1/*
2 * Copyright (c) 1997, 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 4091327 4079087
27 * @summary Verify resolution of qualified outer class 'this' references.
28 * @author William Maddox (maddox) [shamelessly cribbed from bug report]
29 *
30 * @clean QualifiedOuterThis QualifiedOuterThis$Y QualifiedOuterThis$Y$Z
31 * @compile QualifiedOuterThis.java
32 * @run main QualifiedOuterThis
33 */
34
35public class QualifiedOuterThis {
36    static StringBuffer sb = new StringBuffer();
37    public String toString() { sb.append('X'); return "X"; }
38    void test() {
39        class Y {
40            public String toString() { sb.append('Y'); return "Y"; }
41            class Z {
42                public String toString() { sb.append('Z'); return "Z"; }
43                void test() {
44                    System.out.println(this.toString());
45                    System.out.println(Y.this.toString());
46                    System.out.println(QualifiedOuterThis.this.toString());
47                }
48            }
49            void test() {
50                new Z().test();
51            }
52        }
53        new Y().test();
54    }
55    public static void main(String[] s) throws Exception {
56        QualifiedOuterThis x = new QualifiedOuterThis();
57        x.test();  // Print Z Y X
58        System.out.println(sb.toString());
59        if (!sb.toString().equals("ZYX")) {
60            throw new Exception("incorrect outer instance method called!");
61        }
62    }
63}
64