/* * Copyright (c) 1998, 2024, 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.awt.EventQueue; import java.awt.Frame; import java.awt.GridLayout; import java.awt.Panel; /* * @test * @bug 4136190 * @requires (os.family == "windows") * @summary Recursive validation calls would cause major USER resource leakage * @key headful * @run main/timeout=30 ValidateTest */ public class ValidateTest { static Frame frame; public static void main(String args[]) throws Exception { try { EventQueue.invokeAndWait(() -> { createGUI(); }); } finally { EventQueue.invokeAndWait(() -> { if (frame != null) { frame.dispose(); } }); } } public static void createGUI() { frame = new Frame("Test for 4136190 : JVM and win95 resource leakage issues"); frame.setLayout(new GridLayout(1, 1)); MyPanel panel = new MyPanel(); frame.add(panel); frame.invalidate(); frame.validate(); frame.setSize(500, 400); frame.setVisible(true); } static class MyPanel extends Panel { int recurseCounter = 0; public void validate() { recurseCounter++; if (recurseCounter >= 100) { return; } getParent().validate(); super.validate(); } } }