[rules-users] Rule problem

[Femke De Backere]

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		_______________________________________________
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>
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