1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
|
/**
* @test /nodynamiccopyright/
* @bug 7062745 7157798
* @summary Negative test of conflicting same-name methods inherited from multiple interfaces when parameter types not compatible
* @compile/fail/ref=Test4.out -Werror -Xlint:unchecked -XDrawDiagnostics Test4.java
*/
import java.util.Set;
import java.util.HashSet;
interface A { void m(Set<Integer> s); }
interface B { void m(Set<String> s); }
interface C { void m(Set<?> s); }
interface AB extends A, B {} //error
interface AC extends A, C {} //error
interface D<T> { void m(Set<T> s); }
interface AD extends A, D<Integer> {} //OK
interface AD2 extends A, D<Number> {} //error
interface CD<T> extends C, D<T> {} //error
interface E { <T> void m(Set<T> s); }
interface DE<T> extends D<T>, E {} //error
|
