/* * Copyright (c) 2019, 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 * @summary When HelloA and HelloB are copied into the dynamic archive, the Symbols * for their method's names will have a different sorting order. This requires * that the dumped InstanceKlass to re-sort their "methods" array and re-layout the vtables/itables. * A regression test for an earlier bug in DynamicArchiveBuilder::relocate_buffer_to_target(). * @requires vm.cds * @library /test/lib /test/hotspot/jtreg/runtime/cds /test/hotspot/jtreg/runtime/cds/test-classes * /test/hotspot/jtreg/runtime/cds/dynamicArchive/test-classes * @build MethodSortingApp * @run driver ClassFileInstaller -jar method_sorting.jar * MethodSortingApp * MethodSortingApp$HelloA * MethodSortingApp$HelloA1 * MethodSortingApp$HelloB * MethodSortingApp$HelloB1 * MethodSortingApp$InterfaceA * MethodSortingApp$InterfaceB * MethodSortingApp$ImplementorA * MethodSortingApp$ImplementorA1 * MethodSortingApp$ImplementorB * MethodSortingApp$ImplementorB1 * @run driver MethodSorting */ public class MethodSorting extends DynamicArchiveTestBase { public static void main(String[] args) throws Exception { runTest(MethodSorting::test); } static void test() throws Exception { String topArchiveName = getNewArchiveName(); String appJar = ClassFileInstaller.getJarPath("method_sorting.jar"); String mainClass = "MethodSortingApp"; dumpAndRun(topArchiveName, "-Xlog:cds+dynamic=debug", "-cp", appJar, mainClass); } }