1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/tools/javac/generics/diamond/pos/Pos03.java Thu Aug 27 13:40:48 2009 +0100 1.3 @@ -0,0 +1,91 @@ 1.4 +/* 1.5 + * @test /nodynamiccopyright/ 1.6 + * @bug 6840638 1.7 + * 1.8 + * @summary Project Coin: Improved Type Inference for Generic Instance Creation (aka 'diamond') 1.9 + * @author mcimadamore 1.10 + * @compile Pos03.java -source 1.7 1.11 + * @run main Pos03 1.12 + * 1.13 + */ 1.14 + 1.15 +public class Pos03<U> { 1.16 + 1.17 + class Foo<V> { 1.18 + Foo(V x) {} 1.19 + <Z> Foo(V x, Z z) {} 1.20 + } 1.21 + 1.22 + void testSimple() { 1.23 + Foo<Integer> f1 = new Foo<>(1); //new Foo<Integer> created 1.24 + Foo<? extends Integer> f2 = new Foo<>(1); //new Foo<Integer> created 1.25 + Foo<?> f3 = new Foo<>(1); //new Foo<Object> created 1.26 + Foo<? super Integer> f4 = new Foo<>(1); //new Foo<Object> created 1.27 + 1.28 + Foo<Integer> f5 = new Foo<>(1){}; //new Foo<Integer> created 1.29 + Foo<? extends Integer> f6 = new Foo<>(1){}; //new Foo<Integer> created 1.30 + Foo<?> f7 = new Foo<>(1){}; //new Foo<Object> created 1.31 + Foo<? super Integer> f8 = new Foo<>(1){}; //new Foo<Object> created 1.32 + 1.33 + Foo<Integer> f9 = new Foo<>(1, ""); //new Foo<Integer> created 1.34 + Foo<? extends Integer> f10 = new Foo<>(1, ""); //new Foo<Integer> created 1.35 + Foo<?> f11 = new Foo<>(1, ""); //new Foo<Object> created 1.36 + Foo<? super Integer> f12 = new Foo<>(1, ""); //new Foo<Object> created 1.37 + 1.38 + Foo<Integer> f13 = new Foo<>(1, ""){}; //new Foo<Integer> created 1.39 + Foo<? extends Integer> f14 = new Foo<>(1, ""){}; //new Foo<Integer> created 1.40 + Foo<?> f15 = new Foo<>(1, ""){}; //new Foo<Object> created 1.41 + Foo<? super Integer> f16 = new Foo<>(1, ""){}; //new Foo<Object> created 1.42 + } 1.43 + 1.44 + void testQualified_1() { 1.45 + Foo<Integer> f1 = new Pos03<U>.Foo<>(1); //new Foo<Integer> created 1.46 + Foo<? extends Integer> f2 = new Pos03<U>.Foo<>(1); //new Foo<Integer> created 1.47 + Foo<?> f3 = new Pos03<U>.Foo<>(1); //new Foo<Object> created 1.48 + Foo<? super Integer> f4 = new Pos03<U>.Foo<>(1); //new Foo<Object> created 1.49 + 1.50 + Foo<Integer> f5 = new Pos03<U>.Foo<>(1){}; //new Foo<Integer> created 1.51 + Foo<? extends Integer> f6 = new Pos03<U>.Foo<>(1){}; //new Foo<Integer> created 1.52 + Foo<?> f7 = new Pos03<U>.Foo<>(1){}; //new Foo<Object> created 1.53 + Foo<? super Integer> f8 = new Pos03<U>.Foo<>(1){}; //new Foo<Object> created 1.54 + 1.55 + Foo<Integer> f9 = new Pos03<U>.Foo<>(1, ""); //new Foo<Integer> created 1.56 + Foo<? extends Integer> f10 = new Pos03<U>.Foo<>(1, ""); //new Foo<Integer> created 1.57 + Foo<?> f11 = new Pos03<U>.Foo<>(1, ""); //new Foo<Object> created 1.58 + Foo<? super Integer> f12 = new Pos03<U>.Foo<>(1, ""); //new Foo<Object> created 1.59 + 1.60 + Foo<Integer> f13 = new Pos03<U>.Foo<>(1, ""){}; //new Foo<Integer> created 1.61 + Foo<? extends Integer> f14 = new Pos03<U>.Foo<>(1, ""){}; //new Foo<Integer> created 1.62 + Foo<?> f15 = new Pos03<U>.Foo<>(1, ""){}; //new Foo<Object> created 1.63 + Foo<? super Integer> f16 = new Pos03<U>.Foo<>(1, ""){}; //new Foo<Object> created 1.64 + } 1.65 + 1.66 + void testQualified_2(Pos03<U> p) { 1.67 + Foo<Integer> f1 = p.new Foo<>(1); //new Foo<Integer> created 1.68 + Foo<? extends Integer> f2 = p.new Foo<>(1); //new Foo<Integer> created 1.69 + Foo<?> f3 = p.new Foo<>(1); //new Foo<Object> created 1.70 + Foo<? super Integer> f4 = p.new Foo<>(1); //new Foo<Object> created 1.71 + 1.72 + Foo<Integer> f5 = p.new Foo<>(1){}; //new Foo<Integer> created 1.73 + Foo<? extends Integer> f6 = p.new Foo<>(1){}; //new Foo<Integer> created 1.74 + Foo<?> f7 = p.new Foo<>(1){}; //new Foo<Object> created 1.75 + Foo<? super Integer> f8 = p.new Foo<>(1){}; //new Foo<Object> created 1.76 + 1.77 + Foo<Integer> f9 = p.new Foo<>(1, ""); //new Foo<Integer> created 1.78 + Foo<? extends Integer> f10 = p.new Foo<>(1, ""); //new Foo<Integer> created 1.79 + Foo<?> f11 = p.new Foo<>(1, ""); //new Foo<Object> created 1.80 + Foo<? super Integer> f12 = p.new Foo<>(1, ""); //new Foo<Object> created 1.81 + 1.82 + Foo<Integer> f13 = p.new Foo<>(1, ""){}; //new Foo<Integer> created 1.83 + Foo<? extends Integer> f14 = p.new Foo<>(1, ""){}; //new Foo<Integer> created 1.84 + Foo<?> f15 = p.new Foo<>(1, ""){}; //new Foo<Object> created 1.85 + Foo<? super Integer> f16 = p.new Foo<>(1, ""){}; //new Foo<Object> created 1.86 + } 1.87 + 1.88 + public static void main(String[] args) { 1.89 + Pos03<String> p3 = new Pos03<>(); 1.90 + p3.testSimple(); 1.91 + p3.testQualified_1(); 1.92 + p3.testQualified_2(p3); 1.93 + } 1.94 +}