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test/langtools/tools/javac/lambda/MethodReference48.java
43 строки
933 B
Archie L. Cobbs
8163229: several regression tests have a main method that is never executed
17 янв 2023, 07:43
17 янв 2023, 07:43
382fe51
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/* * @test /nodynamiccopyright/ * @bug 8003280 * @summary Add lambda tests * check that raw qualifier in unbound method reference is inferred from descriptor * @compile/fail/ref=MethodReference48.out -XDrawDiagnostics MethodReference48.java */ public class MethodReference48 { static class Foo<X> { X m() { return null; }; } interface SAM1 { Foo<Object> m(Foo<String> fs); } interface SAM2 { Integer m(Foo<Integer> fi); } interface SAM3 { Object m(Foo<Integer> fi); } static void g1(SAM1 s) { } //return type not compatible static void g2(SAM2 s) { } //ok static void g3(SAM3 s) { } //ok static void g4(SAM1 s) { } //return type not compatible static void g4(SAM2 s) { } //ok static void g4(SAM3 s) { } //ok public static void meth() { g1(Foo::m); g2(Foo::m); g3(Foo::m); g4(Foo::m); } }