package Polymorphie;

public class WS1516 {
    
    public static void main(String[] args) {
        
        class A { }
        class B extends A { }
        class C extends B { }
        
        class Print1 {
            public void print(A a) { System.out.println(x); }
            public void print(B b) { System.out.println(x+1); }
            private int x = 1;
        }

        class Print2 extends Print1 {
            private int x = 3;
            public void print(A a) { System.out.println(x); }
            public void print(B b) { System.out.println(x+1); }
            public void print(C c) { System.out.println(x+2); }
            //public void print() {};
        }

        A a = new A();
        B b = new B();
        C c = new C();
        
        Print1 p1 = new Print1();
        Print2 p2 = new Print2();
        p1 = p2;
        
        p1.print(c);                // Aufruf 1                                 -> Lösung: 4
        ((Print2) p1).print(c);     // Aufruf 2                                 -> Lösung: 5
        ((Print1) p2).print(b);     // Aufruf 3                                 -> Lösung: 4 
        ((Print1) p2).print(c);     // Aufruf 4                                 -> Lösung: 4 
        p2.print(c);                // Aufruf 5                                 -> Lösung: 5 
        p1 = new Print1(); 
        ((Print2) p1).print(a);     // Aufruf 6                                 -> Lösung: ClassCastException
        //((Print1) p2).print();
        
    }
}