public class Person {
private String name;
private int age;
}
public class Main {
public static void main(String[] args) {
Person person = new Person();
person.setName(null);
person.setAge(25);
Validator validator = new Validator();
ValidationResult result = validator.validate(person);
if (result.isValid()) {
} else {
List<String> errors = result.getErrors();
for (String error : errors) {
System.out.println(error);
}
}
}
}
