| package p; | |
| class PairDance { | |
| public static void main(String[] args) { | |
| InvertedPair/*<Integer, Double>*/ ip= new InvertedPair/*<Integer, Double>*/(); | |
| Pair/*<Double, Integer>*/ p= ip; | |
| p.setA(new Double(1.1)); | |
| Double a= (Double) ip.getA(); | |
| ip.setB(new Integer(2)); | |
| System.out.println(ip); | |
| } | |
| } |