/*

 * 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.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

import java.io.File;

import java.io.IOException;

import javax.swing.UIManager;

import javax.swing.filechooser.FileSystemView;

/**

 * @test

 * @library /javax/swing/regtesthelpers

 * @build Util

 * @run main/othervm -Xmx8m -Djava.awt.headless=true FileSystemViewListenerLeak

*/

public final class FileSystemViewListenerLeak {

    public static void main(final String[] args) {

        checkListenersCount();

        Util.generateOOME();

        checkListenersCount();

    }

    private static void checkListenersCount() {

        int length = UIManager.getPropertyChangeListeners().length;

        if (length != 0) {

            throw new RuntimeException("The count of listeners is: " + length);

        }

    }

    private static final class CustomFileSystemView extends FileSystemView {

        public File createNewFolder(File containingDir) throws IOException {

            return null;

        }

    }

}