Given
* An EntityA with OneToMany mapping to an EntityB
* EntityB has 2 subclasses which maps the same column to different types and uses @Type annotation
When
* Loading EntityA and lazy loading EntityB collection
Then
* PropertyAccessException
{code:java}@Entity
@Table(name = "ENTITY_A")
public class EntityA {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name = "ID")
Integer id;
@OneToMany(mappedBy = "entityA")
List<AbstractEntityB> entities = new ArrayList<>();
}{code}
{code:java}@Entity
@Table(name = "ENTITY_B")
@DiscriminatorColumn(name = "DISC_COL", discriminatorType = DiscriminatorType.INTEGER)
public class AbstractEntityB {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name = "ID")
Integer id;
@JoinColumn(name = "ENTITY_A")
@ManyToOne
EntityA entityA;
}{code}
{code:java}@Entity
@DiscriminatorValue("1")
public class EntityBChildOne extends AbstractEntityB {
@Column(name = "ACTION")
@Type(ChildOneActionUserType.class)
private ChildOneAction action;
public ChildOneAction getAction() {
return action;
}
public void setAction(ChildOneAction action) {
this.action = action;
}
public static enum ChildOneAction {
ACTION_1, ACTION_2
}
public static class ChildOneActionUserType extends AbstractUserType<ChildOneAction> {
public ChildOneActionUserType() {
super(ChildOneAction.class);
}
}
}{code}
{code:java}@Entity
@DiscriminatorValue("2")
public class EntityBChildTwo extends AbstractEntityB {
@Column(name = "ACTION")
@Type(ChildTwoActionUserType.class)
private ChildTwoAction action;
public ChildTwoAction getAction() {
return action;
}
public void setAction(ChildTwoAction action) {
this.action = action;
}
static enum ChildTwoAction {
ACTION_10, ACTION_20
}
public static class ChildTwoActionUserType extends AbstractUserType<ChildTwoAction> {
public ChildTwoActionUserType() {
super(ChildTwoAction.class);
}
}
}{code}
{code:java} @Test
public void hhhXXXTest() throws Exception {
// BaseCoreFunctionalTestCase automatically creates the SessionFactory and
// provides the Session.
try (Session s = openSession()) {
Transaction tx = s.beginTransaction();
EntityA entityA1 = new EntityA();
EntityBChildOne childOne = new EntityBChildOne();
childOne.setAction(EntityBChildOne.ChildOneAction.ACTION_1);
childOne.entityA = entityA1;
entityA1.entities.add(childOne);
EntityA entityA2 = new EntityA();
EntityBChildTwo childTwo = new EntityBChildTwo();
childTwo.setAction(EntityBChildTwo.ChildTwoAction.ACTION_20);
childTwo.entityA = entityA2;
entityA2.entities.add(childTwo);
s.persist(entityA1);
s.persist(childOne);
s.persist(entityA2);
s.persist(childTwo);
tx.commit();
}
try (Session s = openSession()) {
s.getSessionFactory().getCache().evictAllRegions();
Query<EntityA> query = s.createQuery("select c from EntityA c", EntityA.class);
List<EntityA> actual = query.list();
assertThat(actual).hasSize(2);
assertThat(actual.get(0).entities).hasSize(1);
assertThat(actual.get(1).entities).hasSize(1);
}
}{code}
{noformat}bernate.PropertyAccessException: Could not set value of type [org.hibernate.bugs.EntityBChildOne$ChildOneAction] : `org.hibernate.bugs.EntityBChildTwo.action` (setter)
at org.hibernate.property.access.spi.SetterFieldImpl.set(SetterFieldImpl.java:81)
at org.hibernate.persister.entity.AbstractEntityPersister.setPropertyValues(AbstractEntityPersister.java:4176)
at org.hibernate.sql.results.graph.entity.AbstractEntityInitializer.initializeEntityInstance(AbstractEntityInitializer.java:832)
at org.hibernate.sql.results.graph.entity.AbstractEntityInitializer.initializeEntity(AbstractEntityInitializer.java:792)
at org.hibernate.sql.results.graph.entity.AbstractEntityInitializer.initializeInstance(AbstractEntityInitializer.java:778)
at org.hibernate.sql.results.internal.InitializersList.initializeInstance(InitializersList.java:69)
at org.hibernate.sql.results.internal.StandardRowReader.coordinateInitializers(StandardRowReader.java:111)
at org.hibernate.sql.results.internal.StandardRowReader.readRow(StandardRowReader.java:87)
at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:179)
at org.hibernate.sql.results.spi.ListResultsConsumer.consume(ListResultsConsumer.java:33)
at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.doExecuteQuery(JdbcSelectExecutorStandardImpl.java:362)
at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.executeQuery(JdbcSelectExecutorStandardImpl.java:168)
at org.hibernate.sql.exec.internal.JdbcSelectExecutorStandardImpl.list(JdbcSelectExecutorStandardImpl.java:93)
at org.hibernate.sql.exec.spi.JdbcSelectExecutor.list(JdbcSelectExecutor.java:31)
at org.hibernate.loader.ast.internal.CollectionLoaderSingleKey.load(CollectionLoaderSingleKey.java:117)
at org.hibernate.persister.collection.AbstractCollectionPersister.initialize(AbstractCollectionPersister.java:702)
at org.hibernate.event.internal.DefaultInitializeCollectionEventListener.onInitializeCollection(DefaultInitializeCollectionEventListener.java:75)
at org.hibernate.event.service.internal.EventListenerGroupImpl.fireEventOnEachListener(EventListenerGroupImpl.java:127)
at org.hibernate.internal.SessionImpl.initializeCollection(SessionImpl.java:1697)
at org.hibernate.collection.spi.AbstractPersistentCollection.lambda$initialize$3(AbstractPersistentCollection.java:617)
at org.hibernate.collection.spi.AbstractPersistentCollection.withTemporarySessionIfNeeded(AbstractPersistentCollection.java:265)
at org.hibernate.collection.spi.AbstractPersistentCollection.initialize(AbstractPersistentCollection.java:615)
at org.hibernate.collection.spi.AbstractPersistentCollection.read(AbstractPersistentCollection.java:136)
at org.hibernate.collection.spi.AbstractPersistentCollection.lambda$readSize$0(AbstractPersistentCollection.java:163)
at org.hibernate.collection.spi.AbstractPersistentCollection.withTemporarySessionIfNeeded(AbstractPersistentCollection.java:265)
at org.hibernate.collection.spi.AbstractPersistentCollection.readSize(AbstractPersistentCollection.java:148)
at org.hibernate.collection.spi.PersistentBag.size(PersistentBag.java:354)
at org.assertj.core.util.IterableUtil.sizeOf(IterableUtil.java:50)
at org.assertj.core.internal.Iterables.assertHasSize(Iterables.java:202)
at org.assertj.core.api.AbstractIterableAssert.hasSize(AbstractIterableAssert.java:151)
at org.hibernate.bugs.ORMUnitTestCase.hhhXXXTest(ORMUnitTestCase.java:91)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
at org.hibernate.testing.junit4.ExtendedFrameworkMethod.invokeExplosively(ExtendedFrameworkMethod.java:45)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:299)
at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:293)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.lang.Thread.run(Thread.java:833)
Caused by: java.lang.IllegalArgumentException: Can not set org.hibernate.bugs.EntityBChildTwo$ChildTwoAction field org.hibernate.bugs.EntityBChildTwo.action to org.hibernate.bugs.EntityBChildOne$ChildOneAction
at java.base/jdk.internal.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(UnsafeFieldAccessorImpl.java:167)
at java.base/jdk.internal.reflect.UnsafeFieldAccessorImpl.throwSetIllegalArgumentException(UnsafeFieldAccessorImpl.java:171)
at java.base/jdk.internal.reflect.UnsafeObjectFieldAccessorImpl.set(UnsafeObjectFieldAccessorImpl.java:81)
at java.base/java.lang.reflect.Field.set(Field.java:799)
at org.hibernate.property.access.spi.SetterFieldImpl.set(SetterFieldImpl.java:53)
... 45 more
{noformat}
Failing test scenario to be attached and also available here [https://github.com/ratoaq2/HHH-16398|https://github.com/ratoaq2/HHH-16398|smart-link] |
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