b527edd338
Change the name of generated lambda proxy classes so that they no longer have a numerical suffix. Reviewed-by: mchung
93 lines
4.2 KiB
Java
93 lines
4.2 KiB
Java
/*
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* Copyright (c) 2018, 2023, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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/*
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* @test
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* @summary When dumping the CDS archive, try to load VM anonymous classes to make sure they
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* are handled properly. Note: these are not "anonymous inner classes" in the Java source code,
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* but rather classes that are not recorded in any ClassLoaderData::dictionary(),
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* such as classes that are generated for Lambda expressions.
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* See https://blogs.oracle.com/jrose/anonymous-classes-in-the-vm.
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* @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds /test/hotspot/jtreg/runtime/cds/appcds/test-classes
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* @requires vm.cds
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* @requires vm.jvmti
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* @run driver AnonVmClassesDuringDump
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*/
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import jdk.test.lib.helpers.ClassFileInstaller;
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public class AnonVmClassesDuringDump {
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public static String appClasses[] = {
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Hello.class.getName(),
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};
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public static String agentClasses[] = {
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AnonVmClassesDuringDumpTransformer.class.getName(),
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};
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public static String cdsDiagnosticOption = "-XX:+AllowArchivingWithJavaAgent";
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public static final boolean dynamicMode =
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Boolean.getBoolean(System.getProperty("test.dynamic.cds.archive", "false"));
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public static void main(String[] args) throws Throwable {
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String agentJar =
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ClassFileInstaller.writeJar("AnonVmClassesDuringDumpTransformer.jar",
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ClassFileInstaller.Manifest.fromSourceFile("AnonVmClassesDuringDumpTransformer.mf"),
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agentClasses);
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String appJar =
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ClassFileInstaller.writeJar("AnonVmClassesDuringDumpApp.jar", appClasses);
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TestCommon.testDump(appJar, TestCommon.list(Hello.class.getName()),
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"-javaagent:" + agentJar,
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"-XX:+UnlockDiagnosticVMOptions", cdsDiagnosticOption,
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// Set the following property to see logs for dynamically generated classes
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// in STDOUT
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"-Djava.lang.invoke.MethodHandle.DUMP_CLASS_FILES=true");
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String prefix = ".class.load. ";
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// class name pattern like the following:
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// jdk.internal.loader.BuiltinClassLoader$$Lambda/1816757085
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// java.lang.invoke.LambdaForm$MH/1585787493
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String class_pattern = ".*Lambda/([0-9]+).*";
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String suffix = ".*source: shared objects file.*";
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String pattern = prefix + class_pattern + suffix;
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// during run time, anonymous classes shouldn't be loaded from the archive
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TestCommon.run("-cp", appJar,
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"-XX:+UnlockDiagnosticVMOptions", cdsDiagnosticOption, Hello.class.getName())
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.assertNormalExit(dynamicMode ?
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output -> output.shouldMatch(pattern) :
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output -> output.shouldNotMatch(pattern));
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// inspect the archive and make sure no anonymous class is in there
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TestCommon.run("-cp", appJar,
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"-XX:+UnlockDiagnosticVMOptions", cdsDiagnosticOption,
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"-XX:+PrintSharedArchiveAndExit", Hello.class.getName())
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.assertNormalExit(dynamicMode ?
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output -> output.shouldMatch(pattern) :
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output -> output.shouldNotMatch(pattern));
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}
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}
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