jdk8-mips64-public/langtools: test/tools/javac/defaultMethods/Neg03.java@7909abb85562

     1 /* @test /nodynamiccopyright/

     2  * @bug 7192246

     3  * @summary check that re-abstraction works properly

     4  * @compile/fail/ref=Neg03.out -XDrawDiagnostics Neg03.java

     5  */

     7 class Neg03 {

     8     interface A {

     9         default void m() { Neg03.one(this); }

    10     }

    12     interface B {

    13         default void m() { Neg03.two(this); }

    14     }

    16     interface C extends A, B {

    17         default void m() { Neg03.one(this); }

    18     }

    20     static class X implements C, A { } //ok - ignore extraneous remix of A

    22     interface D extends A, B {

    23       void m();  // ok - m() is not reabstracted!

    24     }

    26     static class Y implements D, A { } // invalid - abstract D.m()

    28     interface E extends A {

    29         void m();  // reabstraction of m()

    30     }

    32     static class W implements D, E { } // invalid - abstracts D.m()/E.m()

    34     static class Z implements D, A, B { } // invalid - abstract D.m()

    36     static void one(Object a) {  }

    37     static void two(Object a) {  }

    38 }

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