1 /*

     2  * Copyright (c) 2014, 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 JvmtiEnv::AddToBootstrapClassLoaderSearch and JvmtiEnv::AddToSystemClassLoaderSearch should disable AppCDS

    28  * @requires vm.cds

    29  * @bug 8060592

    30  * @library /test/lib

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

    32  *          java.management

    33  *          jdk.jartool/sun.tools.jar

    34  * @build sun.hotspot.WhiteBox

    35  * @run driver ClassFileInstaller sun.hotspot.WhiteBox

    36  * @compile test-classes/Hello.java

    37  * @compile test-classes/JvmtiApp.java

    38  * @run driver JvmtiAddPath

    39  */

    40 

    41 import java.io.File;

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

    43 import sun.hotspot.WhiteBox;

    44 

    45 public class JvmtiAddPath {

    46     static String use_whitebox_jar;

    47     static String[] no_extra_matches = {};

    48     static String[] check_appcds_enabled = {

    49         "[class,load] ExtraClass source: shared object"

    50     };

    51     static String[] check_appcds_disabled = {

    52         "[class,load] ExtraClass source: file:"

    53     };

    54 

    55     static void run(String cp, String... args) throws Exception {

    56         run(no_extra_matches, cp, args);

    57     }

    58 

    59     static void run(String[] extra_matches, String cp, String... args) throws Exception {

    60         String[] opts = {"-cp", cp, "-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI", use_whitebox_jar};

    61         opts = TestCommon.concat(opts, args);

    62         TestCommon.run(opts).assertNormalExit(extra_matches);

    63     }

    64 

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

    66         JarBuilder.build("jvmti_addboot", "Hello");

    67         JarBuilder.build("jvmti_addapp", "Hello");

    68         JarBuilder.build("jvmti_app", "JvmtiApp", "ExtraClass");

    69         JarBuilder.build(true, "WhiteBox", "sun/hotspot/WhiteBox");

    70 

    71         // In all the test cases below, appJar does not contain Hello.class. Instead, we

    72         // append JAR file(s) that contain Hello.class to the boot classpath, the app

    73         // classpath, or both, and verify that Hello.class is loaded by the expected ClassLoader.

    74         String appJar = TestCommon.getTestJar("jvmti_app.jar");         // contains JvmtiApp.class

    75         String addappJar = TestCommon.getTestJar("jvmti_addapp.jar");   // contains Hello.class

    76         String addbootJar = TestCommon.getTestJar("jvmti_addboot.jar"); // contains Hello.class

    77         String twoAppJars = appJar + File.pathSeparator + addappJar;

    78         String wbJar = TestCommon.getTestJar("WhiteBox.jar");

    79         use_whitebox_jar = "-Xbootclasspath/a:" + wbJar;

    80 

    81         TestCommon.testDump(appJar, TestCommon.list("JvmtiApp", "ExtraClass"), use_whitebox_jar);

    82 

    83         System.out.println("Test case 1: not adding any paths - Hello.class should not be found");

    84         run(check_appcds_enabled, appJar, "-Xlog:class+load", "JvmtiApp", "noadd"); // appcds should be enabled

    85 

    86         System.out.println("Test case 2: add to boot classpath only - should find Hello.class in boot loader");

    87         String[] toCheck = (TestCommon.isDynamicArchive()) ? check_appcds_enabled

    88                                                            : check_appcds_disabled;

    89         run(toCheck, appJar, "-Xlog:class+load", "JvmtiApp", "bootonly", addbootJar); // appcds should be disabled

    90 

    91         System.out.println("Test case 3: add to app classpath only - should find Hello.class in app loader");

    92         run(appJar, "JvmtiApp", "apponly", addappJar);

    93 

    94         System.out.println("Test case 4: add to boot and app paths - should find Hello.class in boot loader");

    95         run(appJar, "JvmtiApp", "appandboot", addbootJar, addappJar);

    96 

    97         System.out.println("Test case 5: add to app using -cp, but add to boot using JVMTI - should find Hello.class in boot loader");

    98         run(twoAppJars, "JvmtiApp", "bootonly", addappJar);

    99 

   100         System.out.println("Test case 6: add to app using AppCDS, but add to boot using JVMTI - should find Hello.class in boot loader");

   101         TestCommon.testDump(twoAppJars, TestCommon.list("JvmtiApp", "ExtraClass", "Hello"), use_whitebox_jar);

   102         if (!TestCommon.isDynamicArchive()) {

   103             // skip for dynamic archive, the Hello class will be loaded from

   104             // the dynamic archive

   105             run(twoAppJars, "JvmtiApp", "bootonly", addappJar);

   106         }

   107 

   108         System.out.println("Test case 7: add to app using AppCDS, no JVMTI calls - should find Hello.class in app loader");

   109         run(twoAppJars, "JvmtiApp", "noadd-appcds");

   110     }

   111 }