1/* 2 * Copyright (c) 2009, 2011, 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/* 25 * @test 26 * @bug 6660539 27 * @summary Tests changeable BeanInfo cache in different application contexts 28 * @author Sergey Malenkov 29 */ 30 31import java.beans.BeanInfo; 32import java.beans.IntrospectionException; 33import java.beans.Introspector; 34import java.beans.PropertyDescriptor; 35 36public class Test6660539 implements Runnable { 37 private static final String NAME = "$$$"; 38 39 public static void main(String[] args) throws Exception { 40 for (PropertyDescriptor pd : getPropertyDescriptors()) { 41 pd.setDisplayName(NAME); 42 } 43 ThreadGroup group = new ThreadGroup(NAME); 44 Thread thread = new Thread(group, new Test6660539()); 45 thread.start(); 46 thread.join(); 47 } 48 49 public void run() { 50 for (PropertyDescriptor pd : getPropertyDescriptors()) { 51 if (pd.getDisplayName().equals(NAME)) 52 throw new Error("shared BeanInfo cache"); 53 } 54 } 55 56 private static PropertyDescriptor[] getPropertyDescriptors() { 57 try { 58 BeanInfo info = Introspector.getBeanInfo(Test6660539.class); 59 return info.getPropertyDescriptors(); 60 } 61 catch (IntrospectionException exception) { 62 throw new Error("unexpected", exception); 63 } 64 } 65} 66