Handling Optimistic Locking Failure
Explore how to handle optimistic locking failures when editing data in Thymeleaf and Spring Boot. Learn to detect version conflicts, provide user-friendly error messages using @ControllerAdvice, and maintain data consistency during concurrent updates.
We'll cover the following...
We'll cover the following...
Testing the version
We added a version field to our User entity in order to use Optimistic Locking. We can quickly test if this works with the following steps:
- Open the application in two different tabs (or browsers).
- Click the “Edit” link for a user in the first tab and do the same (for the same user) in the other tab.
- Change