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How To Simulate OptimisticLockException Shaped Via @Version

Note: Optimistic locking via @Version works for detached entities as well.

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 versioned optimistic locking mechanism
  • rely on two concurrent threads that call the same @Transactional method used for updating data

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