HeadlessAbstractSpinnerModel.java

/*
 * Copyright (c) 2007, 2014, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * 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).
 *
 * You should have received a copy of the GNU General Public License version
 * 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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 */

import javax.swing.*;

/*
 * @test
 * @summary Check that AbstractSpinnerModel constructor and methods do not throw
 *          unexpected exceptions in headless mode
 * @run main/othervm -Djava.awt.headless=true HeadlessAbstractSpinnerModel
 */

public class HeadlessAbstractSpinnerModel {
    public static void main (String[] args){
        AbstractSpinnerModel model = new AbstractSpinnerModel(){
            public Object getValue() { return null; }
            public void setValue(Object value) {}
            public Object getNextValue() { return null; }
            public Object getPreviousValue() { return null; }
        };
        model.getPreviousValue();
        model.getNextValue();
        model.setValue("next");
        model.getValue();
    }
}