8062373: Project Coin: diamond and anonymous classes
Summary: Allow diamond inference in combination with anonymous class instance creation
Reviewed-by: mcimadamore, vromero
Contributed-by: srikanth.adayapalam@oracle.com, maurizio.cimadamore@oracle.com
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/*
* @test
* @bug 6939620 7020044 8062373
*
* @summary basic test for diamond (simple/qualified type-expressions)
* @author mcimadamore
* @compile Pos02.java
* @run main Pos02
*/
public 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, "");
Foo<Integer> f9 = new Foo<>(1){};
Foo<? extends Integer> f10 = new Foo<>(1){};
Foo<?> f11 = new Foo<>(1){};
Foo<? super Integer> f12 = new Foo<>(1){};
Foo<Integer> f13 = new Foo<>(1, ""){};
Foo<? extends Integer> f14 = new Foo<>(1, ""){};
Foo<?> f15 = new Foo<>(1, ""){};
Foo<? super Integer> f16 = 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, "");
Foo<Integer> f9 = new Pos02.Foo<>(1){};
Foo<? extends Integer> f10 = new Pos02.Foo<>(1){};
Foo<?> f11 = new Pos02.Foo<>(1){};
Foo<? super Integer> f12 = new Pos02.Foo<>(1){};
Foo<Integer> f13 = new Pos02.Foo<>(1, ""){};
Foo<? extends Integer> f14 = new Pos02.Foo<>(1, ""){};
Foo<?> f15 = new Pos02.Foo<>(1, ""){};
Foo<? super Integer> f16 = new Pos02.Foo<>(1, ""){};
}
public static void main(String[] args) {
Pos02 p2 = new Pos02();
p2.testSimple();
p2.testQualified();
}
}