1/*
2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/*
25 * @test
26 * @bug 8008723
27 * @summary Graph Inference: bad graph calculation leads to assertion error
28 * @compile TargetType65.java
29 */
30class TargetType65 {
31    interface Predicate<X> {
32        boolean accepts(X x);
33    }
34
35    static class Optional<T> {
36        public boolean isPresent() { return false; }
37        public static<E> Optional<E> empty() { return null; }
38    }
39
40    interface Supplier<X> {
41        X make();
42    }
43
44    static class Sink<O, T> { }
45
46    static class SubSink<R> extends Sink<R, Optional<R>> {  }
47
48    static class Tester<T, O> {
49        public static <F> Tester<F, Optional<F>> makeRef() {
50            return new Tester<>(Optional.empty(), Optional::isPresent, SubSink::new);
51        }
52
53        private Tester(O emptyValue,
54                       Predicate<O> presentPredicate,
55                       Supplier<Sink<T, O>> sinkSupplier) {
56        }
57    }
58}
59