1 /*

     2  * Copyright 1997 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any 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 

    35 public 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 }