NPE upon insert & delete with identity generated id

Description

When an entity with generated id is inserted and deleted in the same transaction and flush mode is set to COMMIT, NPE is thrown:

java.lang.NullPointerException
	at org.hibernate.action.internal.EntityAction.getId(EntityAction.java:100)
	at org.hibernate.action.internal.EntityDeleteAction.postDelete(EntityDeleteAction.java:149)
	at org.hibernate.action.internal.EntityDeleteAction.execute(EntityDeleteAction.java:122)
	at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:604)
	at org.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:478)
	at org.hibernate.event.internal.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:356)
	at org.hibernate.event.internal.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:39)
	at org.hibernate.internal.SessionImpl.doFlush(SessionImpl.java:1437)
	at org.hibernate.internal.SessionImpl.managedFlush(SessionImpl.java:494)
	at org.hibernate.internal.SessionImpl.flushBeforeTransactionCompletion(SessionImpl.java:3259)
	at org.hibernate.internal.SessionImpl.beforeTransactionCompletion(SessionImpl.java:2457)
	at org.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.beforeTransactionCompletion(JdbcCoordinatorImpl.java:473)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.beforeCompletionCallback(JdbcResourceLocalTransactionCoordinatorImpl.java:178)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.access$300(JdbcResourceLocalTransactionCoordinatorImpl.java:39)
	at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.commit(JdbcResourceLocalTransactionCoordinatorImpl.java:271)
	at org.hibernate.engine.transaction.internal.TransactionImpl.commit(TransactionImpl.java:86)

Attaching reproducer (fails with master = 5.3.0-SNAPSHOT, rev. 69000ddc165ca0aba13ac950b2637974e018c4fb).

Environment

None

Status

Assignee

Andrea Boriero

Reporter

Radim Vansa

Fix versions

5.3.0.CR2

Labels

None

backPortable

None

Suitable for new contributors

None

Requires Release Note

None

Pull Request

None

backportDecision

None

Components

hibernate-core

Affects versions

5.3.0.CR2

Priority

Major