public class User {
    @ContactNumberFormate
    private String phone;
}

@Target({ElementType.METHOD, ElementType.FIELD})
@Retention(RetentionPolicy.RUNTIME)
public @interface ContactNumberFormate {
}

@Component
public class PhoneFormatter implements Formatter<User> {

    @Override
    public User parse(String phoneNum, Locale locale) throws ParseException {
        phoneNum = phoneNum.trim();
        String regex = "^\\(?(\\+*1)?[-.\\s*]?([0-9]{3})\\)?[-.\\s*]?([0-9]{3})[-.\\s*]?([0-9]{4})$";
        Pattern.compile(regex).matcher(phoneNum);

        User user = new User();
        user.setPhone(phoneNum);
        return user;
    }

    @Override
    public String print(User user, Locale locale) {
        return null;
    }
}

public class PhoneFormatAnnotationFormatterFactory implements 
           AnnotationFormatterFactory<ContactNumberFormate> {
    @Override
    public Set<Class<?>> getFieldTypes() {
        return Collections.singleton(String.class);
    }

    @Override
    public Printer<?> getPrinter(ContactNumberFormate contactNumberFormate, Class<?> aClass) {
        return new PhoneFormatter();
    }

    @Override
    public Parser<?> getParser(ContactNumberFormate contactNumberFormate, Class<?> aClass) {
        return new PhoneFormatter();
    }
}

public class ApplicationFormatterRegister implements FormatterRegistrar {
    @Override
    public void registerFormatters(FormatterRegistry formatterRegistry) {
        formatterRegistry.addFormatterForFieldAnnotation(new PhoneFormatAnnotationFormatterFactory());
    }
}

<mvc:annotation-driven conversion-service="conversionService"/>

<bean id="applicationConversionService" class="org.springframework.format.support.FormattingConversionServiceFactoryBean">
    <property name="formatterRegistrars">
        <set>
            <ref bean="applicationFormatterRegistrar"/>
        </set>
    </property>
</bean>
<bean id="applicationFormatterRegistrar" class="ru.spb.dreamwhite.util.phoneUtil.ApplicationFormatterRegister"/>

public class Item {
   int x;

    public Item(int x) {
        this.x = x;
    }
}

public class SquareItem  extends Item{
    int y;

    public SquareItem(int x, int y) {
        super(x);
        this.y = y;
    }
}