| class Pos02 { |
| |
| static class Foo<X> { |
| Foo(X x) {} |
| <Z> Foo(X x, Z z) {} |
| } |
| |
| void testSimple() { |
| Foo<Integer> f1 = new Foo<>(1); |
| Foo<? extends Integer> f2 = new Foo<>(1); |
| Foo<?> f3 = new Foo<>(1); |
| Foo<? super Integer> f4 = new Foo<>(1); |
| |
| Foo<Integer> f5 = new Foo<>(1, ""); |
| Foo<? extends Integer> f6 = new Foo<>(1, ""); |
| Foo<?> f7 = new Foo<>(1, ""); |
| Foo<? super Integer> f8 = new Foo<>(1, ""); |
| } |
| |
| void testQualified() { |
| Foo<Integer> f1 = new Pos02.Foo<>(1); |
| Foo<? extends Integer> f2 = new Pos02.Foo<>(1); |
| Foo<?> f3 = new Pos02.Foo<>(1); |
| Foo<? super Integer> f4 = new Pos02.Foo<>(1); |
| |
| Foo<Integer> f5 = new Pos02.Foo<>(1, ""); |
| Foo<? extends Integer> f6 = new Pos02.Foo<>(1, ""); |
| Foo<?> f7 = new Pos02.Foo<>(1, ""); |
| Foo<? super Integer> f8 = new Pos02.Foo<>(1, ""); |
| } |
| |
| public static void main(String[] args) { |
| Pos02 p2 = new Pos02(); |
| p2.testSimple(); |
| p2.testQualified(); |
| } |
| } |