Issue

With sliding window rule running, kie-server will fail to change the kie-jar's version. The Exception looks like this:

Exception in thread "pool-23-thread-2" java.lang.ClassCastException: org.drools.core.reteoo.PathMemory cannot be cast to org.drools.core.reteoo.WindowNode$WindowMemory
    at org.drools.core.reteoo.WindowNode.retractRightTuple(WindowNode.java:189)
    at org.drools.core.reteoo.ObjectTypeNode.doRetractObject(ObjectTypeNode.java:325)
    at org.drools.core.reteoo.ObjectTypeNode.retractObject(ObjectTypeNode.java:317)
    at org.drools.core.impl.StatefulKnowledgeSessionImpl$WorkingMemoryReteExpireAction.execute(StatefulKnowledgeSessionImpl.java:1770)
    at org.drools.core.phreak.SynchronizedPropagationList.flush(SynchronizedPropagationList.java:96)
    at org.drools.core.phreak.SynchronizedPropagationList.flush(SynchronizedPropagationList.java:69)
    at org.drools.core.impl.StatefulKnowledgeSessionImpl.flushPropagations(StatefulKnowledgeSessionImpl.java:2007)
    at org.drools.core.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1289)
    at org.drools.core.impl.StatefulKnowledgeSessionImpl.internalFireAllRules(StatefulKnowledgeSessionImpl.java:1306)
    at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1293)
    at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1272)
    at com.sample.CallKjarTest$2.run(CallKjarTest.java:67)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    at java.lang.Thread.run(Thread.java:745)