1 /*

     2  * Copyright 2002-2003 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 4635044 4787017

    27  * @summary Invalid error when implicitly referencing enclosing type

    28  *

    29  * @compile WhichImplicitThis2.java

    30  * @run main WhichImplicitThis2

    31  */

    32 

    33 /** Check that hiding prevents enclosing class selection. */

    34 public class WhichImplicitThis2 {

    35     boolean isX() { return false; }

    36     class Middle {

    37         boolean enclIsX() { return WhichImplicitThis2.this.isX(); }

    38     }

    39     class X extends WhichImplicitThis2 {

    40         boolean isX() { return true; }

    41         class Middle {} // hide WhichImplicitThis2.Middle

    42         boolean check() {

    43             return /*X.this.*/new WhichImplicitThis2.Middle().enclIsX();

    44         }

    45     }

    46     public static void main(String[] args) {

    47         WhichImplicitThis2 t = new WhichImplicitThis2();

    48         X x = t.new X();

    49         if (!x.check()) throw new Error();

    50     }

    51 }