| /* |
| * Copyright (c) 2017, 2018, 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. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| import javax.swing.UIManager; |
| import javax.swing.filechooser.FileSystemView; |
| |
| /** |
| * @test |
| * @bug 8175968 8198342 |
| * @summary FileSystemView should clean listeners in UIManager before removal |
| * @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(); |
| new CustomFileSystemView(); |
| 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; |
| } |
| } |
| } |