Tue, 29 Mar 2016 10:48:49 +0000
8143647: Javac compiles method reference that allows results in an IllegalAccessError
Summary: Lambda implementation method synthesized by javac should not mention inaccessible types.
Reviewed-by: mcimadamore
1 /*
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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13 * accompanied this code).
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 */
24 /*
25 * @test
26 * @bug 8024947
27 * @summary javac should issue the potentially ambiguous overload warning only
28 * where the problem appears
29 * @compile/fail/ref=PotentiallyAmbiguousWarningTest.out -XDrawDiagnostics -Werror -Xlint:overloads PotentiallyAmbiguousWarningTest.java
30 * @compile PotentiallyAmbiguousWarningTest.java
31 */
33 import java.util.function.*;
35 public interface PotentiallyAmbiguousWarningTest {
37 //a warning should be fired
38 interface I1 {
39 void foo(Consumer<Integer> c);
40 void foo(IntConsumer c);
41 }
43 //a warning should be fired
44 class C1 {
45 void foo(Consumer<Integer> c) { }
46 void foo(IntConsumer c) { }
47 }
49 interface I2 {
50 void foo(Consumer<Integer> c);
51 }
53 //a warning should be fired, J1 is provoking the issue
54 interface J1 extends I2 {
55 void foo(IntConsumer c);
56 }
58 //no warning here, the issue is introduced in I1
59 interface I3 extends I1 {}
61 //no warning here, the issue is introduced in I1. I4 is just overriding an existing method
62 interface I4 extends I1 {
63 void foo(IntConsumer c);
64 }
66 class C2 {
67 void foo(Consumer<Integer> c) { }
68 }
70 //a warning should be fired, D1 is provoking the issue
71 class D1 extends C2 {
72 void foo(IntConsumer c) { }
73 }
75 //a warning should be fired, C3 is provoking the issue
76 class C3 implements I2 {
77 public void foo(Consumer<Integer> c) { }
78 public void foo(IntConsumer c) { }
79 }
81 //no warning here, the issue is introduced in C1
82 class C4 extends C1 {}
84 //no warning here, the issue is introduced in C1. C5 is just overriding an existing method
85 class C5 extends C1 {
86 void foo(IntConsumer c) {}
87 }
89 interface I5<T> {
90 void foo(T c);
91 }
93 //a warning should be fired, J2 is provoking the issue
94 interface J2 extends I5<IntConsumer> {
95 void foo(Consumer<Integer> c);
96 }
97 }