[jboss-jira] [JBoss JIRA] Commented: (JBRULES-896) Error asserting objects using JamVM

[Mark Proctor (JIRA)]

    [ http://jira.jboss.com/jira/browse/JBRULES-896?page=comments#action_12364822 ] 
            
Mark Proctor commented on JBRULES-896:
--------------------------------------

This is due to Objensis not supporting the JamVM, you'll have to chase the Objensis people - http://code.google.com/p/objenesis/.

> Error asserting objects using JamVM
> -----------------------------------
>
>                 Key: JBRULES-896
>                 URL: http://jira.jboss.com/jira/browse/JBRULES-896
>             Project: JBoss Rules
>          Issue Type: Feature Request
>      Security Level: Public(Everyone can see) 
>    Affects Versions: 4.0.0.MR2
>         Environment: Linux with JamVM and GNU Classpath
>            Reporter: Roberto Carballedo
>         Assigned To: Mark Proctor
>
> When I try to assert an objecto to the working memory a exception is thrown. It seams that there is a problem when the shadow fact proxy. The detailed Exception trace is:
> org.drools.RuntimeDroolsException: Error creating shadow fact for object: TemperatureSensor_1 [0.0]
>    at org.drools.base.ClassObjectType.getShadow(ClassObjectType.java:164)
>    at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:153)
>    at org.drools.reteoo.Rete.assertObject(Rete.java:121)
>    at org.drools.reteoo.ReteooRuleBase.assertObject(ReteooRuleBase.java:201)
>    at org.drools.reteoo.ReteooWorkingMemory.doAssertObject(ReteooWorkingMemory.java:70)
>    at org.drools.common.AbstractWorkingMemory.assertObject(AbstractWorkingMemory.java:724)
>    at org.drools.common.AbstractWorkingMemory.assertObject(AbstractWorkingMemory.java:548)
>    at flexeo.ruleEngine.FlexeoRuleLoader.main(FlexeoRuleLoader.java:47)
> Caused by: org.objenesis.ObjenesisException: java.lang.reflect.InvocationTargetException
>    at org.objenesis.instantiator.basic.ObjectStreamClassInstantiator.newInstance(ObjectStreamClassInstantiator.java:51)
>    at org.drools.base.ClassObjectType.getShadow(ClassObjectType.java:160)
>    ...7 more
> Caused by: java.lang.reflect.InvocationTargetException
>    at java.lang.reflect.Method.invokeNative(Native Method)
>    at java.lang.reflect.Method.invoke(Method.java:372)
>    at org.objenesis.instantiator.basic.ObjectStreamClassInstantiator.newInstance(ObjectStreamClassInstantiator.java:48)
>    ...8 more
> Caused by: java.io.InvalidClassException: flexeo.Device.TemperatureSensorShadowProxy; No public zero-argument constructor
>    at java.io.ObjectStreamClass.newInstance(ObjectStreamClass.java:931)
>    at java.lang.reflect.Method.invokeNative(Native Method)
>    ...10 more
> ?
> I changed the default objenesis instantiator, because JamVM doesn't support Sun's ReflectionFactory class, but I can't find a solution

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