[rules-users] MVEL expression

[Femke De Backere]

Thx!

Do you know where I could find a tutorial of MVEL in Drools, because I
looked at some MVEL tutorials yesterday and I didn't find the solution...

2009/3/17 Edson Tirelli <tirelli at post.com>

>
>    Left side of a constraint should always be a field name... no expression
> allowed. Either move the expression to the right side or use eval.
>
> Patient( sedation.ultiva > ( 0.1 - 0.02 ) )
>
>    Or even better:
>
> Patient(sedation.ultiva > 0.08)
>
>    []s
>    Edson
>
> 2009/3/16 Femke De Backere <femmyke at gmail.com>
>
>> Hi,
>>
>> The following expression keeps returning the error [112,32]: [ERR 103]
>> Line 112:32 no viable alternative at input '+' in rule
>> "RuleFlow-Split-masterproef.ruleflows.shortsedation-18-22" in pattern
>> Patient:
>> Patient(sedation.ultiva+0.02 > 0.1)
>> with sedation.ultiva returning a double
>> What am I doing wrong?
>> Thx,
>> Femke
>>
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>>
>>
>
>
> --
>  Edson Tirelli
>  JBoss Drools Core Development
>  JBoss, a division of Red Hat @ www.jboss.com
>
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