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 8005653
27 * @summary A lambda containing an inner class referencing an external type var in class parameter type
28 * @author  Robert Field
29 * @run main LambdaInnerTypeVarArgs
30 */
31
32import java.io.Serializable;
33import java.util.List;
34import java.util.ArrayList;
35
36public class LambdaInnerTypeVarArgs {
37
38    static int assertionCount = 0;
39
40    static void assertTrue(boolean cond) {
41        assertionCount++;
42        if (!cond)
43            throw new AssertionError();
44    }
45
46    interface I {
47        C doit();
48    }
49
50    abstract class C {
51        abstract Object it();
52    }
53
54    class TV {
55        C go() {
56            List<String> ls = new ArrayList<>();
57            ls.add("Oh");
58            ls.add("my");
59            return foo(ls).doit();
60        }
61
62        <RRRRR> I foo(List<RRRRR> r) {
63            return () -> new C() {
64                List<RRRRR> xxxxx = r;
65                @Override
66                    Object it() { return xxxxx; };
67            };
68        }
69    }
70
71    void test1() {
72        assertTrue(((List<String>)(new TV().go().it())).get(0).equals("Oh"));
73    }
74
75    public static void main(String[] args) {
76        LambdaInnerTypeVarArgs t = new LambdaInnerTypeVarArgs();
77        t.test1();
78        assertTrue(assertionCount == 1);
79    }
80}
81