1 /*

     2  * Copyright (c) 2019, 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 When HelloA and HelloB are copied into the dynamic archive, the Symbols

    28  *          for their method's names will have a different sorting order. This requires

    29  *          that the dumped InstanceKlass to re-sort their "methods" array and re-layout the vtables/itables.

    30  *          A regression test for an earlier bug in DynamicArchiveBuilder::relocate_buffer_to_target().

    31  * @requires vm.cds

    32  * @library /test/lib /test/hotspot/jtreg/runtime/appcds /test/hotspot/jtreg/runtime/appcds/test-classes

    33  *          /test/hotspot/jtreg/runtime/appcds/dynamicArchive/test-classes

    34  * @build MethodSortingApp

    35  * @run driver ClassFileInstaller -jar method_sorting.jar

    36  *             MethodSortingApp

    37  *             MethodSortingApp$HelloA

    38  *             MethodSortingApp$HelloA1

    39  *             MethodSortingApp$HelloB

    40  *             MethodSortingApp$HelloB1

    41  *             MethodSortingApp$InterfaceA

    42  *             MethodSortingApp$InterfaceB

    43  *             MethodSortingApp$ImplementorA

    44  *             MethodSortingApp$ImplementorA1

    45  *             MethodSortingApp$ImplementorB

    46  *             MethodSortingApp$ImplementorB1

    47  * @run driver MethodSorting

    48  */

    49 

    50 public class MethodSorting extends DynamicArchiveTestBase {

    51     public static void main(String[] args) throws Exception {

    52         runTest(MethodSorting::test);

    53     }

    54 

    55     static void test() throws Exception {

    56         String topArchiveName = getNewArchiveName();

    57         String appJar = ClassFileInstaller.getJarPath("method_sorting.jar");

    58         String mainClass = "MethodSortingApp";

    59 

    60         dumpAndRun(topArchiveName, "-Xlog:cds+dynamic=debug", "-cp", appJar, mainClass);

    61     }

    62 }