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https://issues.jboss.org/browse/DROOLS-178?page=com.atlassian.jira.plugin...
]
Davide Sottara commented on DROOLS-178:
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Tricky.. an eval invoker is built at compile time, based on the declarations in the
signature of the query (Integers in your case)
The actual eval is generated lazily at runtime, using the declarations found to extract
the values (ints in your case)
It's a bug anyway, I have committed a possible fix.
Thanks for reporting this
NoSuchMethodError at runtime due to eval in query (BW chaining)
---------------------------------------------------------------
Key: DROOLS-178
URL:
https://issues.jboss.org/browse/DROOLS-178
Project: Drools
Issue Type: Bug
Security Level: Public(Everyone can see)
Affects Versions: 5.5.0.Final
Reporter: Wolfgang Laun
Assignee: Mark Proctor
Priority: Critical
An eval CW in a query used in a BW chaining rule compiles, but causes a NoSuchMethodError
when executed.
Exception in thread "main" java.lang.NoSuchMethodError:
pythagoras.Rule_isTriple_17ac16f7237046ee9562afce35dfe174.eval0(III)Z
at
pythagoras.Rule_isTriple_17ac16f7237046ee9562afce35dfe174Eval0InvokerGenerated.evaluate(Unknown
Source)
at
pythagoras.Rule_isTriple_17ac16f7237046ee9562afce35dfe174Eval0Invoker.evaluate(Unknown
Source)
at org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:114)
at
org.drools.reteoo.EvalConditionNode.assertLeftTuple(EvalConditionNode.java:176)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71)
at org.drools.reteoo.JoinNode.propagateFromRight(JoinNode.java:159)
at org.drools.reteoo.JoinNode.assertObject(JoinNode.java:148)
at
org.drools.reteoo.CompositeObjectSinkAdapter.doPropagateAssertObject(CompositeObjectSinkAdapter.java:497)
at
org.drools.reteoo.CompositeObjectSinkAdapter.propagateAssertObject(CompositeObjectSinkAdapter.java:382)
at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:235)
at org.drools.reteoo.EntryPointNode.assertObject(EntryPointNode.java:240)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:350)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:311)
at
org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:903)
at
org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:847)
at
org.drools.impl.StatefulKnowledgeSessionImpl.insert(StatefulKnowledgeSessionImpl.java:269)
at pythagoras.Main.makeFacts(Main.java:94)
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