1 /* 2 * Copyright (c) 2016, 2018, 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 26 * @requires vm.cds & !vm.graal.enabled 27 * @summary Testing -Xbootclasspath/a support for CDS 28 * @requires vm.cds 29 * @library /test/lib 30 * @modules java.compiler 31 * java.base/jdk.internal.misc 32 * java.management 33 * jdk.internal.jvmstat/sun.jvmstat.monitor 34 * @compile javax/sound/sampled/MyClass.jasm 35 * @compile javax/annotation/processing/FilerException.jasm 36 * @compile nonjdk/myPackage/MyClass.java 37 * @build LoadClass 38 * @run main/othervm BootAppendTests 39 */ 40 41 import java.io.File; 42 import java.io.FileOutputStream; 43 import java.io.IOException; 44 import java.io.PrintStream; 45 46 import java.nio.file.Path; 47 import java.nio.file.Paths; 48 49 import jdk.test.lib.cds.CDSOptions; 50 import jdk.test.lib.cds.CDSTestUtils; 51 import jdk.test.lib.process.ProcessTools; 52 import jdk.test.lib.process.OutputAnalyzer; 53 54 public class BootAppendTests { 55 private static final String APP_CLASS = "LoadClass"; 56 private static final String BOOT_APPEND_MODULE_CLASS = "javax/sound/sampled/MyClass"; 57 private static final String BOOT_APPEND_DUPLICATE_MODULE_CLASS = 58 "javax/annotation/processing/FilerException"; 59 private static final String BOOT_APPEND_CLASS = "nonjdk/myPackage/MyClass"; 60 private static final String BOOT_APPEND_MODULE_CLASS_NAME = 61 BOOT_APPEND_MODULE_CLASS.replace('/', '.'); 62 private static final String BOOT_APPEND_DUPLICATE_MODULE_CLASS_NAME = 63 BOOT_APPEND_DUPLICATE_MODULE_CLASS.replace('/', '.'); 64 private static final String BOOT_APPEND_CLASS_NAME = 65 BOOT_APPEND_CLASS.replace('/', '.'); 66 private static final String[] ARCHIVE_CLASSES = 67 {BOOT_APPEND_MODULE_CLASS, BOOT_APPEND_DUPLICATE_MODULE_CLASS, BOOT_APPEND_CLASS}; 68 69 private static final String modes[] = {"on", "off"}; 70 71 private static String appJar; 72 private static String bootAppendJar; 73 74 public static void main(String... args) throws Exception { 75 dumpArchive(); 76 77 logTestCase("1"); 78 testBootAppendModuleClass(); 79 80 logTestCase("2"); 81 testBootAppendDuplicateModuleClass(); 82 83 logTestCase("3"); 84 testBootAppendExcludedModuleClass(); 85 86 logTestCase("4"); 87 testBootAppendDuplicateExcludedModuleClass(); 88 89 logTestCase("5"); 90 testBootAppendClass(); 91 92 logTestCase("6"); 93 testBootAppendExtraDir(); 94 } 95 96 private static void logTestCase(String msg) { 97 System.out.println(); 98 System.out.printf("TESTCASE: %s", msg); 99 System.out.println(); 100 } 101 102 static void dumpArchive() throws Exception { 103 // create the classlist 104 File classlist = CDSTestUtils.makeClassList(ARCHIVE_CLASSES); 105 106 // build jar files 107 appJar = ClassFileInstaller.writeJar("app.jar", APP_CLASS); 108 bootAppendJar = ClassFileInstaller.writeJar("bootAppend.jar", 109 BOOT_APPEND_MODULE_CLASS, BOOT_APPEND_DUPLICATE_MODULE_CLASS, BOOT_APPEND_CLASS); 110 111 112 OutputAnalyzer out = CDSTestUtils.createArchiveAndCheck( 113 "-Xbootclasspath/a:" + bootAppendJar, 114 "-cp", appJar, 115 "-XX:SharedClassListFile=" + classlist.getPath()); 116 // Make sure all the classes were successfully archived. 117 for (String archiveClass : ARCHIVE_CLASSES) { 118 String msg = "Preload Warning: Cannot find " + archiveClass; 119 if (archiveClass.equals(BOOT_APPEND_MODULE_CLASS)) { 120 // We shouldn't archive a class in the appended boot class path that 121 // are the java.desktop module. Such a class cannot be loaded 122 // at runtime anyway. 123 out.shouldContain(msg); 124 } else { 125 out.shouldNotContain(msg); 126 } 127 } 128 } 129 130 // Test #1: If a class on -Xbootclasspath/a is from a package defined in 131 // bootmodules, the class is not loaded at runtime. 132 // Verify the behavior is the same when the class is archived 133 // with CDS enabled at runtime. 134 // 135 // The javax.sound.sampled package is defined in the java.desktop module. 136 // The archived javax.sound.sampled.MyClass from the -Xbootclasspath/a 137 // should not be loaded at runtime. 138 public static void testBootAppendModuleClass() throws Exception { 139 for (String mode : modes) { 140 CDSOptions opts = (new CDSOptions()) 141 .setXShareMode(mode).setUseVersion(false) 142 .addPrefix("-Xbootclasspath/a:" + bootAppendJar, "-cp", appJar, "-showversion") 143 .addSuffix(APP_CLASS, BOOT_APPEND_MODULE_CLASS_NAME); 144 145 OutputAnalyzer out = CDSTestUtils.runWithArchive(opts); 146 CDSTestUtils.checkExec(out, opts, "java.lang.ClassNotFoundException: javax.sound.sampled.MyClass"); 147 } 148 } 149 150 // Test #2: If a class on -Xbootclasspath/a has the same fully qualified 151 // name as a class defined in boot modules, the class is not loaded 152 // from -Xbootclasspath/a. Verify the behavior is the same at runtime 153 // when CDS is enabled. 154 // 155 // The javax/annotation/processing/FilerException is a platform module 156 // class. The class on the -Xbootclasspath/a path that has the same 157 // fully-qualified name should not be loaded at runtime when CDS is enabled. 158 // The one from the platform modules should be loaded instead. 159 public static void testBootAppendDuplicateModuleClass() throws Exception { 160 for (String mode : modes) { 161 CDSOptions opts = (new CDSOptions()) 162 .setXShareMode(mode).setUseVersion(false) 163 .addPrefix("-showversion", 164 "-Xbootclasspath/a:" + bootAppendJar, "-cp", appJar) 165 .addSuffix("-Xlog:class+load=info", 166 APP_CLASS, BOOT_APPEND_DUPLICATE_MODULE_CLASS_NAME); 167 168 String MATCH_PATTERN = ".class.load. javax.annotation.processing.FilerException source:.*bootAppend.jar*"; 169 CDSTestUtils.run(opts) 170 .assertNormalExit(out -> { 171 out.shouldNotMatch(MATCH_PATTERN); 172 }); 173 } 174 } 175 176 // Test #3: If a class on -Xbootclasspath/a is from a package defined in boot modules, 177 // the class can be loaded from -Xbootclasspath/a when the module is excluded 178 // using --limit-modules. Verify the behavior is the same at runtime when CDS 179 // is enabled. 180 // 181 // The java.desktop module is excluded using --limit-modules at runtime 182 // CDS will be disabled with the --limit-modules option during runtime. 183 // javax.sound.sampled.MyClass will be loaded from the jar at runtime. 184 public static void testBootAppendExcludedModuleClass() throws Exception { 185 for (String mode : modes) { 186 CDSOptions opts = (new CDSOptions()) 187 .setXShareMode(mode).setUseVersion(false) 188 .addPrefix("-Xbootclasspath/a:" + bootAppendJar, "-showversion", 189 "--limit-modules=java.base", "-cp", appJar) 190 .addSuffix("-Xlog:class+load=info", 191 APP_CLASS, BOOT_APPEND_MODULE_CLASS_NAME); 192 CDSTestUtils.Result res = CDSTestUtils.run(opts); 193 String MATCH_PATTERN = 194 ".class.load. javax.sound.sampled.MyClass source:.*bootAppend.jar*"; 195 if (mode.equals("on")) { 196 res.assertSilentlyDisabledCDS(out -> { 197 out.shouldHaveExitValue(0) 198 .shouldMatch(MATCH_PATTERN); 199 }); 200 } else { 201 res.assertNormalExit(out -> { 202 out.shouldMatch(MATCH_PATTERN); 203 }); 204 } 205 } 206 } 207 208 // Test #4: If a class on -Xbootclasspath/a has the same fully qualified 209 // name as a class defined in boot modules, the class is loaded 210 // from -Xbootclasspath/a when the boot module is excluded using 211 // --limit-modules. Verify the behavior is the same at runtime 212 // when CDS is enabled. 213 // 214 // The javax.annotation.processing.FilerException is a platform module class. 215 // The class on -Xbootclasspath/a that has the same fully-qualified name 216 // as javax.annotation.processing.FilerException can be loaded at runtime when 217 // java.compiler is excluded. 218 // CDS is disabled during runtime if the --limit-modules option is 219 // specified. 220 public static void testBootAppendDuplicateExcludedModuleClass() throws Exception { 221 for (String mode : modes) { 222 CDSOptions opts = (new CDSOptions()) 223 .setXShareMode(mode).setUseVersion(false) 224 .addPrefix("-Xbootclasspath/a:" + bootAppendJar, "-showversion", 225 "--limit-modules=java.base", "-cp", appJar) 226 .addSuffix("-Xlog:class+load=info", 227 APP_CLASS, BOOT_APPEND_DUPLICATE_MODULE_CLASS_NAME); 228 229 CDSTestUtils.Result res = CDSTestUtils.run(opts); 230 String MATCH_PATTERN = 231 ".class.load. javax.annotation.processing.FilerException source:.*bootAppend.jar*"; 232 if (mode.equals("on")) { 233 res.assertSilentlyDisabledCDS(out -> { 234 out.shouldHaveExitValue(0) 235 .shouldMatch(MATCH_PATTERN); 236 }); 237 } else { 238 res.assertNormalExit(out -> { 239 out.shouldMatch(MATCH_PATTERN); 240 }); 241 } 242 } 243 } 244 245 // Test #5: If a class on -Xbootclasspath/a is not from named modules, 246 // the class can be loaded at runtime. Verify the behavior is 247 // the same at runtime when CDS is enabled. 248 // 249 // The nonjdk.myPackage is not defined in named modules. The 250 // nonjdk.myPackage.MyClass will be loaded from the jar in 251 // -Xbootclasspath/a since CDS will be disabled with the 252 // --limit-modules option. 253 public static void testBootAppendClass() throws Exception { 254 for (String mode : modes) { 255 CDSOptions opts = (new CDSOptions()) 256 .setXShareMode(mode).setUseVersion(false) 257 .addPrefix("-Xbootclasspath/a:" + bootAppendJar, "-showversion", 258 "--limit-modules=java.base", "-cp", appJar) 259 .addSuffix("-Xlog:class+load=info", 260 APP_CLASS, BOOT_APPEND_CLASS_NAME); 261 262 CDSTestUtils.Result res = CDSTestUtils.run(opts); 263 String MATCH_PATTERN = 264 ".class.load. nonjdk.myPackage.MyClass source:.*bootAppend.jar*"; 265 if (mode.equals("on")) { 266 res.assertSilentlyDisabledCDS(out -> { 267 out.shouldHaveExitValue(0) 268 .shouldMatch(MATCH_PATTERN); 269 }); 270 } else { 271 res.assertNormalExit(out -> { 272 out.shouldMatch(MATCH_PATTERN); 273 }); 274 } 275 } 276 } 277 278 // Test #6: This is similar to Test #5. During runtime, an extra dir 279 // is appended to the bootclasspath. It should not invalidate 280 // the shared archive. However, CDS will be disabled with the 281 // --limit-modules in the command line. 282 public static void testBootAppendExtraDir() throws Exception { 283 for (String mode : modes) { 284 CDSOptions opts = (new CDSOptions()) 285 .setXShareMode(mode).setUseVersion(false) 286 .addPrefix("-Xbootclasspath/a:" + bootAppendJar + File.pathSeparator + appJar, 287 "-showversion", "--limit-modules=java.base", "-cp", appJar) 288 .addSuffix("-Xlog:class+load=info", 289 APP_CLASS, BOOT_APPEND_CLASS_NAME); 290 291 CDSTestUtils.Result res = CDSTestUtils.run(opts); 292 String MATCH_PATTERN = 293 ".class.load. nonjdk.myPackage.MyClass source:.*bootAppend.jar*"; 294 if (mode.equals("on")) { 295 res.assertSilentlyDisabledCDS(out -> { 296 out.shouldHaveExitValue(0) 297 .shouldMatch(MATCH_PATTERN); 298 }); 299 } else { 300 res.assertNormalExit(out -> { 301 out.shouldMatch(MATCH_PATTERN); 302 }); 303 } 304 } 305 } 306 }