[jboss-jira] [JBoss JIRA] Commented: (JBRULES-2868) NullPointerException in KnowledgeSessionDefinitionParser

[Michał Minicki (JIRA)]

    [ https://issues.jboss.org/browse/JBRULES-2868?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12577364#comment-12577364 ] 

Michał Minicki commented on JBRULES-2868:
-----------------------------------------

Config factory has no class attribute, hence null pointer. Could you please apply the patch as it is simple and trivial to implement?

> NullPointerException in KnowledgeSessionDefinitionParser
> --------------------------------------------------------
>
>                 Key: JBRULES-2868
>                 URL: https://issues.jboss.org/browse/JBRULES-2868
>             Project: Drools
>          Issue Type: Bug
>      Security Level: Public(Everyone can see) 
>          Components: drools-spring
>    Affects Versions: 5.2.0.M1
>            Reporter: bodi bajk
>            Assignee: Mark Proctor
>             Fix For: FUTURE
>
>
> Stack trace:
> Caused by: java.lang.NullPointerException
> 	at org.drools.container.spring.namespace.KnowledgeSessionDefinitionParser.parseInternal(KnowledgeSessionDefinitionParser.java:321)
> 	at org.springframework.beans.factory.xml.AbstractBeanDefinitionParser.parse(AbstractBeanDefinitionParser.java:59)
> 	at org.springframework.beans.factory.xml.NamespaceHandlerSupport.parse(NamespaceHandlerSupport.java:73)
> 	at org.springframework.beans.factory.xml.BeanDefinitionParserDelegate.parseCustomElement(BeanDefinitionParserDelegate.java:1335)
> 	at org.springframework.beans.factory.xml.BeanDefinitionParserDelegate.parseCustomElement(BeanDefinitionParserDelegate.java:1325)
> 	at org.springframework.beans.factory.xml.DefaultBeanDefinitionDocumentReader.parseBeanDefinitions(DefaultBeanDefinitionDocumentReader.java:135)
> 	at org.springframework.beans.factory.xml.DefaultBeanDefinitionDocumentReader.registerBeanDefinitions(DefaultBeanDefinitionDocumentReader.java:93)
> 	at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.registerBeanDefinitions(XmlBeanDefinitionReader.java:493)
> 	at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.doLoadBeanDefinitions(XmlBeanDefinitionReader.java:390)
> For example, my applicationContext.xml:
> .....
>   <bean id="config" factory-method="getConfiguration" factory-bean="configFactory" />
> .....
> solution:
> class: org.drools.container.spring.namespace.KnowledgeSessionDefinitionParser
> method: parseInternal
> line : 
>   if ( def.getBeanClassName().equals( KnowledgeAgentBeanFactory.class.getName() ) ) {
>              
> should be replaced with somethig like this:
>  if ( KnowledgeAgentBeanFactory.class.getName().equals( def.getBeanClassName() ) ) { 

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