Controllers, Beans & Configuration REST Controllers & Dependency Injection @SpringBootApplication // @Configuration + @EnableAutoConfiguration + @ComponentScan public class MyAppApplication { public static void main(Stri…
ReadValidation, Error Handling & Testing Validation & Global Error Handling public record CreateUserRequest( @NotBlank String name, @Email String email ) {} @RestControllerAdvice public class GlobalExceptionHandler { @Except…
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