package com.example.demo.failfast.validator; import com.example.demo.failfast.entity.User; import org.hibernate.validator.HibernateValidator; import org.springframework.context.annotation.Configuration; import javax.validation.ConstraintViolation; import javax.validation.Validation; import javax.validation.Validator; import java.util.Set; @Configuration public class FailFastValidator { private final Validator validator; public FailFastValidator() { validator = Validation.byProvider(HibernateValidator.class).configure() .failFast(true).buildValidatorFactory().getValidator(); } public Set> validate(User user) { return validator.validate(user); } }