1 /*
   2  * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 /*
  26  * @test
  27  * @summary Load app classes from CDS archive in parallel threads,
  28  * use initial transformation (CFLH)
  29  * @library /test/lib /test/hotspot/jtreg/runtime/appcds
  30  *     /test/hotspot/jtreg/runtime/appcds/test-classes /test/hotspot/jtreg/runtime/appcds/jvmti
  31  *     /test/hotspot/jtreg/testlibrary/jvmti
  32  * @requires vm.cds
  33  * @requires !vm.graal.enabled
  34  * @modules java.base/jdk.internal.misc
  35  *          java.management
  36  *          jdk.jartool/sun.tools.jar
  37  *          java.instrument
  38  * @build TransformUtil TransformerAgent ParallelLoad
  39  * @run driver ParallelLoadAndTransformTest
  40  */
  41 import java.util.List;
  42 import java.util.stream.Collectors;
  43 import java.util.stream.IntStream;
  44 
  45 public class ParallelLoadAndTransformTest {
  46 
  47     public static void main(String[] args) throws Exception {
  48         String prop = "-Dappcds.parallel.transform.mode=cflh";
  49         String appJar = ClassFileInstaller.writeJar("parallel_load.jar",
  50                             getClassList(true));
  51         String agentJar = prepareAgent();
  52 
  53         TestCommon.test(appJar, getClassList(false),
  54                         "-javaagent:" + agentJar + "=ParallelClassTr.*",
  55                         prop, "ParallelLoad");
  56     }
  57 
  58 
  59     private static String[] getClassList(boolean includeWatchdog) {
  60         List<String> classList =
  61             IntStream.range(0, ParallelClassesTransform.NUMBER_OF_CLASSES)
  62             .mapToObj(i -> "ParallelClassTr" + i)
  63             .collect(Collectors.toList());
  64 
  65         classList.add("ParallelLoad");
  66         classList.add("ParallelLoadThread");
  67         if (includeWatchdog)
  68             classList.add("ParallelLoadWatchdog");
  69 
  70         return classList.toArray(new String[0]);
  71     }
  72 
  73 
  74     // Agent is the same for all test cases
  75     private static String prepareAgent() throws Exception {
  76         String agentClasses[] = {
  77             "TransformerAgent",
  78             "TransformerAgent$SimpleTransformer",
  79             "TransformUtil"
  80         };
  81 
  82         String manifest = "../../../../testlibrary/jvmti/TransformerAgent.mf";
  83 
  84         return ClassFileInstaller.writeJar("TransformerAgent.jar",
  85             ClassFileInstaller.Manifest.fromSourceFile(manifest),
  86                                         agentClasses);
  87     }
  88 
  89 }