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

Mark Proctor mproctor at codehaus.org
Mon Aug 6 12:28:37 EDT 2007


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
>> rules-users at lists.jboss.org
>> https://lists.jboss.org/mailman/listinfo/rules-users
>
>
>




More information about the rules-users mailing list