--- /dev/null 2017-05-05 06:40:48.273288351 -0700 +++ new/test/hotspot/jtreg/runtime/appcds/javaldr/AnonVmClassesDuringDump.java 2018-03-06 11:02:27.387012783 -0800 @@ -0,0 +1,68 @@ +/* + * 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 When dumping the CDS archive, try to load VM anonymous classes to make sure they + * are handled properly. Note: these are not "anonymous inner classes" in the Java source code, + * but rather classes that are not recorded in any ClassLoaderData::dictionary(), + * such as classes that are generated for Lambda expressions. + * See https://blogs.oracle.com/jrose/anonymous-classes-in-the-vm. + * @library /test/lib /test/hotspot/jtreg/runtime/appcds /test/hotspot/jtreg/runtime/appcds/test-classes + * @requires vm.cds + * @requires vm.flavor != "minimal" + * @modules java.base/jdk.internal.misc + * jdk.jartool/sun.tools.jar + * java.management + * @build AnonVmClassesDuringDumpTransformer Hello + * @run main/othervm AnonVmClassesDuringDump + */ + +public class AnonVmClassesDuringDump { + public static String appClasses[] = { + "Hello", + }; + public static String agentClasses[] = { + "AnonVmClassesDuringDumpTransformer", + }; + + public static void main(String[] args) throws Throwable { + String agentJar = + ClassFileInstaller.writeJar("AnonVmClassesDuringDumpTransformer.jar", + ClassFileInstaller.Manifest.fromSourceFile("AnonVmClassesDuringDumpTransformer.mf"), + agentClasses); + + String appJar = + ClassFileInstaller.writeJar("AnonVmClassesDuringDumpApp.jar", appClasses); + + TestCommon.testDump(appJar, TestCommon.list("Hello"), + "-javaagent:" + agentJar, + // Set the following property to see logs for dynamically generated classes + // in STDOUT + "-Djava.lang.invoke.MethodHandle.DUMP_CLASS_FILES=true"); + TestCommon.run("-cp", appJar, "Hello") + .assertNormalExit(); + } +} +