[rules-users] Any suggestions to implement exclusions and avoid update

[Wishing Carebear]

Hello,
Any pointers is greatly appreciated.

Thanks

On Monday, July 11, 2011, Wishing Carebear <wishing.carebear at gmail.com> wrote:
> Hi,
> Below are 2 rules, rule1 has higher precedence than rule2. Rule2 should not execute if Rule 1 executes.
> 1) One way to get this working is to check the null value.
> 2) If the update is not called, the Rule2 gets executed using the previous null value of potentialTheftRating.
>
> Is there any other way to implement this requirement.
>
>
>
> rule  "Rule 1 PotentialTheft0"    ruleflow-group "TheftRating0"
>     salience 10    no-loop    lock-on-active
>     when        $client : Client()        $policy : Service(productType == "Vehicle Insurance") from $client.service
>         $car : Vehicle(potentialTheftRating == null, vehicleType == vehicleTypeType.CAR, convertible == Boolean.TRUE) from $policy.vehicle    then
>         modify ($car) {            setPotentialTheftRating(  potentialTheftRatingType.HIGH )
>         }        update($client);end
>     rule  "Rule2 PotentialTheft0"    ruleflow-group "TheftRating0"
>     no-loop    lock-on-active    when
>         $client : Client()        $policy : Service(productType == "Vehicle Insurance") from $client.service
>         $car : Vehicle(potentialTheftRating == null,vehicleType == vehicleTypeType.CAR, price >= 20000, price <= 45000, highTheftProbabilty == Boolean.FALSE ) from $policy.vehicle
>     then        modify ($car) {            setPotentialTheftRating( potentialTheftRatingType.MODERATE )
>         }        update($client);end
>