Mercurial > hg > graal-compiler
view test/runtime/8003720/Test8003720.java @ 10405:f2110083203d
8005849: JEP 167: Event-Based JVM Tracing
Reviewed-by: acorn, coleenp, sla
Contributed-by: Karen Kinnear <karen.kinnear@oracle.com>, Bengt Rutisson <bengt.rutisson@oracle.com>, Calvin Cheung <calvin.cheung@oracle.com>, Erik Gahlin <erik.gahlin@oracle.com>, Erik Helin <erik.helin@oracle.com>, Jesper Wilhelmsson <jesper.wilhelmsson@oracle.com>, Keith McGuigan <keith.mcguigan@oracle.com>, Mattias Tobiasson <mattias.tobiasson@oracle.com>, Markus Gronlund <markus.gronlund@oracle.com>, Mikael Auno <mikael.auno@oracle.com>, Nils Eliasson <nils.eliasson@oracle.com>, Nils Loodin <nils.loodin@oracle.com>, Rickard Backman <rickard.backman@oracle.com>, Staffan Larsen <staffan.larsen@oracle.com>, Stefan Karlsson <stefan.karlsson@oracle.com>, Yekaterina Kantserova <yekaterina.kantserova@oracle.com>
author | sla |
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date | Mon, 10 Jun 2013 11:30:51 +0200 |
parents | dad48145e775 |
children |
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/* * Copyright (c) 2012, 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. * */ /* * @test * @bug 8003720 * @summary Method in interpreter stack frame can be deallocated * @compile -XDignore.symbol.file -source 1.7 -target 1.7 Victim.java * @run main/othervm -Xverify:all -Xint Test8003720 */ // Attempts to make the JVM unload a class while still executing one of its methods. public class Test8003720 { final static String VICTIM_CLASS_NAME = "Victim"; final static boolean QUIET = true; final static long DURATION = 30000; public interface CallMe { void callme(); } public static void main(String... av) throws Throwable { newVictimClassLoader(); System.gc(); newVictimClass(); System.gc(); newVictimInstance(); System.gc(); ((CallMe)newVictimInstance()).callme(); } public static Object newVictimInstance() throws Throwable { return newVictimClass().newInstance(); } public static Class<?> newVictimClass() throws Throwable { return Class.forName(VICTIM_CLASS_NAME, true, new VictimClassLoader()); } public static ClassLoader newVictimClassLoader() throws Throwable { return new VictimClassLoader(); } public static void println(String line) { if (!QUIET) { System.out.println(line); } } }