/* * Copyright (c) 2018, 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.lang.ref.Reference; import java.lang.ref.WeakReference; import javax.swing.border.TitledBorder; /** * @test * @bug 8204963 * @summary Verifies TitledBorder's memory leak * @library /javax/swing/regtesthelpers * @build Util * @run main/timeout=60/othervm -Xmx32m TestTitledBorderLeak */ public final class TestTitledBorderLeak { public static void main(String[] args) throws Exception { Reference border = getTitleBorder(); int attempt = 0; while (border.get() != null) { Util.generateOOME(); System.out.println("Not freed, attempt: " + attempt++); } } private static Reference getTitleBorder() { TitledBorder tb = new TitledBorder(""); return new WeakReference<>(tb); } }