1 /* 2 * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* @test 25 @bug 6824600 26 @summary OOM occurs when setLookAndFeel() is executed in Windows L&F(XP style) 27 @author Pavel Porvatov 28 @run main Test6824600 29 */ 30 31 import com.sun.java.swing.plaf.windows.DesktopProperty; 32 33 import java.awt.*; 34 35 public class Test6824600 { 36 public static void main(String[] args) throws Exception { 37 Toolkit toolkit = Toolkit.getDefaultToolkit(); 38 39 HackedDesktopProperty desktopProperty = new HackedDesktopProperty("Button.background", null); 40 41 // Register listener in toolkit 42 desktopProperty.getValueFromDesktop(); 43 44 int length = toolkit.getPropertyChangeListeners().length; 45 46 // Make several invocations 47 desktopProperty.getValueFromDesktop(); 48 desktopProperty.getValueFromDesktop(); 49 50 desktopProperty.invalidate(); 51 52 desktopProperty.getValueFromDesktop(); 53 desktopProperty.getValueFromDesktop(); 54 55 if (length != toolkit.getPropertyChangeListeners().length) { 56 throw new RuntimeException("New listeners were added into Toolkit"); 57 } 58 } 59 60 public static class HackedDesktopProperty extends DesktopProperty { 61 public HackedDesktopProperty(String key, Object fallback) { 62 super(key, fallback); 63 } 64 65 // Publish the method 66 public Object getValueFromDesktop() { 67 return super.getValueFromDesktop(); 68 } 69 } 70 }