[rules-users] A Simple Rule ( using Guided editor )

[Ashish Soni]

Hi All ,

I am just trying to write a simple rule but not sure how can i write it ,
Please help me as i am new to drools and still in the learning phase .

I have a below Fact  with three fields

Person

    firstName
    lastName
    fullName


Now i want to assign fullName = firstName + lastName which i am not able to
find out how can i do that.

I am able to define the *when *part using guided editor but able to
define *then
*part , Please help

*rule "PersonRules"
    dialect "mvel"
    when
        p : Person( firstName != "" && lastName != "" )
    then*

Thanks,
Ashish
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