recursivecodes/UserRepository.java

## UserRepository.java
public Set<ConstraintViolation<User>> validate(User user) {
    Validator validator = Validation.buildDefaultValidatorFactory().getValidator();
    Set<ConstraintViolation<User>> constraintViolations = validator.validate(user);
    return constraintViolations;
}
	public Set<ConstraintViolation<User>> validate(User user) {
	Validator validator = Validation.buildDefaultValidatorFactory().getValidator();
	Set<ConstraintViolation<User>> constraintViolations = validator.validate(user);
	return constraintViolations;
	}