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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-12425" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-cb242b5d-13a1-48aa-86f9-5ed48f36c02e" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-12425" style="color: #3b73af; text-decoration: none">HHH-12425</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-12425" style="color: #3b73af; text-decoration: none">LazyInitializationIssue when enhancement enableDirtyTracking is enabled after session is committed</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="nikowitt" id="email_nikowitt" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=nikowitt" style="color:#6c797f;; color: #3b73af; text-decoration: none">Niko Wittenbeck</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">Hi there,<br><br>using bytecode enhancement with enableDirtyTracking=true and enabled second level cache, I'm encountering lazy init exceptions when the enhanced codes tries to clear the dirty attributes:<br><br>{noformat}<br>org.hibernate.LazyInitializationException: failed to lazily initialize a collection, no session or session was closed<br><br> at org.hibernate.collection.internal.AbstractPersistentCollection.throwLazyInitializationException(AbstractPersistentCollection.java:582)<br> at org.hibernate.collection.internal.AbstractPersistentCollection.throwLazyInitializationExceptionIfNotConnected(AbstractPersistentCollection.java:574)<br> at org.hibernate.collection.internal.AbstractPersistentCollection.access$200(AbstractPersistentCollection.java:55)<br> at org.hibernate.collection.internal.AbstractPersistentCollection$1.doWork(AbstractPersistentCollection.java:165)<br> at org.hibernate.collection.internal.AbstractPersistentCollection$1.doWork(AbstractPersistentCollection.java:146)<br> at org.hibernate.collection.internal.AbstractPersistentCollection.withTemporarySessionIfNeeded(AbstractPersistentCollection.java:247)<br> at org.hibernate.collection.internal.AbstractPersistentCollection.readSize(AbstractPersistentCollection.java:145)<br> at org.hibernate.collection.internal.PersistentSet.size(PersistentSet.java:143)<br> at com.sobis.jaf.model.security.sid.JafSid.$$_hibernate_clearDirtyCollectionNames(JafSid.java)<br> at com.sobis.jaf.model.security.sid.JafSid.$$_hibernate_clearDirtyAttributes(JafSid.java)<br> at org.hibernate.tuple.entity.PojoEntityTuplizer.afterInitialize(PojoEntityTuplizer.java:297)<br> at org.hibernate.persister.entity.AbstractEntityPersister.afterInitialize(AbstractEntityPersister.java:4659)<br> at org.hibernate.engine.internal.TwoPhaseLoad.doInitializeEntity(TwoPhaseLoad.java:284)<br> at org.hibernate.engine.internal.TwoPhaseLoad.initializeEntity(TwoPhaseLoad.java:128)<br> at org.hibernate.loader.Loader.initializeEntitiesAndCollections(Loader.java:1152)<br> at org.hibernate.loader.Loader.processResultSet(Loader.java:1011)<br> at org.hibernate.loader.Loader.doQuery(Loader.java:949)<br> at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:341)<br> at org.hibernate.loader.Loader.doList(Loader.java:2692)<br> at org.hibernate.loader.Loader.doList(Loader.java:2675)<br> at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2507)<br> at org.hibernate.loader.Loader.list(Loader.java:2502)<br> at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:109)<br> at org.hibernate.internal.SessionImpl.list(SessionImpl.java:1897)<br> at org.hibernate.internal.CriteriaImpl.list(CriteriaImpl.java:370)<br> at com.sobis.jaf.tests.setup.DatabasePopulation.startBasicSetup(DatabasePopulation.java:122){noformat}<br><br>This error always happens after clearing the persistence context (either manually or when doing a commit) when the authority is reloaded:<br>{code:java}<br> Authority a = new Authority();<br> JafSid sid = new JafSid().setSid("sid!");<br> sid.setRelatedEntity(a);<br> sid.setClassType("type!");<br> a.setClassType("type");<br> a.setSid(sid);<br> a.setAuthority("name");<br> $session().save(a);<br> $session().flush();<br> $session().clear();<br>//throws exception in next line!<br> LOGGER.error("auth: {}", $session().get(Authority.class, a.getId()));<br>{code}<br><br>where <br>{code:java}<br>@Entity<br>public class Authority extends SidEntity<BOUser> {<br><br>(...)<br>}<br>{code}<br>where SidEntity is<br>{code:java}<br>@Entity<br>@Table(name = SidEntity.TABLE)<br>public abstract class SidEntity<BO extends BOSidEntity<? extends SidEntity<BO>>> extends Base<BO> {<br>(...)<br>private JafSid sid;<br>(...)<br> @OneToOne(mappedBy = JafSid.RELATED_ENTITY, optional = false, fetch = FetchType.EAGER, orphanRemoval = true)<br> @IndexedEmbedded(depth = 1, prefix = SID + JSONFieldDefinition.MODEL_SUFFIX)<br> @Cascade(CascadeType.ALL)<br> public JafSid getSid() {<br> return sid;<br> }<br>(...)<br>}<br>{code}<br>where JafSid is<br><br>{code:java}<br>public class JafSid extends Base<BOJafSid> implements Sid {<br>(...)<br>private Set<UserGroup> groups = new LinkedHashSet<>();<br><br>(...)<br><br>@IndexedEmbedded(depth = 1, prefix = GROUPS + JSONFieldDefinition.MODEL_SUFFIX)<br> @ManyToMany(mappedBy = UserGroup.MEMBERS)<br> @Cache(usage = CacheConcurrencyStrategy.READ_WRITE)<br> public Set<UserGroup> getGroups() {<br> return groups;<br> }<br>{code}<br>where Base is<br>{code:java}<br>@Entity<br>@Polymorphism(type = PolymorphismType.EXPLICIT)<br>@Inheritance(strategy = InheritanceType.JOINED)<br>@Cache(usage = CacheConcurrencyStrategy.READ_WRITE, include = "non-lazy")<br>public abstract class Base<BO extends BOBase<? extends Base<BO>>> extends DatabaseEntity<BO> implements IBase {<br>(...)<br>}<br>{code}<br>where DatabaseEntity is<br>{code:java}<br>@MappedSuperclass<br>@BusinessLogic(relevantSecurityFields = {})<br>public abstract class DatabaseEntity<BO extends BODatabaseEntity<? extends DatabaseEntity<BO>>><br> implements IDatabaseEntity, Comparable<DatabaseEntity<BO>> {<br>(...)<br>}<br>{code}<br>The issue happens in TwoPhaseLoad.doInitializeEntity, when the hydrated state of JafSid</span> <span class="diffaddedchars" style="background-color:#ddfade;">.getGroups()</span> <span class="diffcontext"> is resolved.<br><br> !image-2018-03-22-16-47-49-937.png|thumbnail! <br><br>The collection that needs to be taken from this.xrefLoadingCollectionEntries throws the LazyInitializationException.<br><br>Maybe this already gives enough clues. As the inheritance structure of the entities is quite difficult, I wasn't able to prepare an isolated test case yet, but maybe this already helps to fix the issue.</span> </td>
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