<dependency>
<groupId>org.hibernate.validator</groupId>
<artifactId>hibernate-validator-scala_2.12</artifactId>
<version>6.1.1.Final</version>
</dependency>
public class User {
@NotNull
private String name;
@Email
private String email;
}
import org.hibernate.validator.HibernateValidator;
import javax.validation.Validation;
import javax.validation.Validator;
import javax.validation.ValidatorFactory;
import java.util.Set;
public class Main {
public static void main(String[] args) {
ValidatorFactory validatorFactory = Validation
.byProvider(HibernateValidator.class)
.configure()
.buildValidatorFactory();
Validator validator = validatorFactory.getValidator();
User user = new User();
user.setName(null);
user.setEmail("invalid-email");
Set<ConstraintViolation<User>> violations = validator.validate(user);
for (ConstraintViolation<User> violation : violations) {
System.out.println(violation.getMessage());
}
}
}
