--- old/test/hotspot/jtreg/runtime/appcds/FreeUnusedMetadata.java 2019-07-24 08:26:29.489471083 -0400 +++ /dev/null 2019-07-22 09:37:15.068007775 -0400 @@ -1,118 +0,0 @@ -/* - * Copyright (c) 2017, 2018, 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 Unused metadata created during dump time should be freed from the CDS archive. - * @requires vm.cds - * @library /test/lib - * @modules jdk.jartool/sun.tools.jar - * @compile test-classes/MethodNoReturn.jasm test-classes/Hello.java - * @run driver FreeUnusedMetadata - */ - -import java.nio.file.Files; -import java.nio.file.Paths; -import jdk.test.lib.process.OutputAnalyzer; - -public class FreeUnusedMetadata { - static byte iconst_1 = 4; - static byte pop = 87; - static byte[] pattern = { // This has the same sequence as in test-classes/MethodNoReturn.jasm - iconst_1, - pop, - iconst_1, - pop, - iconst_1, - pop, - iconst_1, - pop, - iconst_1, - pop, - iconst_1, - pop, - iconst_1, - pop, - iconst_1, - pop, - iconst_1, - pop, - iconst_1, - pop, - iconst_1, - iconst_1, - iconst_1, - iconst_1, - iconst_1, - iconst_1, - iconst_1, - iconst_1, - pop, - pop, - pop, - pop, - pop, - pop, - pop, - pop - }; - - public static void main(String[] args) throws Exception { - String[] ARCHIVE_CLASSES = {"Hello", "MethodNoReturn"}; - String appJar = JarBuilder.build("FreeUnusedMetadata", ARCHIVE_CLASSES); - - OutputAnalyzer dumpOutput = TestCommon.dump( - appJar, ARCHIVE_CLASSES); - TestCommon.checkDump(dumpOutput, "Loading classes to share"); - - OutputAnalyzer execOutput = TestCommon.exec(appJar, "Hello"); - TestCommon.checkExec(execOutput, "Hello World"); - - - String archive = TestCommon.getCurrentArchiveName(); - System.out.println("Checking for pattern inside " + archive + "..."); - - byte[] data = Files.readAllBytes(Paths.get(archive)); - int max = data.length - pattern.length; - for (int i=0; i