Factory Pattern implemented in Java

FactoryPattern.java

package com.company;

enum Country
{
    UnitedStates, Spain, Greece, UK
}

interface Currency {
    String symbol();
    String code();
}

class Euro implements Currency {

    @Override
    public String symbol() {
        return "E";
    }

    @Override
    public String code() {
        return "EUR";
    }
}

class UnitedStatesDollar implements Currency {

    @Override
    public String symbol() {
        return "$";
    }

    @Override
    public String code() {
        return "USD";
    }
}

class CurrencyFactory {
    static Currency currencyForCountry(Country country) {
        switch (country) {
            case Spain:
                return new Euro();
            case Greece:
                return new Euro();
            case UnitedStates:
                return new UnitedStatesDollar();
            default:
                return null;
        }
    }
}
public class Main {

    public static void main(String[] args) {
	// write your code here

        System.out.println(CurrencyFactory.currencyForCountry(Country.Greece).code());
        System.out.println(CurrencyFactory.currencyForCountry(Country.UnitedStates).symbol());
        
    }
}