pattern matching switch case with return value

gistfile1.txt

public static void onShowWithReturnValue(Country country) {
        String output = switch (country) {
            case NETHERLANDS, POLAND, GERMANY -> "European Country";
            case INDIA, BHUTAN, NEPAL -> "Asian Country";
            default -> "It's from Wakanda";
        };
        System.out.println(output);
    }