1 /*

     2  * Copyright (c) 2015, 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 Test the behavior when shared classes loaded by custom loaders are

    28  *          unloaded.

    29  * @requires vm.cds

    30  * @requires vm.cds.custom.loaders

    31  * @requires vm.opt.final.ClassUnloading

    32  * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds /test/hotspot/jtreg/runtime/testlibrary

    33  * @modules java.base/jdk.internal.misc

    34  *          java.management

    35  *          jdk.jartool/sun.tools.jar

    36  * @build sun.hotspot.WhiteBox ClassUnloadCommon

    37  * @compile test-classes/UnloadUnregisteredLoader.java test-classes/CustomLoadee.java

    38  * @run driver ClassFileInstaller sun.hotspot.WhiteBox

    39  * @run driver ClassFileInstaller ClassUnloadCommon

    40  * @run driver ClassFileInstaller ClassUnloadCommon$1

    41  * @run driver ClassFileInstaller ClassUnloadCommon$TestFailure

    42  * @run driver UnloadUnregisteredLoaderTest

    43  */

    44 

    45 import jdk.test.lib.process.OutputAnalyzer;

    46 import sun.hotspot.WhiteBox;

    47 

    48 public class UnloadUnregisteredLoaderTest {

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

    50         String appJar1 = JarBuilder.build("UnloadUnregisteredLoader_app1", "UnloadUnregisteredLoader");

    51         String appJar2 = JarBuilder.build(true, "UnloadUnregisteredLoader_app2",

    52                                           "ClassUnloadCommon", "ClassUnloadCommon$1", "ClassUnloadCommon$TestFailure");

    53         String customJarPath = JarBuilder.build("UnloadUnregisteredLoader_custom", "CustomLoadee");

    54         String wbJar = JarBuilder.build(true, "WhiteBox", "sun/hotspot/WhiteBox");

    55         String use_whitebox_jar = "-Xbootclasspath/a:" + wbJar;

    56 

    57         String classpath = TestCommon.concatPaths(appJar1, appJar2);

    58         String classlist[] = new String[] {

    59             "UnloadUnregisteredLoader",

    60             "ClassUnloadCommon",

    61             "ClassUnloadCommon$1",

    62             "ClassUnloadCommon$TestFailure",

    63             "java/lang/Object id: 1",

    64             "CustomLoadee id: 2 super: 1 source: " + customJarPath,

    65         };

    66 

    67         OutputAnalyzer output;

    68         TestCommon.testDump(classpath, classlist,

    69                             // command-line arguments ...

    70                             use_whitebox_jar);

    71 

    72         output = TestCommon.exec(classpath,

    73                                  // command-line arguments ...

    74                                  use_whitebox_jar,

    75                                  "-XX:+UnlockDiagnosticVMOptions",

    76                                  "-XX:+WhiteBoxAPI",

    77                                  "UnloadUnregisteredLoader",

    78                                  customJarPath);

    79         TestCommon.checkExec(output);

    80     }

    81 }