pattern matching switch case with yield

gistfile1.txt

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