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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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
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/* @test
 * @bug 4243930
 * @summary Tests that JToolBar.remove() does not throw StackOverflowError
 * @run main bug4243930
 */

import java.awt.event.ActionEvent;

import javax.swing.AbstractAction;
import javax.swing.JButton;
import javax.swing.JToolBar;
import javax.swing.SwingUtilities;

public class bug4243930 {

    private static class NullAction extends AbstractAction {
        public void actionPerformed(ActionEvent e){}
    }

    public static void main(String[] args) throws Exception {
        SwingUtilities.invokeAndWait(() -> {
            JToolBar tb = new JToolBar();
            JButton test = tb.add(new NullAction());
            tb.remove(test);
        });
    }
}