import java.util.function.Supplier;

public class Main {

    public interface Movable {
        void move();
    }

    public static class Dragon implements Movable {
        String name;
        int size;
        Type type;

        public Dragon(String name, int size, Type type) {
            this.name = name;
            this.size = size;
            this.type = type;
        }

        @Override
        public void move() {
            type.move();
        }

        public void introduce() {
            System.out.println(String.format("My name is %s, my size is %s", name, size));
        }
    }

    public enum Type implements Movable {
        FLYING(() -> "I am flying"),
        SWIMMING(() -> "I am swimming"),
        WALKING(() -> "I am walking");

        Supplier<String> action;

        Type(Supplier<String> action) {
            this.action = action;
        }

        @Override
        public void move() {
            System.out.println(action.get());
        }
    }

    public static void main(String[] args) {
        Dragon flyingZalupa = new Dragon("Zalupa", 1, Type.FLYING);
        flyingZalupa.introduce();
        flyingZalupa.move();

        Dragon swimmingManda = new Dragon("Manda", 2, Type.SWIMMING);
        swimmingManda.introduce();
        swimmingManda.move();
    }

}