langtools/test/tools/javac/implicitThis/WhichImplicitThis2.java
author duke
Sat, 01 Dec 2007 00:00:00 +0000
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/*
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 * Copyright 2002-2003 Sun Microsystems, Inc.  All Rights Reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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 * CA 95054 USA or visit www.sun.com if you need additional information or
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 * have any questions.
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 */
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/**
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 * @test
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 * @bug 4635044 4787017
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 * @summary Invalid error when implicitly referencing enclosing type
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 *
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 * @compile WhichImplicitThis2.java
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 * @run main WhichImplicitThis2
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 */
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/** Check that hiding prevents enclosing class selection. */
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public class WhichImplicitThis2 {
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    boolean isX() { return false; }
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    class Middle {
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        boolean enclIsX() { return WhichImplicitThis2.this.isX(); }
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    }
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    class X extends WhichImplicitThis2 {
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        boolean isX() { return true; }
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        class Middle {} // hide WhichImplicitThis2.Middle
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        boolean check() {
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            return /*X.this.*/new WhichImplicitThis2.Middle().enclIsX();
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        }
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    }
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    public static void main(String[] args) {
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        WhichImplicitThis2 t = new WhichImplicitThis2();
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        X x = t.new X();
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        if (!x.check()) throw new Error();
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    }
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}