1/*
2 * Copyright (c) 2005, 2007, 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     6365166
27 * @summary javac (generic) unable to resolve methods
28 * @compile NewTest.java
29 */
30
31import java.util.*;
32
33public class NewTest<A,B> {
34    private List<A> toAdd;
35
36    public NewTest(List<A> toAdd) {
37        this.toAdd = toAdd;
38    }
39
40    private List<A> getRelated(B b) {
41        //some application logic
42        //for demo
43        return toAdd;
44    }
45
46    @SuppressWarnings("unchecked")
47    public <L extends List<? super A>,LF extends Factory<L>> L addOrCreate4(B b,L l,LF lf) {
48        if (l == null) {
49            l = lf.create();
50        }
51        ((List<? super A>)l).addAll(getRelated(b)); //to get round the compiler bug
52        return l;
53    }
54
55    public static class ListFactory<T>  implements Factory<List<T>>{
56        public List<T> create() {
57            return new ArrayList<T>();
58        }
59    }
60    public static interface Factory<T> {
61        public T create();
62    }
63
64    public static void main(String ... args) {
65        ListFactory<Number> lf = new ListFactory<Number>();
66        List<Long> longs = new ArrayList<Long>();
67        longs.add(new Long(1));
68        NewTest<Long,Number> test = new NewTest<Long,Number>(longs);
69
70        List<Number> ret4 = null;
71
72        ret4 = test.addOrCreate4(1, ret4,lf);
73
74    }
75}
76