> Hi there,
>
> I want to set setGlobal in working memory at run time based
> on derived
> class, e.g. DerivedOne or DerivedTwo. But it throws
> following error:
>
> Illegal class for global. Expected
> [org.comp.app.bean.Base], found
> [org.comp.app.bean.DerivedOne].
>
>
> It should automatically resolve the derived class. Please
> let me know if I'm
> doing something wrong. I'd appreciate your help.
>
>
> Thanks,
> -KB
>
> Here are the classed I'm using in my test project:
>
>
> class abstract Base () {
>
> public void init( StatefulSession workingMemory ) {
> this.workingMemory = workingMemory;
> workingMemory.setGlobal("app", this);
> }
> public void logMe() {
> System.out.println("From Derived BASE...");
> }
> }
>
> class DerivedOne() extends Base{
> public void runRules( Object obj) {
> ObjOne obj1 = (ObjOne)obj
> workingMemory.insert(obj1);
> workingMemory.fireAllRules();
> workingMemory.dispose();
> }
> public void logMe() {
> System.out.println("From Derived ONE...");
> }
> }
>
> class DerivedTwo() extends Base{
> public void runRules( Object obj) {
> ObjTwo obj2 = (ObjTwo)obj
> workingMemory.insert(obj2);
> workingMemory.fireAllRules();
> workingMemory.dispose();
> }
> public void logMe() {
> System.out.println("From Derived ONE...");
> }
> }
>
>
> class Caller() {
>
> RuleBase ruleBase = ruleBaseFactory.open(docRules);
> workingMemory = ruleBase.newStatefulSession();
>
> if (sub==1) {
> der1 = new DerivedOne();
> der1.init(workingMemory);
> der1.runRules();
> }
> else if (sub==1) {
> der2 = new DerivedTwo();
> der2.init(workingMemory);
> der2.runRules();
> }
> }
>
> //********DRL FILE*****
> package com.sample
>
> import com.sample.app.RuleCaller.Message;
>
> global com.sample.app.Base app;
>
> rule "using a static function"
> when
> eval( true )
> then
> System.out.println( "Message from Rule." );
> app.logMe();
> end
> //********DRL FILE*****
> --
> View this message in context:
>
http://www.nabble.com/setGlobal-issue-in-StatefulSession-tp23373008p23373008.html
> Sent from the drools - user mailing list archive at
> Nabble.com.
>
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