1 /*
 2  * Copyright (c) 2015, 2022, 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
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24 
25 /*
26  * @test
27  * @summary Use Lookup.defineClass() to load a class with rewritten bytecode. Make sure
28  *          the archived class with the same name is not loaded.
29  * @requires vm.cds
30  * @library /test/lib
31  * @compile test-classes/RewriteBytecodes.java test-classes/Util.java test-classes/Super.java test-classes/Child.java
32  * @build jdk.test.whitebox.WhiteBox
33  * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
34  * @run driver RewriteBytecodesTest
35  */
36 
37 import java.io.File;
38 import jdk.test.lib.process.OutputAnalyzer;
39 
40 public class RewriteBytecodesTest {
41   public static void main(String[] args) throws Exception {
42     String wbJar = JarBuilder.build(true, "WhiteBox", "jdk/test/whitebox/WhiteBox");
43     String use_whitebox_jar = "-Xbootclasspath/a:" + wbJar;
44 
45     String appJar = JarBuilder.build("dynamic_define", "RewriteBytecodes", "Util", "Super", "Child");
46     String superClsFile = (new File(System.getProperty("test.classes", "."), "Super.class")).getPath();
47 
48     TestCommon.dump(appJar, TestCommon.list("RewriteBytecodes", "Super", "Child"),
49                     // command-line arguments ...
50                     use_whitebox_jar);
51 
52     OutputAnalyzer output = TestCommon.exec(appJar,
53                     // command-line arguments ...
54                     use_whitebox_jar,
55                     "-XX:+UnlockDiagnosticVMOptions",
56                     "-XX:+WhiteBoxAPI",
57                     "RewriteBytecodes", superClsFile);
58     TestCommon.checkExec(output);
59   }
60 }