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 }