December 30, 2020

First, define a probe (an instance of the entity class): User user = new User();user.setName(“Ana”);user.setEmail(“[email protected]”); Next create a probe: Example userExample = Example.of(user); Next, define a repository that extends QueryByExampleExecutor interface: @Repository public interface UserRepository extends JpaRepository, QueryByExampleExecutor { } Finally, call one of the QueryByExampleExecutor methods (e.g., exists()): public