1 /*
2 * Copyright (c) 2020, 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
21 * questions.
22 */
23
24 /**
25 * @test id=default-cl
26 * @requires vm.cds
27 * @summary Test class loader constraint checks for archived classes (dynamic archive)
28 * @library /test/lib
29 * /test/hotspot/jtreg/runtime/cds/appcds
30 * /test/hotspot/jtreg/runtime/cds/appcds/test-classes
31 * /test/hotspot/jtreg/runtime/cds/appcds/dynamicArchive
32 * @modules java.base/jdk.internal.misc
33 * jdk.httpserver
34 * @build jdk.test.whitebox.WhiteBox
35 * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
36 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. DynamicLoaderConstraintsTest
37 */
38
39 /**
40 * @test id=custom-cl
41 * @requires vm.cds.custom.loaders
42 * @summary Test class loader constraint checks for archived classes (dynamic archive) with custom class loader
43 * @bug 8267347
44 * @library /test/lib
45 * /test/hotspot/jtreg/runtime/cds/appcds
46 * /test/hotspot/jtreg/runtime/cds/appcds/test-classes
47 * /test/hotspot/jtreg/runtime/cds/appcds/dynamicArchive
48 * @modules java.base/jdk.internal.misc
49 * jdk.httpserver
50 * @build jdk.test.whitebox.WhiteBox
51 * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
52 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. DynamicLoaderConstraintsTest custom
53 */
54
55 /**
56 * @test id=custom-cl-zgc-singlegen
57 * @requires vm.cds.custom.loaders
58 * @requires vm.gc.ZSinglegen
59 * @summary Test dumptime_table entries are removed with zgc eager class unloading
60 * @bug 8274935
61 * @library /test/lib
62 * /test/hotspot/jtreg/runtime/cds/appcds
63 * /test/hotspot/jtreg/runtime/cds/appcds/test-classes
64 * /test/hotspot/jtreg/runtime/cds/appcds/dynamicArchive
65 * @modules java.base/jdk.internal.misc
66 * jdk.httpserver
67 * @build jdk.test.whitebox.WhiteBox
68 * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
69 * @run main/othervm/timeout=180 -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. DynamicLoaderConstraintsTest custom-zgc
70 */
71
72 /**
73 * @test id=custom-cl-zgc-generational
74 * @requires vm.cds.custom.loaders
75 * @requires vm.gc.ZGenerational
76 * @summary Test dumptime_table entries are removed with zgc eager class unloading
77 * @bug 8274935
78 * @library /test/lib
79 * /test/hotspot/jtreg/runtime/cds/appcds
80 * /test/hotspot/jtreg/runtime/cds/appcds/test-classes
81 * /test/hotspot/jtreg/runtime/cds/appcds/dynamicArchive
82 * @modules java.base/jdk.internal.misc
83 * jdk.httpserver
84 * @build jdk.test.whitebox.WhiteBox
85 * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
86 * @run main/othervm/timeout=180 -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. DynamicLoaderConstraintsTest custom-zgc-generational
87 */
88
89 import com.sun.net.httpserver.HttpExchange;
90 import com.sun.net.httpserver.HttpHandler;
91 import jdk.test.lib.Asserts;
92 import jdk.test.lib.helpers.ClassFileInstaller;
93 import jdk.test.lib.Platform;
94
95 public class DynamicLoaderConstraintsTest extends DynamicArchiveTestBase {
96 static String mainClass = LoaderConstraintsApp.class.getName();
97 static String appJar = null;
98 static String appClasses[] = {
99 mainClass,
100 HttpHandler.class.getName(),
101 HttpExchange.class.getName(),
102 Asserts.class.getName(),
103 MyHttpHandler.class.getName(),
104 MyHttpHandlerB.class.getName(),
105 MyHttpHandlerC.class.getName(),
106 MyClassLoader.class.getName()
107 };
108
109 static String loaderMainClass = CustomAppLoader.class.getName();
110 static String loaderJar = null;
111 static String loaderClasses[] = {
112 loaderMainClass
113 };
114
115 /*
116 * useCustomLoader: if true, load the LoaderConstraintsApp in a custom loader before executing it.
117 * if false, LoaderConstraintsApp will be loaded by the built-in AppClassLoader.
118 */
119 static boolean useCustomLoader;
120 static boolean useZGC;
121 static boolean useZGenerational;
122
123 public static void main(String[] args) throws Exception {
124 useCustomLoader = (args.length != 0);
125 useZGenerational = (args.length != 0 && args[0].equals("custom-zgc-generational"));
126 useZGC = useZGenerational || (args.length != 0 && args[0].equals("custom-zgc"));
127 runTest(DynamicLoaderConstraintsTest::doTest);
128 }
129
130 static void doTest() throws Exception {
131 appJar = ClassFileInstaller.writeJar("loader_constraints.jar", appClasses);
132 if (useCustomLoader) {
133 loaderJar = ClassFileInstaller.writeJar("custom_app_loader.jar", loaderClasses);
134 }
135 doTest(false);
136 doTest(true);
137 }
138
139 /*
140 * errorInDump:
141 * true: Even when dumping the archive, execute the code that would cause
142 * LinkageError, to see how the VM can handle such error during
143 * dump time.
144 * false: At dump time, simply load all the necessary test classes without
145 * causing LinkageError. This ensures the test classes will be
146 * archived so we can test CDS's handling of loader constraints during
147 * run time.
148 */
149 static void doTest(boolean errorInDump) throws Exception {
150 for (int i = 1; i <= 3; i++) {
151 System.out.println("========================================");
152 System.out.println("errorInDump: " + errorInDump + ", useCustomLoader: " + useCustomLoader +
153 ", useZGC: " + useZGC + ", ZGenerational: " + useZGenerational + ", case: " + i);
154 System.out.println("========================================");
155 String topArchiveName = getNewArchiveName();
156 String testCase = Integer.toString(i);
157 String cmdLine[] = new String[] {
158 "--add-modules",
159 "java.base,jdk.httpserver",
160 "--add-exports",
161 "java.base/jdk.internal.misc=ALL-UNNAMED",
162 "-Xlog:cds=debug,class+load,class+loader+constraints",
163 };
164
165 if (useCustomLoader) {
166 if (useZGC) {
167 String zGenerational = "-XX:" + (useZGenerational ? "+" : "-") + "ZGenerational";
168 // Add options to force eager class unloading.
169 cmdLine = TestCommon.concat(cmdLine, "-cp", loaderJar,
170 "-XX:+UseZGC", zGenerational, "-XX:ZCollectionInterval=0.01",
171 loaderMainClass, appJar);
172 setBaseArchiveOptions("-XX:+UseZGC", "-Xlog:cds");
173 } else {
174 cmdLine = TestCommon.concat(cmdLine, "-cp", loaderJar,
175 loaderMainClass, appJar);
176 }
177 } else {
178 cmdLine = TestCommon.concat(cmdLine, "-cp", appJar);
179 }
180
181 cmdLine = TestCommon.concat(cmdLine, mainClass, testCase);
182
183 String[] dumpCmdLine = cmdLine;
184 if (!errorInDump) {
185 dumpCmdLine = TestCommon.concat(dumpCmdLine, "loadClassOnly");
186 }
187
188 dump(topArchiveName, dumpCmdLine).assertNormalExit();
189 run(topArchiveName, cmdLine).assertNormalExit();
190 }
191 }
192 }