Thank-you

09-08-2011 13:23 użytkownik "Wolfgang Laun-2 [via Drools]" <[hidden email]> napisał:
>
>
> Modules (=agenda-group and ruleflow-group) are fine for large-scale
> rule flow control. First choice for fine-grained rule execution
> control is - Logic.
>
> Write your constraints so that only one rule fires, e.g., by testing
> price == null.
>
> Ideally, you should also avoid salience by fully describing the cases
> for prices 1 and 2.
>
> Using flow control and salience - this isn't rule based programming
> any more, just a very elaborate way of implementing sequential logic.
>
> -W
>
>
>
> On 9 August 2011 13:08, bitter <[hidden email]> wrote:
>> But when I use activation-group only one fact has price. I would like to
>> insert two facts (or more) and only one rule invoke per fact.Like in my test
>> class.
>> Could you look at use case that I attached in my first post? Thanks.
>>
>>
>> Wolfgang Laun-2 wrote:
>>>
>>> You should use activation-group "price" or similar, not lock-on-active.
>>> -W
>>>
>>>
>>> On 9 August 2011 11:40, Wolfgang Laun &[hidden email]&gt;
>>> wrote:
>>>>
>>>> "Whenever a ruleflow-group becomes active [...], any rule within that
>>>> group that has lock-on-active set to true will not be activated any
>>>> more." (Emphasis added by me.)
>>>>
>>>> Do you activate the ruleflow-group before you insert the Car fact?
>>>>
>>>> -W
>>>>
>>>>
>>>> On 9 August 2011 11:05, bitter &[hidden email]&gt; wrote:
>>>>>
>>>>> Log:
>>>>>
>>>>> ==>[BeforeActivationFiredEvent:  getActivation()=[Activation rule=Second
>>>>> rule, act#=1, salience=25, tuple=[fact
>>>>> 0:1:1428842218:1428842218:1:DEFAULT:Car{color='red', size='small',
>>>>> price=null}]
>>>>> ],
>>>>> getKnowledgeRuntime()=org.drools.impl.StatefulKnowledgeSessionImpl@72f6f1b6]
>>>>> ==>[AfterActivationFiredEvent: getActivation()=[Activation rule=Second
>>>>> rule,
>>>>> act#=1, salience=25, tuple=[fact
>>>>> 0:1:1428842218:1428842218:2:DEFAULT:Car{color='red', size='small',
>>>>> price=2}]
>>>>> ],
>>>>> getKnowledgeRuntime()=org.drools.impl.StatefulKnowledgeSessionImpl@72f6f1b6]
>>>>> ==>[BeforeActivationFiredEvent:  getActivation()=[Activation rule=First
>>>>> rule, act#=0, salience=20, tuple=[fact
>>>>> 0:1:1428842218:1428842218:2:DEFAULT:Car{color='red', size='small',
>>>>> price=2}]
>>>>> ],
>>>>> getKnowledgeRuntime()=org.drools.impl.StatefulKnowledgeSessionImpl@72f6f1b6]
>>>>> ==>[AfterActivationFiredEvent: getActivation()=[Activation rule=First
>>>>> rule,
>>>>> act#=0, salience=20, tuple=[fact
>>>>> 0:1:1428842218:1428842218:3:DEFAULT:Car{color='red', size='small',
>>>>> price=1}]
>>>>> ],
>>>>> getKnowledgeRuntime()=org.drools.impl.StatefulKnowledgeSessionImpl@72f6f1b6]
>>>>> ==>[BeforeActivationFiredEvent:  getActivation()=[Activation rule=Second
>>>>> step, act#=2, salience=40, tuple=[fact
>>>>> 0:1:1428842218:1428842218:3:DEFAULT:Car{color='red', size='small',
>>>>> price=1}]
>>>>> ],
>>>>> getKnowledgeRuntime()=org.drools.impl.StatefulKnowledgeSessionImpl@72f6f1b6]
>>>>> ==>[AfterActivationFiredEvent: getActivation()=[Activation rule=Second
>>>>> step,
>>>>> act#=2, salience=40, tuple=[fact
>>>>> 0:1:1428842218:1428842218:3:DEFAULT:Car{color='red', size='small',
>>>>> price=1}]
>>>>> ],
>>>>> getKnowledgeRuntime()=org.drools.impl.StatefulKnowledgeSessionImpl@72f6f1b6]
>>>>> Car{color='red', size='small', price=1}
>>>>>
>>>>> java.lang.AssertionError:
>>>>> Expected :2
>>>>> Actual   :1
>>>>>        at org.junit.Assert.fail(Assert.java:91)
>>>>>        at org.junit.Assert.failNotEquals(Assert.java:645)
>>>>>        at org.junit.Assert.assertEquals(Assert.java:126)
>>>>>        at org.junit.Assert.assertEquals(Assert.java:145)
>>>>>        at
>>>>> CarKnowledgeBaseTest.shouldObtainPriceWhereSalienceIsBigger(CarKnowledgeBaseTest.java:47)
>>>>>        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>>>>        at
>>>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>>>>>        at
>>>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>>>>        at
>>>>> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
>>>>>        at
>>>>> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
>>>>>        at
>>>>> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
>>>>>        at
>>>>> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
>>>>>        at
>>>>> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:76)
>>>>>        at
>>>>> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
>>>>>        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193)
>>>>>        at
>>>>> org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)
>>>>>        at
>>>>> org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)
>>>>>        at
>>>>> org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)
>>>>>        at
>>>>> org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)
>>>>>        at org.junit.runners.ParentRunner.run(ParentRunner.java:236)
>>>>>        at org.junit.runner.JUnitCore.run(JUnitCore.java:157)
>>>>>        at
>>>>> com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:71)
>>>>>        at
>>>>> com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:199)
>>>>>        at
>>>>> com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:62)
>>>>>        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>>>>        at
>>>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>>>>>        at
>>>>> com.intellij.rt.execution.application.AppMain.main(AppMain.java:120)
>>>>>
>>>>> --
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>>
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