[rules-users] Greater than or less than in eval

[Wolfgang Laun]

2011/1/19 Mohod, Akash <Akash.Mohod at morganstanley.com>

>  Just saw this mail .  My case was a slightly different.  The Double there
> is one that we use in Mvel as in when we do something like
>
>
>
> $age : Double () from accumulate ( )
>
>
>
> I was using this to compare with double in java .  Hope this is clear.
>


Is this "Double" java.lang.Double?


>
>
> Regards,
>
> Akash
>
>
>
>
>
> *From:* rules-users-bounces at lists.jboss.org [mailto:
> rules-users-bounces at lists.jboss.org] *On Behalf Of *Wolfgang Laun
> *Sent:* Tuesday, January 18, 2011 4:25 PM
> *To:* Rules Users List
> *Subject:* Re: [rules-users] Greater than or less than in eval
>
>
>
> Double as in java.lang.Double? This would be strange, since these types
> sure are compatible.
> -W
>
> 2011/1/18 Mohod, Akash <Akash.Mohod at morganstanley.com>
>
> Thanks Wolfgang. Good spot there. The data types were not matching . Fixed
> now.
>
> One of them was double and other was Double.
>
>
>
> Regards,
>
> Akash
>
>
>
>
>
> *From:* rules-users-bounces at lists.jboss.org [mailto:
> rules-users-bounces at lists.jboss.org] *On Behalf Of *Wolfgang Laun
> *Sent:* Tuesday, January 18, 2011 1:57 PM
> *To:* Rules Users List
> *Subject:* Re: [rules-users] Greater than or less than in eval
>
>
>
> Space after "$"?
>
> Error message?
>
> Types of Employee.age, Event.ageLimit?
>
> It would be preferable to to use
>
> when
>
>                 Employee ($name : name, $age : age)
>
>                 Event ($eventName : eventName, ageLimit > $age)
>
> then
>
> -W
>
> 2011/1/18 Mohod, Akash <Akash.Mohod at morganstanley.com>
>
> Hi,
>
>
>
> I am trying to write the following rule using Drools 5.1 but having issues.
>
>
>
> when
>
>                 Employee ($name : name, $ age : age)
>
>                 Event ($eventName : eventName , $ageLimit : ageLimit)
>
>                 eval($age < $ ageLimit)
>
> then
>
>                 System.out.println (“ Can participate in the event ”);
>
> end
>
>
>
>
>
> The rule fails to compile.
>
>
>
> Regards,
>
> Akash
>
>
>
>
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