[rules-users] no-loop & lock-on-active clarification

techy techluver007 at gmail.com
Tue Nov 11 11:31:58 EST 2008


didnt include 
rule "1 main condition" consequence before... updated rules & facts are
given below

techy wrote:
> 
> 
> I tried following rules as given below and result  are:(assumes facts
> which I tried are qualified for both rules)
> 
> 1. when lock-on-active used with both rule, only rule "1 precondition" got
> executed for all facts.
> 2. when no-loop used with both rules, infinite loop
> 3. when lock-on-active for rule "1 precondition" and no-loop for rule "1
> main condition" used, both rule got fired correctly.
> 4. for vice versa of 3 scenario, only rule "1 precondition" got executed
> for all facts. 
> Can someone please clarify about this scenario and also diff between
> no-loop & lock-on-active? when we should use one and when should not?
> I went thru documentation and still could not understand the difference.
> 
> public class Foo
> {
>     private Set<String> preConditionPassedRules ;
>     private Set<String> mainConditionFailedRules;
> 
>     private Integer f1;
>     private Integer f2;
>     
> }
> 
> rule "1 precondition"
> 	salience 100
>        
> 	when
> 		foo : Foo( f1 != null && f2 != null)
> 	then 
> 		foo.addPreconditionPassedRule("1 precondition");
>                 update(foo)
> 		
> end
> 
> rule "1 main condition"
> 	salience 100
>         
> 	when
> 		foo : Foo( preconditionPassedRule contains "1 precondition",f1 > 1000,f2 
> < 1000)
> 	then 
> 		foo.addMainconditionPassedRule("1 precondition");
>                 update(foo);
> 		
> end
> 
> 

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