/*
 * Copyright (c) 2004, 2023, 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).
 *
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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 5009724
 * @requires (os.family == "linux")
 * @summary JInternalFrame not serializable in GTK L&F
 * @key headful
 * @run main bug5009724
 */

import java.awt.event.ActionEvent;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import javax.swing.AbstractAction;
import javax.swing.JInternalFrame;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;

public class bug5009724 {

    public static void main(String []args) throws Exception {
        UIManager.setLookAndFeel("com.sun.java.swing.plaf.gtk.GTKLookAndFeel");
        SwingUtilities.invokeAndWait(() -> {
            JInternalFrame frame = new JInternalFrame();
            ObjectOutputStream out = null;
            ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
            try {
                out = new ObjectOutputStream(byteStream);
            } catch (IOException e) {

            }
            if (out != null) {
                System.out.println("Testing...");
                try {
                    out.writeObject(frame);
                } catch (Exception e) {
                    System.out.println(e);
                    throw new RuntimeException("Serialization exception. Test failed.");
                }
            }
        });
    }
}