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51 lines
1.5 KiB
Java
51 lines
1.5 KiB
Java
public class Pos03<U> {
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class Foo<V> {
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Foo(V x) {}
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<Z> Foo(V x, Z z) {}
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}
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void testSimple() {
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Foo<Integer> f1 = new Foo<>(1);
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Foo<? extends Integer> f2 = new Foo<>(1);
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Foo<?> f3 = new Foo<>(1);
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Foo<? super Integer> f4 = new Foo<>(1);
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Foo<Integer> f5 = new Foo<>(1, "");
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Foo<? extends Integer> f6 = new Foo<>(1, "");
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Foo<?> f7 = new Foo<>(1, "");
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Foo<? super Integer> f8 = new Foo<>(1, "");
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}
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void testQualified_1() {
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Foo<Integer> f1 = new Pos03<U>.Foo<>(1);
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Foo<? extends Integer> f2 = new Pos03<U>.Foo<>(1);
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Foo<?> f3 = new Pos03<U>.Foo<>(1);
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Foo<? super Integer> f4 = new Pos03<U>.Foo<>(1);
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Foo<Integer> f5 = new Pos03<U>.Foo<>(1, "");
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Foo<? extends Integer> f6 = new Pos03<U>.Foo<>(1, "");
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Foo<?> f7 = new Pos03<U>.Foo<>(1, "");
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Foo<? super Integer> f8 = new Pos03<U>.Foo<>(1, "");
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}
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void testQualified_2(Pos03<U> p) {
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Foo<Integer> f1 = p.new Foo<>(1);
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Foo<? extends Integer> f2 = p.new Foo<>(1);
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Foo<?> f3 = p.new Foo<>(1);
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Foo<? super Integer> f4 = p.new Foo<>(1);
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Foo<Integer> f5 = p.new Foo<>(1, "");
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Foo<? extends Integer> f6 = p.new Foo<>(1, "");
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Foo<?> f7 = p.new Foo<>(1, "");
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Foo<? super Integer> f8 = p.new Foo<>(1, "");
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}
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public static void main(String[] args) {
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Pos03<String> p3 = new Pos03<>();
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p3.testSimple();
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p3.testQualified_1();
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p3.testQualified_2(p3);
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}
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}
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