[rules-users] Guided editor (BRL) rules in the drools-examples-brms dont work

Edgardo edgardoibanez at gmail.com
Tue Aug 7 17:43:24 EDT 2007


Hi, really sorry but... where is the package text file???

En Tue, 07 Aug 2007 16:38:59 -0400, Mark Proctor <mproctor at codehaus.org>  
escribió:

> there is a package text file, you add all your imports there.
>
> Mark
> Edgardo wrote:
>> Hi, How I can import the package classes for MVEL? I import the Java  
>> Classes in the package configuration, is this sufficient one?
>>
>> Really thanks
>>
>> En Tue, 07 Aug 2007 15:59:29 -0400, Mark Proctor  
>> <mproctor at codehaus.org> escribió:
>>
>>> MVEL does not dynamically import package classes, they must be  
>>> imported manually, so I actually imagine its that. the consequence  
>>> syntax you have is valid for both java and MVEL.
>>>
>>> Mark
>>> Edgardo wrote:
>>>> Hi,finally the problem is the guided editor, the code generated in  
>>>> assert fact is not for the mvel compiler, the solution for mi problem  
>>>> was add a new dialect option with "java" parameter.
>>>>
>>>> - The source code of the rule:
>>>>
>>>> rule "Driver is crazy"
>>>>     dialect "java"
>>>>     when
>>>>          Driver( age >= "20"  && < "25" , locationRiskProfile ==  
>>>> "HIGH" , name == "Fernando Meyer" )
>>>>          Policy( type == "PROBLEMATIC" )
>>>>     then
>>>>     insert(new Rejection(" Go away drunk "));
>>>> end
>>>>
>>>> - The result:
>>>>
>>>> RuleAgent(insuranceconfig) INFO (Tue Aug 07 09:56:30 CLT 2007):  
>>>> Configuring with newInstance=true, secondsToRefresh=30
>>>> RuleAgent(insuranceconfig) INFO (Tue Aug 07 09:56:30 CLT 2007):  
>>>> Configuring package provider : URLScanner monitoring URLs:   
>>>> http://localhost:8080/drools-jbrms/org.drools.brms.JBRMS/package/org.acme.insurance/InsuranceSnapshot  
>>>> RuleAgent(insuranceconfig) INFO (Tue Aug 07 09:56:31 CLT 2007):  
>>>> Applying changes to the rulebase.
>>>> RuleAgent(insuranceconfig) INFO (Tue Aug 07 09:56:31 CLT 2007):  
>>>> Creating a new rulebase as per settings.
>>>> RuleAgent(insuranceconfig) INFO (Tue Aug 07 09:56:31 CLT 2007):  
>>>> Adding package called org.acme.insurance
>>>> REJECTED:  Go away drunk
>>>>
>>>> :):):)
>>>>
>>>> I hope my solution work for anybody have the same problem
>>>>
>>>> PD: The classpath was not the problem.
>>>>
>>>> Thanks, see you in another post :)
>>>>
>>>>
>>>> En Mon, 06 Aug 2007 12:28:37 -0400, Mark Proctor  
>>>> <mproctor at codehaus.org> escribió:
>>>>
>>>>> Edgardo wrote:
>>>>>> Hi, when I use the BRL editor, I can't edit the source code of the  
>>>>>> rule, that is available in read-only mode, when you or other users  
>>>>>> fire this rules, you don't have this problem ?
>>>>>>
>>>>> The BRL editor does not allow the source code to be edited, so  
>>>>> you'll have to accept what it generates for now.
>>>>>> RuleAgent(insuranceconfig) INFO (Fri Aug 03 16:05:58 CLT 2007):
>>>>>> Adding package called org.acme.insurance
>>>>>> org.mvel.CompileException: class or class reference not found:  
>>>>>> Rejection()
>>>>>> at  
>>>>>> org.mvel.optimizers.impl.asm.ASMAccessorOptimizer.optimizeObjectCreation(ASMAccessorOptimizer.java:1771)
>>>>> This issue means the compiler cannot find your model, the class  
>>>>> Rejection is not in the classpath.
>>>>>>
>>>>>> Greetings
>>>>>>
>>>>>> En Mon, 06 Aug 2007 08:00:47 -0400, Mark Proctor  
>>>>>> <mproctor at codehaus.org> escribió:
>>>>>>
>>>>>>> btw if you are using the mvel dialect you can just do
>>>>>>> fact0 = new Rejection();
>>>>>>> fact0.reason = "Go away drunk" ;
>>>>>>> insert( fact0 );
>>>>>>>
>>>>>>> MVEL has type inference, so it doesn't need to be used explicitley  
>>>>>>> and also javascript style property accessors.
>>>>>>>
>>>>>>> Mark
>>>>>>> Edgardo wrote:
>>>>>>>> Hi fernando, the package source code is:
>>>>>>>>
>>>>>>>> package org.acme.insurance
>>>>>>>> import org.acme.insurance.Driver
>>>>>>>> import org.acme.insurance.Approve
>>>>>>>> import org.acme.insurance.Policy
>>>>>>>> import org.acme.insurance.Rejection
>>>>>>>>
>>>>>>>> ...
>>>>>>>>
>>>>>>>> rule "Driver is crazy"
>>>>>>>>     dialect "mvel"
>>>>>>>>     when
>>>>>>>>         Driver( age >= "20"  && < "25" , locationRiskProfile ==  
>>>>>>>> "HIGH" , name == "Fernando Meyer" )
>>>>>>>>         Policy( type == "PROBLEMATIC" )
>>>>>>>>     then
>>>>>>>>         Rejection fact0 = new Rejection();
>>>>>>>>         fact0.setReason( "Go away drunk" );
>>>>>>>>         insert( fact0 );
>>>>>>>> end
>>>>>>>>
>>>>>>>> ...
>>>>>>>>
>>>>>>>> I import this from repository_export.xml in the resource folder,  
>>>>>>>> and for fire "Driver is crazy" rule, I append the next code to  
>>>>>>>> InsuranceBusiness class:
>>>>>>>>
>>>>>>>> public void executeExample() throws Exception {
>>>>>>>>         RuleBase ruleBase = loadRuleBase();
>>>>>>>>
>>>>>>>>         testUnsafeDriver(ruleBase);
>>>>>>>>         testSafeMature(ruleBase);
>>>>>>>>         testUnsafeAreaAndPriors(ruleBase);
>>>>>>>>         testDriverIsCrazy(ruleBase);  //-----> This
>>>>>>>>     }
>>>>>>>>
>>>>>>>> /*** And this method ***/
>>>>>>>>
>>>>>>>> private void testDriverCrazy(RuleBase ruleBase) {
>>>>>>>>         StatefulSession session = ruleBase.newStatefulSession();
>>>>>>>>                Driver driver = new Driver();
>>>>>>>>         driver.setAge(new Integer(23));
>>>>>>>>         driver.setLocationRiskProfile("HIGH");
>>>>>>>>         driver.setName("Fernando Meyer");
>>>>>>>>                Policy policy = new Policy();
>>>>>>>>         policy.setType("PROBLEMATIC");
>>>>>>>>         policy.setApproved(false);
>>>>>>>>                session.insert(driver);
>>>>>>>>         session.insert(policy);
>>>>>>>>         session.fireAllRules();
>>>>>>>>     }
>>>>>>>>
>>>>>>>> In the example you dont fire the rules where I have the problems
>>>>>>>>
>>>>>>>> Thanks and sorry again for my english
>>>>>>>>
>>>>>>>> Greetings
>>>>>>>>
>>>>>>>> En Sun, 05 Aug 2007 11:46:14 -0400, Fernando Meyer  
>>>>>>>> <fmcamargo at gmail.com> escribió:
>>>>>>>>
>>>>>>>>> Hi Eduardo,
>>>>>>>>>
>>>>>>>>>     Probably you missed some importing statement in your package  
>>>>>>>>> configuration, check this please;
>>>>>>>>>
>>>>>>>>> Regards
>>>>>>>>>
>>>>>>>>> Fernando Meyer http://fmeyer.org
>>>>>>>>> fmcamargo at gmail.com
>>>>>>>>> PGP: 0xD804DDFB
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Aug 4, 2007, at 4:49 PM, Edgardo wrote:
>>>>>>>>>
>>>>>>>>>> Hi list, I post my problem in the rules-dev list. The problem  
>>>>>>>>>> is execute the "Driver is Crazy", "Driver is too old" and  
>>>>>>>>>> "Driver special age Approved" rules. I have the problem of the  
>>>>>>>>>> next section:
>>>>>>>>>>
>>>>>>>>>>> Edgardo wrote:
>>>>>>>>>>>> Yes, I did it, in the package configuration. I use the  
>>>>>>>>>>>> drools-4.0.0-brms version. The problem is at the moment to  
>>>>>>>>>>>> evaluate the next generate code of the rule:
>>>>>>>>>>>>
>>>>>>>>>>>> then
>>>>>>>>>>>>         Rejection fact0 = new Rejection();
>>>>>>>>>>>>         fact0.setReason( "Driver too old" );
>>>>>>>>>>>>         insert( fact0 );
>>>>>>>>>>>>
>>>>>>>>>>>> If I use the Technical rule text editor, i dont have any  
>>>>>>>>>>>> problem.
>>>>>>>>>>>>
>>>>>>>>>>>> Greetings from Chile :)
>>>>>>>>>>>>
>>>>>>>>>>>> En Fri, 03 Aug 2007 19:06:05 -0400, Mark Proctor  
>>>>>>>>>>>> <mproctor at codehaus.org> escribió:
>>>>>>>>>>>>
>>>>>>>>>>>>> did you upload your model and import it?
>>>>>>>>>>>>>
>>>>>>>>>>>>> Mark
>>>>>>>>>>>>> Edgardo wrote:
>>>>>>>>>>>>>> Hi rules-dev list, (my english is very poor, sorry) I am  
>>>>>>>>>>>>>> interested in using the
>>>>>>>>>>>>>> BRMS of JBoss Rules, but when I use the guided editor, this  
>>>>>>>>>>>>>> rules dont
>>>>>>>>>>>>>> work, and in drools-examples-brms example, this dont work  
>>>>>>>>>>>>>> too, the error message (in the
>>>>>>>>>>>>>> "Driver is Crazy" rule)is:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> RuleAgent(insuranceconfig) INFO (Fri Aug 03 16:05:58 CLT  
>>>>>>>>>>>>>> 2007): Adding
>>>>>>>>>>>>>> package called org.acme.insurance
>>>>>>>>>>>>>> org.mvel.CompileException: class or class reference not  
>>>>>>>>>>>>>> found: Rejection()
>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>> org.mvel.optimizers.impl.asm.ASMAccessorOptimizer.optimizeObjectCreation(ASMAccessorOptimizer.java:1771)      
>>>>>>>>>>>>>> at
>>>>>>>>>>>>>> org.mvel.ast.NewObjectNode.getReducedValueAccelerated(NewObjectNode.java:49)      
>>>>>>>>>>>>>> at org.mvel.MVELRuntime.execute(MVELRuntime.java:87)
>>>>>>>>>>>>>>     at  
>>>>>>>>>>>>>> org.mvel.CompiledExpression.getValue(CompiledExpression.java:98)  
>>>>>>>>>>>>>>     at  
>>>>>>>>>>>>>> org.mvel.CompiledExpression.getValue(CompiledExpression.java:93)  
>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>> org.mvel.ast.TypedVarNode.getReducedValueAccelerated(TypedVarNode.java:36)      
>>>>>>>>>>>>>> at org.mvel.MVELRuntime.execute(MVELRuntime.java:87)
>>>>>>>>>>>>>>     at  
>>>>>>>>>>>>>> org.mvel.CompiledExpression.getValue(CompiledExpression.java:98)  
>>>>>>>>>>>>>>     at org.mvel.MVEL.executeExpression(MVEL.java:202)
>>>>>>>>>>>>>>     at  
>>>>>>>>>>>>>> org.drools.base.mvel.MVELConsequence.evaluate(MVELConsequence.java:32)  
>>>>>>>>>>>>>>     at  
>>>>>>>>>>>>>> org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:545)  
>>>>>>>>>>>>>>     at  
>>>>>>>>>>>>>> org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:509)  
>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:430)      
>>>>>>>>>>>>>> at
>>>>>>>>>>>>>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:392)      
>>>>>>>>>>>>>> at
>>>>>>>>>>>>>> org.acme.insurance.launcher.InsuranceBusiness.testDriverCrazy(InsuranceBusiness.java:93)      
>>>>>>>>>>>>>> at
>>>>>>>>>>>>>> org.acme.insurance.launcher.InsuranceBusiness.executeExample(InsuranceBusiness.java:19)      
>>>>>>>>>>>>>> at  
>>>>>>>>>>>>>> org.acme.insurance.launcher.MainClass.main(MainClass.java:13)
>>>>>>>>>>>>>> org.drools.spi.ConsequenceException:  
>>>>>>>>>>>>>> org.mvel.CompileException: class or
>>>>>>>>>>>>>> class reference not found: Rejection()
>>>>>>>>>>>>>>     at  
>>>>>>>>>>>>>> org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:549)  
>>>>>>>>>>>>>>     at  
>>>>>>>>>>>>>> org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:509)  
>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:430)      
>>>>>>>>>>>>>> at
>>>>>>>>>>>>>> org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:392)      
>>>>>>>>>>>>>> at
>>>>>>>>>>>>>> org.acme.insurance.launcher.InsuranceBusiness.testDriverCrazy(InsuranceBusiness.java:93)      
>>>>>>>>>>>>>> at
>>>>>>>>>>>>>> org.acme.insurance.launcher.InsuranceBusiness.executeExample(InsuranceBusiness.java:19)      
>>>>>>>>>>>>>> at  
>>>>>>>>>>>>>> org.acme.insurance.launcher.MainClass.main(MainClass.java:13)
>>>>>>>>>>>>>> Caused by: org.mvel.CompileException: class or class  
>>>>>>>>>>>>>> reference not found:
>>>>>>>>>>>>>> Rejection()
>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>> org.mvel.optimizers.impl.asm.ASMAccessorOptimizer.optimizeObjectCreation(ASMAccessorOptimizer.java:1771)      
>>>>>>>>>>>>>> at
>>>>>>>>>>>>>> org.mvel.ast.NewObjectNode.getReducedValueAccelerated(NewObjectNode.java:49)      
>>>>>>>>>>>>>> at org.mvel.MVELRuntime.execute(MVELRuntime.java:87)
>>>>>>>>>>>>>>     at  
>>>>>>>>>>>>>> org.mvel.CompiledExpression.getValue(CompiledExpression.java:98)  
>>>>>>>>>>>>>>     at  
>>>>>>>>>>>>>> org.mvel.CompiledExpression.getValue(CompiledExpression.java:93)  
>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>> org.mvel.ast.TypedVarNode.getReducedValueAccelerated(TypedVarNode.java:36)      
>>>>>>>>>>>>>> at org.mvel.MVELRuntime.execute(MVELRuntime.java:87)
>>>>>>>>>>>>>>     at  
>>>>>>>>>>>>>> org.mvel.CompiledExpression.getValue(CompiledExpression.java:98)  
>>>>>>>>>>>>>>     at org.mvel.MVEL.executeExpression(MVEL.java:202)
>>>>>>>>>>>>>>     at  
>>>>>>>>>>>>>> org.drools.base.mvel.MVELConsequence.evaluate(MVELConsequence.java:32)  
>>>>>>>>>>>>>>     at  
>>>>>>>>>>>>>> org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:545)  
>>>>>>>>>>>>>>     ... 6 more
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Thanks :), I am waiting for you response...
>>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>> rules-dev mailing list
>>>>>>>>>>>>> rules-dev at lists.jboss.org
>>>>>>>>>>>>> https://lists.jboss.org/mailman/listinfo/rules-dev
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> _______________________________________________
>>>>>>>>>>> rules-dev mailing list
>>>>>>>>>>> rules-dev at lists.jboss.org
>>>>>>>>>>> https://lists.jboss.org/mailman/listinfo/rules-dev
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --Edgardo Ibañez O.
>>>>>>>>>> _______________________________________________
>>>>>>>>>> rules-users mailing list
>>>>>>>>>> rules-users at lists.jboss.org
>>>>>>>>>> https://lists.jboss.org/mailman/listinfo/rules-users
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> _______________________________________________
>>>>>>>>> rules-users mailing list
>>>>>>>>> rules-users at lists.jboss.org
>>>>>>>>> https://lists.jboss.org/mailman/listinfo/rules-users
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> rules-users mailing list
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>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>> _______________________________________________
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>>>>
>>>>
>>>>
>>>
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>>
>
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-- 
Edgardo Ibañez O.



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