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 Ensure that classes found in jimage takes precedence over classes found in -Xbootclasspath/a.

    28  * @requires vm.cds

    29  * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds

    30  * @modules java.compiler

    31  *          jdk.jartool/sun.tools.jar

    32  * @compile ../../test-classes/DummyClassHelper.java

    33  * @compile ../../test-classes/java/net/HttpCookie.jasm

    34  * @compile ../../../javax/annotation/processing/FilerException.jasm

    35  * @build sun.hotspot.WhiteBox

    36  * @run driver ClassFileInstaller sun.hotspot.WhiteBox

    37  * @run driver DummyClassesInBootClassPath

    38  */

    39 

    40 import java.io.File;

    41 import java.util.List;

    42 import java.util.ArrayList;

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

    44 

    45 public class DummyClassesInBootClassPath {

    46     private static final String METHOD_NAME = "thisClassIsDummy()";

    47 

    48     static void checkOutput(OutputAnalyzer output, String[] classNames) throws Exception {

    49         for (int i = 0; i < classNames.length; i++) {

    50             String cn = classNames[i].replace('/', '.');

    51             TestCommon.checkExec(output,

    52                 "java.lang.NoSuchMethodException: " + cn + "." +

    53                 METHOD_NAME);

    54             output.shouldNotContain(cn + ".class should be in shared space.");

    55         }

    56     }

    57 

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

    59         String classNames[] = { "java/net/HttpCookie",

    60                                 "javax/annotation/processing/FilerException"};

    61         JarBuilder.build("dummyClasses", classNames[0], classNames[1]);

    62 

    63         String appJar = TestCommon.getTestJar("dummyClasses.jar");

    64         OutputAnalyzer dumpOutput = TestCommon.dump(

    65             appJar, classNames, "-Xbootclasspath/a:" + appJar);

    66         TestCommon.checkDump(dumpOutput);

    67 

    68         List<String> argsList = new ArrayList<String>();

    69         for (int i = 0; i < classNames.length; i++) {

    70             argsList.add(classNames[i].replace('/', '.'));

    71         }

    72         String[] arguments = new String[argsList.size()];

    73         arguments = argsList.toArray(arguments);

    74         TestCommon.run(

    75             "-Xbootclasspath/a:" + appJar,

    76             "DummyClassHelper", arguments[0], arguments[1])

    77           .assertNormalExit(output -> checkOutput(output, classNames));

    78 

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

    80         String whiteBoxJar = TestCommon.getTestJar("WhiteBox.jar");

    81         String bootClassPath = "-Xbootclasspath/a:" + appJar +

    82             File.pathSeparator + whiteBoxJar;

    83         dumpOutput = TestCommon.dump(

    84             appJar, classNames, bootClassPath);

    85         argsList.add("testWithWhiteBox");

    86         arguments = new String[argsList.size()];

    87         arguments = argsList.toArray(arguments);

    88         String[] opts = {"-XX:+UnlockDiagnosticVMOptions", "-XX:+WhiteBoxAPI",

    89             bootClassPath, "-Xlog:class+path=trace",

    90             "DummyClassHelper", arguments[0], arguments[1], arguments[2]};

    91         TestCommon.run(opts)

    92           .assertNormalExit(output -> checkOutput(output, classNames));

    93     }

    94 }

    95