[rules-users] Drools-Spring Config for Knowledge Agent

[esteban.aliverti at gmail.com]

Did you try this with 5.1.1?

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Esteban Aliverti
- Developer @ http://www.plugtree.com
- Blog @ http://ilesteban.wordpress.com


On Tue, Oct 5, 2010 at 2:59 AM, KiranP <phadatarekiran at gmail.com> wrote:

>
> Hello Everybody,
>
> I've used Drools5.1.0 and I have following Config In Spring :
>
>
>        <drools:resource id="profileChangeProcess" type="DRF"
> source="classpath:/process/profilechangeprocess.rf"></drools:resource>
>        <drools:resource id="documentsRule" type="DRL"
> source="classpath:/rules/documentsrule.drl" />
>        <drools:resource id="ChangeSet" type="CHANGE_SET"
> source="classpath:/ChangeSet.xml"></drools:resource>
>
>        <drools:resource-change-scanner id="scanner" interval="10" />
>
>        <drools:kagent id="agent" kbase="knowledgeBase" new-instance="true">
>                <drools:resources>
>                        <drools:resource
> ref="profileChangeProcess"></drools:resource>
>                        <drools:resource
> ref="documentsRule"></drools:resource>
>                        <drools:resource ref="ChangeSet"></drools:resource>
>                </drools:resources>
>        </drools:kagent>
>
>        <drools:kbase id="knowledgeBase"></drools:kbase>
>
> now when i run the code i get following exception :
>
>  org.springframework.beans.factory.BeanCreationException: Error creating
> bean with name 'kSession': Error setting property values; nested exception
> is org.springframework.beans.NotWritablePropertyException: Invalid property
> 'knowledgeAgent' of bean class
> [org.drools.container.spring.beans.StatefulKnowledgeSessionBeanFactory]:
> Bean property 'knowledgeAgent' is not writable or has an invalid setter
> method. Does the parameter type of the setter match the return type of the
> getter?
>        at
>
> org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1341)
>        at
>
> org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1067)
>        at
>
> org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:511)
>        at
>
> org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:450)
>        at
>
> org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:290)
>        at
>
> org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
>        at
>
> org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:287)
>        at
>
> org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:189)
>        at
>
> org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:820)
>        at
>
> org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:762)
>        at
>
> org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:680)
>        at
>
> org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:475)
>        ... 30 more
> Caused by: org.springframework.beans.NotWritablePropertyException: Invalid
> property 'knowledgeAgent' of bean class
> [org.drools.container.spring.beans.StatefulKnowledgeSessionBeanFactory]:
> Bean property 'knowledgeAgent' is not writable or has an invalid setter
> method. Does the parameter type of the setter match the return type of the
> getter?
>        at
>
> org.springframework.beans.BeanWrapperImpl.setPropertyValue(BeanWrapperImpl.java:1012)
>        at
>
> org.springframework.beans.BeanWrapperImpl.setPropertyValue(BeanWrapperImpl.java:857)
>        at
>
> org.springframework.beans.AbstractPropertyAccessor.setPropertyValues(AbstractPropertyAccessor.java:76)
>        at
>
> org.springframework.beans.AbstractPropertyAccessor.setPropertyValues(AbstractPropertyAccessor.java:58)
>        at
>
> org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1338)
>        ... 41 more
>
>
> any help or pointers to examples may help.............
>
>
> -----
> Keep Working >>
> KiranP
> --
> View this message in context:
> http://drools-java-rules-engine.46999.n3.nabble.com/Drools-Spring-Config-for-Knowledge-Agent-tp1634280p1634280.html
> Sent from the Drools - User mailing list archive at Nabble.com.
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