| package p; | |
| class A<T>{ | |
| T thing; | |
| public T getThing() { | |
| return thing; | |
| } | |
| public void setThing(T t) { | |
| thing= t; | |
| } | |
| } | |
| class B { | |
| static { | |
| A a= new A(); | |
| Object o= a.thing; | |
| A<Number> an= new A<Number>(); | |
| an.setThing(new Double(1.3d)); | |
| A<? extends Number> at= new A<Integer>(); | |
| Number tee=at.getThing(); | |
| at.setThing(null); | |
| } | |
| } |