Java example source code file (Neg05.java)

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Java - Java tags/keywords

foo, neg05, string

The Neg05.java Java example source code

/*
 * @test /nodynamiccopyright/
 * @bug 6939620 7020044
 *
 * @summary  Check that usage of rare types doesn't cause spurious diamond diagnostics
 * @author mcimadamore
 * @compile/fail/ref=Neg05.out Neg05.java -XDrawDiagnostics
 *
 */

class Neg05<U> {

    class Foo<V> {
        Foo(V x) {}
        <Z> Foo(V x, Z z) {}
    }

    void testRare_1() {
        Neg05<?>.Foo f1 = new Neg05.Foo<>("");
        Neg05<?>.Foo f2 = new Neg05.Foo<>("");
        Neg05<?>.Foo f3 = new Neg05.Foo<>("");
        Neg05<?>.Foo f4 = new Neg05.Foo<>("");

        Neg05<?>.Foo f5 = new Neg05.Foo<>("", "");
        Neg05<?>.Foo f6 = new Neg05.Foo<>("", "");
        Neg05<?>.Foo f7 = new Neg05.Foo<>("", "");
        Neg05<?>.Foo f8 = new Neg05.Foo<>("", "");
    }

    void testRare_2(Neg05 n) {
        Neg05<?>.Foo f1 = n.new Foo<>("");
        Neg05<?>.Foo f2 = n.new Foo<>("");
        Neg05<?>.Foo f3 = n.new Foo<>("");
        Neg05<?>.Foo f4 = n.new Foo<>("");

        Neg05<?>.Foo f5 = n.new Foo<>("", "");
        Neg05<?>.Foo f6 = n.new Foo<>("", "");
        Neg05<?>.Foo f7 = n.new Foo<>("", "");
        Neg05<?>.Foo f8 = n.new Foo<>("", "");
    }
}