[hibernate-issues] [Hibernate-JIRA] Commented: (HHH-5801) ColumnNameCache.columnNameToIndexCache map should be synchronized

ColumnNameCache.columnNameToIndexCache map should be synchronized ----------------------------------------------------------------- Key: HHH-5801 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-5801 Project: Hibernate Core Issue Type: Bug Affects Versions: 3.2.7 Environment: AIX, IMB J9 jvm Reporter: Ivan Popov When I activate the result set wapper, hibernate.jdbc.wrap_result_sets=true, I can have a stacktrace such as : ####<Dec 15, 2010 8:44:27 PM CET> <Error> <WebLogicServer> <efa-bench> <decalog_server> <[ACTIVE] ExecuteThread: '29' for queue: 'weblogic.kernel.Default (self-tuning)'> <<WLS Kernel>> <> <> <1292442267345> <BEA-000337> <[STUCK] ExecuteThread: '21' for queue: 'weblogic.kernel.Default (self-tuning)' has been busy for "602" seconds working on the request "weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl@73907390", which is more than the configured time (StuckThreadMaxTime) of "600" seconds. Stack trace: java.util.HashMap.findNonNullKeyEntry(HashMap.java:526) java.util.HashMap.getEntry(HashMap.java:510) java.util.HashMap.get(HashMap.java:496) org.hibernate.jdbc.ColumnNameCache.getIndexForColumnName(ColumnNameCache.java:52) org.hibernate.jdbc.ResultSetWrapper.findColumn(ResultSetWrapper.java:84) org.hibernate.jdbc.ResultSetWrapper.getString(ResultSetWrapper.java:248) org.hibernate.type.StringType.get(StringType.java:18) org.hibernate.type.NullableType.nullSafeGet(NullableType.java:163) org.hibernate.type.NullableType.nullSafeGet(NullableType.java:154) org.hibernate.type.AbstractType.hydrate(AbstractType.java:81) org.hibernate.persister.entity.AbstractEntityPersister.hydrate(AbstractEntityPersister.java:2091) org.hibernate.loader.Loader.loadFromResultSet(Loader.java:1380) org.hibernate.loader.Loader.instanceNotYetLoaded(Loader.java:1308) org.hibernate.loader.Loader.getRow(Loader.java:1206) org.hibernate.loader.Loader.getRowFromResultSet(Loader.java:580) org.hibernate.loader.Loader.doQuery(Loader.java:701) org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:236) org.hibernate.loader.Loader.loadCollection(Loader.java:1998) org.hibernate.loader.collection.CollectionLoader.initialize(CollectionLoader.java:36) org.hibernate.persister.collection.AbstractCollectionPersister.initialize(AbstractCollectionPersister.java:565) org.hibernate.event.def.DefaultInitializeCollectionEventListener.onInitializeCollection(DefaultInitializeCollectionEventListener.java:63) org.hibernate.impl.SessionImpl.initializeCollection(SessionImpl.java:1717) org.hibernate.collection.AbstractPersistentCollection.initialize(AbstractPersistentCollection.java:344) org.hibernate.collection.AbstractPersistentCollection.read(AbstractPersistentCollection.java:86) org.hibernate.collection.AbstractPersistentCollection.readSize(AbstractPersistentCollection.java:109) org.hibernate.collection.PersistentSet.size(PersistentSet.java:139) I think that columnNameToIndexCache map should be synchronized. I got the exception with 3.2.7 but I had a look at the latest version and the bug is still there.