[jboss-jira] [JBoss JIRA] (WFLY-12384) ManagedExecutorService keeping references on undeploy/deploy

[Joerg Baesner (Jira)]

Joerg Baesner created WFLY-12384:
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             Summary: ManagedExecutorService keeping references on undeploy/deploy
                 Key: WFLY-12384
                 URL: https://issues.jboss.org/browse/WFLY-12384
             Project: WildFly
          Issue Type: Bug
          Components: Concurrency Utilities
    Affects Versions: 19.0.0.Beta1
            Reporter: Joerg Baesner
            Assignee: Eduardo Martins


Usage of {{ManagedExecutorService}} leading to kept references after {{undeploy}}/{{deploy}}. This can be seen in the log as below:

{code}
SEVERE [de.hessen.hzd.data.MemberRepository] (EE-ManagedThreadFactory-default-Thread-1) exception when loading the members: Type specified for TypedQuery [de.hessen.hzd.model.Member] is incompatible with query return type [class de.hessen.hzd.model.Member]: java.lang.IllegalArgumentException: Type specified for TypedQuery [de.hessen.hzd.model.Member] is incompatible with query return type [class de.hessen.hzd.model.Member]
	at org.hibernate.internal.AbstractSharedSessionContract.resultClassChecking(AbstractSharedSessionContract.java:792)
	at org.hibernate.internal.AbstractSharedSessionContract.createQuery(AbstractSharedSessionContract.java:746)
	at org.hibernate.internal.AbstractSessionImpl.createQuery(AbstractSessionImpl.java:23)
	at org.jboss.as.jpa.container.AbstractEntityManager.createQuery(AbstractEntityManager.java:133)
	at de.hessen.hzd.data.MemberRepository.loadMembers(MemberRepository.java:77)
	at de.hessen.hzd.data.MemberRepository$Proxy$_$$_WeldClientProxy.loadMembers(Unknown Source)
	at de.hessen.hzd.concurrency.PollMembersTask.call(PollMembersTask.java:45)
	at de.hessen.hzd.concurrency.PollMembersTask.call(PollMembersTask.java:25)
	at org.jboss.as.ee.concurrent.ControlPointUtils$ControlledCallable.call(ControlPointUtils.java:129)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at org.glassfish.enterprise.concurrent.internal.ManagedFutureTask.run(ManagedFutureTask.java:141)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
	at org.glassfish.enterprise.concurrent.ManagedThreadFactoryImpl$ManagedThread.run(ManagedThreadFactoryImpl.java:250)
{code}



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