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<td class="page-title-pattern-first-line " style="padding: 0; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px"> <a href="https://hibernate.atlassian.net/browse/HHH" style="color: #3b73af; text-decoration: none">Hibernate ORM</a> / <a href="https://hibernate.atlassian.net/browse/HHH-11822" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-af9bef23-c978-4c01-83d9-4509d1e05b22" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-11822" style="color: #3b73af; text-decoration: none">HHH-11822</a> </td>
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<td style="vertical-align: top;; padding: 0; border-collapse: collapse; padding-right: 5px; font-size: 20px; line-height: 30px; mso-line-height-rule: exactly" class="page-title-pattern-header-container"> <span class="page-title-pattern-header" style="font-family: Arial, sans-serif; padding: 0; font-size: 20px; line-height: 30px; mso-text-raise: 2px; mso-line-height-rule: exactly; vertical-align: middle"> <a href="https://hibernate.atlassian.net/browse/HHH-11822" style="color: #3b73af; text-decoration: none">Custom EnversPostInsertEventListenerImpl.onPostInsert is not able to call Spring @Transactional methods</a> </span> </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Change By:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="center.sibteam" id="email_center.sibteam" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=center.sibteam" style="color:#6c797f;; color: #3b73af; text-decoration: none">Alexander Stepanov</a> </td>
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<td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0; border-collapse: collapse; padding: 0 0 10px"> <span class="diffcontext">Created custom EnversPostInsertEventListenerImpl.onPostInsert, tried to call @Transactional method of Spring and got this exception: <br><br>{code:java}<br>java.util.ConcurrentModificationException<br> at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:901)<br> at java.util.ArrayList$Itr.next(ArrayList.java:851)<br> at java.util.Collections$UnmodifiableCollection$1.next(Collections.java:1042)<br> at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:587)<br> at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:463)<br> at org.hibernate.event.internal.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:337)<br> at org.hibernate.event.internal.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:39)<br> at org.hibernate.internal.SessionImpl.doFlush(SessionImpl.java:1435)<br> at org.hibernate.internal.SessionImpl.managedFlush(SessionImpl.java:491)<br> at org.hibernate.internal.SessionImpl.flushBeforeTransactionCompletion(SessionImpl.java:3201)<br> at org.hibernate.internal.SessionImpl.beforeTransactionCompletion(SessionImpl.java:2411)<br> at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.beforeTransactionCompletion(JdbcCoordinatorImpl.java:467)<br> at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.beforeCompletionCallback(JdbcResourceLocalTransactionCoordinatorImpl.java:146)<br> at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.access$100(JdbcResourceLocalTransactionCoordinatorImpl.java:38)<br> at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.commit(JdbcResourceLocalTransactionCoordinatorImpl.java:220)<br> at org.hibernate.engine.transaction.internal.TransactionImpl.commit(TransactionImpl.java:68)<br> at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:517)<br> at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761)<br> at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730)<br> at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504)<br> at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292)<br> at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96)<br> at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)<br> at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673)<br>{code}<br><br>Problem is related to modification of ActionQueue by making new insertion in same transaction in EnversPostInsertEventListenerImpl.onPostInsert, exception ConcurrentModificationException is coming from ActionQueue (line 587) because of inner changes (EnversPostInsertEventListenerImpl.onPostInsert) of this list in ActionQueue (line 306) by same session. Problem can be avoided if you use new transaction, but it's no applicable in my case.<br><br>Also I can make necessary operations using EventSource inside argument 'event' of EnversPostInsertEventListenerImpl.onPostInsert, but it's really impossible to do via proxied Spring methods.<br><br>Did more tests, and it's not even Spring-related problem, it's enough to make this type of query in EnversPostInsertEventListenerImpl.onPostInsert to get ConcurrentMidicationException:<br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;"><br>{code:java}<br></span> <span class="diffcontext"> Query<PersistedProperty> q = session.createQuery("select e from PersistedProperty e where e.propertyTemplate.id = ?1 and e.fileEntry.id = ?2", PersistedProperty.class);<br> q.setReadOnly(true);<br> q.setParameter(1, 339L);<br> q.setParameter(2, fe.getId());<br> List<PersistedProperty> result = q.getResultList();<br></span> <span class="diffaddedchars" style="background-color:#ddfade;">{code}</span> <span class="diffcontext"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;"><br><br></span> <span class="diffcontext">I set up flush mode for Query and after that it works fine:<br><br> q.setHibernateFlushMode(FlushMode.MANUAL);<br></span> </td>
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