[rules-users] General rules in spreadsheet.

[Mauricio Salatino]

you can remove p, because in the spreadsheet you are not using it..
in the rules you use p to print the type of the product but in the
spreadsheet you are hardcoding the value in the "what to print" column

2010/7/27 tom ska <tiberium.linux at gmail.com>

> Hello,
> I want to use StatelessSession with spreadsheet. I wrote few rules in DRL,
> but I cant do it in spreadsheet. First I want to present rules and class
> that is used by rules:
>
> public class CProduct {
>
>     private String name;
>     private int value;
>
>     public CProduct ()
>     {
>         name = "empty";
>         value = 0;
>     }
>
>     public CProduct (String name, int value)
>     {
>         this.name = name;
>         this.value = value;
>     }
>
>     public String getName() {
>         return name;
>     }
>     public void setName(String name) {
>         this.name = name;
>     }
>     public int getValue() {
>         return value;
>     }
>     public void setValue(int value) {
>         this.value = value;
>     }
> }
>
> Rules:
>
> rule "Case A"
> salience 1
> activation-group "g1"
>     when
>         p : CProduct( name == "A" )
>     then
>         System.out.println("Special product: " + p.getName());
> end
>
> rule "Case B"
> salience 1
> activation-group "g1"
>     when
>         p : CProduct( name == "B" )
>     then
>         System.out.println("Special product: " + p.getName());
> end
>
> rule "Case general"
> salience 0
> activation-group "g1"
>     when
>         p : CProduct(  )
>     then
>         System.out.println("Normal product: " + p.getName());
> end
>
> Using stateLessSession, salience, and activation-group I can determine,
> that only one rule is going to be fired for each CProduct. And with salience
> param, I can determine priority (it is important to get special products
> first).
> Now I am going to write those rules in spreadsheet. But I can't define rule
> "Case general".
>
>
>      CONDITION ACTION ACTIVATION-GROUP PRIORITY    p:CProduct
> name System.out.println("$param");      Rules names
> Product name what to print
>      Case A
> A
> Special A
> G1 1  Case B
> B Special B G1 1  General case
>
> normal G1 0
> But when I am going to use the spreadsheet, I get this error:
>
> "p cannot be resolved"
>
> Problem disappears, when I fill "Product name" in "General case".
>
> But I want it to be empty, because I want to fire rule "General case" when
> rules "Case A" & "Case B" won't fire for any object's name.
>
> Thanks, Tom.
>
>
>
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> rules-users at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/rules-users
>
>


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 - Salatino "Salaboy" Mauricio -
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