jdk-24/langtools/test/tools/javac/enum/FauxEnum3.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
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 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
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/*
 * @test
 * @bug 5009574
 * @summary verify an enum type can't be directly subclassed
 * @author Joseph D. Darcy
 *
 * @compile/fail FauxEnum3.java
 */

public class FauxEnum3 extends SpecializedEnum {
}

enum SpecializedEnum {
    RED {
        boolean special() {return true;}
    },
    GREEN,
    BLUE;
    boolean special() {return false;}
}