesn't seem to work in any way I tried. >> >> Does anybody see the problem? The rest of the application is based on de sample project (created when making a new Drools project). >> >> Thx, >> >> Femke >> >> package bmi >> >> import bmi.DroolsTest.BMIClass; >> >> rule "Overgewicht" >> when >> bmiClass : BMIClass(bmi >= 25) >> bmiClass : BMIClass(bmi < 30) >> then >> System.out.println("U heeft overgewicht"); >> end >> >> rule "Obesitas" >> when >> bmiClass : BMIClass($bmi : bmi >= 30) >> then >> System.out.println("U heeft obesitas"); >> end >> >> rule "Ondergewicht" >> when >> bmiClass : BMIClass($bmi : bmi < 18.5) >> then >> System.out.println("U heeft ondergewicht"); >> end >> >> rule "Normaal" >> when >> bmiClass : BMIClass(bmi >= 18.5) >> bmiClass : BMIClass(bmi < 25) >> then >> System.out.println("U heeft een normaal gewicht"); >> end _______________________________________________ >> rules-users mailing list >> rules-users(a)lists.jboss.org >> https://lists.jboss.org/mailman/listinfo/rules-users > > _______________________________________________ > rules-users mailing list > rules-users(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users _______________________________________________ rules-users mailing list rules-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users