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Attempted to assign id from null one-to-one property
Description
catch very unexpected exception while updgrading hibernate version 5.2.12 -> 5.2.15
in scenario when
there are object whith null OneToOne property in database
and it is updated with object with non null OneToOne property.
i create test project to reproduce this case - https://github.com/evg345/spring-data-hibernate-bug
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Caused by: org.hibernate.id.IdentifierGenerationException: attempted to assign id from null one-to-one property [models.Secunda.parent]
at org.hibernate.id.ForeignGenerator.generate(ForeignGenerator.java:90)
at org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:105)
at org.hibernate.jpa.event.internal.core.JpaMergeEventListener.saveWithGeneratedId(JpaMergeEventListener.java:56)
at org.hibernate.event.internal.DefaultMergeEventListener.saveTransientEntity(DefaultMergeEventListener.java:255)
at org.hibernate.event.internal.DefaultMergeEventListener.entityIsTransient(DefaultMergeEventListener.java:235)
at org.hibernate.event.internal.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:173)
at org.hibernate.internal.SessionImpl.fireMerge(SessionImpl.java:905)
at org.hibernate.internal.SessionImpl.merge(SessionImpl.java:875)
at org.hibernate.engine.spi.CascadingActions$6.cascade(CascadingActions.java:261)
at org.hibernate.engine.internal.Cascade.cascadeToOne(Cascade.java:467)
at org.hibernate.engine.internal.Cascade.cascadeAssociation(Cascade.java:392)
at org.hibernate.engine.internal.Cascade.cascadeProperty(Cascade.java:193)
at org.hibernate.engine.internal.Cascade.cascade(Cascade.java:126)
at org.hibernate.event.internal.DefaultMergeEventListener.cascadeOnMerge(DefaultMergeEventListener.java:461)
at org.hibernate.event.internal.DefaultMergeEventListener.entityIsDetached(DefaultMergeEventListener.java:327)
at org.hibernate.event.internal.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:170)
at org.hibernate.event.internal.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:69)
at org.hibernate.internal.SessionImpl.fireMerge(SessionImpl.java:883)
at org.hibernate.internal.SessionImpl.merge(SessionImpl.java:869)it seems that some versions of Hibernate are broken
5.2.12.Final = GOOD
5.2.13.Final = GOOD
5.2.14.Final = Exception
5.2.15.Final = Exception
5.2.16.Final = Exception
i create test to reproduce https://github.com/evg345/hibernate-test-case-templates/blob/master/orm/hibernate-orm-5/src/test/java/org/hibernate/bugs/HHH12436/OneToOnePropertyTestCase.java
and make pulll request also
Environment
Java 1.8, PostgreSQL, H2Database, Spring-Data 2.0.5
Status
Assignee
Gail Badner
Reporter
evg345
Fix versions
backPortable
None
Suitable for new contributors
None
Requires Release Note
None
backportDecision
None
Worked in
5.1.12
5.1.13
Components
Affects versions
5.2.15
5.2.16
5.2.14
Priority
Major