Greeting.java

interface Hello {
  public String getHelloFormal();
}

class Greeting {
  //definisikan anonymous class
  Hello helloBahasaIndonesia = new Hello(){
    public String getHelloFormal(){
      return "Selamat pagi";
    }
  };
    
  Hello helloSunda = new Hello(){
    public String getHelloFormal(){
      return "Wilujen Sumping";
    }
  };
}