How To Simulate OptimisticLockException In Version-less Optimistic Locking
Note: Version-less optimistic locking doesn't work for detached entities (do not close the Persistence Context).
Description: This is a Spring Boot application that simulates a scenario that leads to an optimistic locking exception. So, running the application should end up with a Spring specific ObjectOptimisticLockingFailureException exception.
Key points:
- set up the version-less optimistic locking mechanism
- rely on two concurrent threads that call the same a
@Transactionalmethod used for updating data
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