93 lines
2.5 KiB
Java
93 lines
2.5 KiB
Java
/*
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* Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4881179 4883239
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* @summary Rule for semantics of ?: in the presence of generics and generic class Class
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* @author gafter
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*
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* @compile Conditional.java
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*/
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package conditional;
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import java.io.Serializable;
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interface I {}
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interface J {}
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class A implements I, J {}
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class B implements I, J {}
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class C extends B {}
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class Conditional {
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static boolean cond = String.class.getName().length() == 1;
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public static void main(String[] args) {
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Class c = cond ? A.class : B.class;
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Class<?> d = cond ? A.class : B.class;
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Class<? extends B> e = cond ? B.class : C.class;
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}
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void f(A a, B b) {
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I i = cond ? a : b;
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J j = cond ? a : b;
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}
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// required for compatibility
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Class g(Class a) {
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return cond ? a : B.class;
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}
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// required for compatibility
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byte[] h(byte[] a, byte[] b) {
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return cond ? a : b;
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}
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// This one is hard because of the recursive F-bounds
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// The naive result is the infinite type
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// Class<? extends Number&Comparable<? extends Number&Comparable<? extends
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// ...
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Class<? extends Comparable<?>> c =
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cond ? Integer.class : Float.class;
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Comparable<?> o =
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cond ? true : 3;
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/*
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// See 4942040
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void f(Cloneable a, int[] b) {
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Cloneable x = cond ? a : b;
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}
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void f(Serializable a, int[] b) {
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Serializable x = cond ? a : b;
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}
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// See 4941882
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void f(float[] a, int[] b) {
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Serializable x = cond ? a : b;
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}
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*/
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}
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