What are the best practices for validation in Spring Boot?
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What are the best practices for validation in Spring Boot?
Some best practices include using annotations like @NotNull, @Size, and @Valid, and creating custom validators.
How can I create a custom validation annotation?
You can create a custom annotation by defining it with @Constraint and implementing the Validator interface.
Can you give an example of a custom validator?
Sure! For instance, you can create a @ValidEmail annotation that checks if an email format is valid.
What about handling validation errors?
You can handle validation errors by using @ControllerAdvice to create a global exception handler.
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