[hibernate-issues] [Hibernate-JIRA] Assigned: (HHH-3847) java.lang.NullPointerException on onPreRemoveCollection on replicate of persistent class
Adam Warski (JIRA)
noreply at atlassian.com
Wed May 20 11:28:13 EDT 2009
[ http://opensource.atlassian.com/projects/hibernate/browse/HHH-3847?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Adam Warski reassigned HHH-3847:
--------------------------------
Assignee: Adam Warski
> java.lang.NullPointerException on onPreRemoveCollection on replicate of persistent class
> ----------------------------------------------------------------------------------------
>
> Key: HHH-3847
> URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3847
> Project: Hibernate Core
> Issue Type: Bug
> Components: envers
> Affects Versions: 3.3.1
> Environment: Envers 1.2, Hibernate 3.3.1 on Mysql and Hsql.
> Reporter: Francesco Di Salvatore
> Assignee: Adam Warski
> Priority: Critical
> Attachments: HHH-3847patch.txt, TestEnvers12.zip
>
>
> I get this exception when trying to REPLICATE an object in a synchronized database:
> Code:
> DEBUG [main] (CodeSystemDAOHibernate.java:131) - java.lang.NullPointerException
> at org.hibernate.envers.event.AuditEventListener.onPreRemoveCollection(AuditEventListener.java:235)
> at org.hibernate.action.CollectionRemoveAction.preRemove(CollectionRemoveAction.java:134)
> at org.hibernate.action.CollectionRemoveAction.execute(CollectionRemoveAction.java:100)
> at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:279)
> at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:263)
> at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:169)
> at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventLis
> tener.java:321)
> at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:50)
> at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1027)
> at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:365)
> at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:137)
>
> at com.phi.dictionarymanager.logic.hibernate.GenericDAOHibaernate.commitNetwork(GenericDAOHibaernate
> .java:183)
> at com.phi.dictionarymanager.logic.hibernate.CodeSystemDAOHibernate.save(CodeSystemDAOHibernate.jav
> a:92)
> at com.phi.dictionarymanager.ui.widgets.VocabolaryItemNewComposite.save(VocabolaryItemNewComposite.
> java:515)
> at com.phi.dictionarymanager.ui.widgets.VocabularyDomainsNavigatorComposite$18.handleEvent(Vocabula
> ryDomainsNavigatorComposite.java:1434)
> at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:66)
> at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:938)
> at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:3682)
> at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3293)
> at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2389)
> at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2353)
> at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2219)
> at org.eclipse.ui.internal.Workbench$4.run(Workbench.java:466)
> at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:289)
> at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:461)
> at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
> at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:106)
> at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:169)
> at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.j
> ava:106)
> at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:76)
> at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:363)
> at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:176)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
> at java.lang.reflect.Method.invoke(Unknown Source)
> at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:508)
> at org.eclipse.equinox.launcher.Main.basicRun(Main.java:447)
> at org.eclipse.equinox.launcher.Main.run(Main.java:1173)
> at org.eclipse.equinox.launcher.Main.main(Main.java:1148)
>
> Code throwing the exception:
> Code:
> beginTransactionLocal();
> makePersistentLocal(cs);
> commitLocal();
> closeSessionLocal();
>
> beginTransactionNetwork();
> makePersistentNetwork(cs);
> commitNetwork();
> closeSessionNetwork();
>
> For this insertion of the object cs, the makePersistentLocal makes a saveOrUpdate call, while makePersistentNetwork calls replicate(cs, ReplicateMode.LATEST_VERSION).
> My hibernate-mysql.cfg.xml and hibernate-hsql.cfg.xml are very similar (I post only the mysql one):
> Code:
> <hibernate-configuration>
> <session-factory>
> ...
> <property name="org.hibernate.envers.revisionOnCollectionChange">true</property>
> <property name="org.hibernate.envers.doNotAuditOptimisticLockingField">true</property>
>
>
> <!-- HIBERNATE BEAN MAPPINGS -->
> <mapping resource="com/phi/dictionarymanager/beans/CodeEquivalent.hbm.xml" />
> <mapping resource="com/phi/dictionarymanager/beans/CodeValue.hbm.xml" />
> <mapping resource="com/phi/dictionarymanager/beans/CodeTranslation.hbm.xml" />
> <mapping resource="com/phi/dictionarymanager/beans/CodeSystem.hbm.xml" />
>
>
> <event type="post-insert">
> <listener class="org.hibernate.envers.event.AuditEventListener" />
> </event>
> <event type="post-update">
> <listener class="org.hibernate.envers.event.AuditEventListener" />
> </event>
> <event type="post-delete">
> <listener class="org.hibernate.envers.event.AuditEventListener" />
> </event>
> <event type="pre-collection-update">
> <listener class="org.hibernate.envers.event.AuditEventListener" />
> </event>
> <event type="pre-collection-remove">
> <listener class="org.hibernate.envers.event.AuditEventListener" />
> </event>
> <event type="post-collection-recreate">
> <listener class="org.hibernate.envers.event.AuditEventListener" />
> </event>
>
>
> </session-factory>
> </hibernate-configuration>
> All the collections in this project are in mode lazy="true".
> In the first saving the onPreRemoveCollection method is never called.
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