1 /* 2 * Copyright (c) 2016, 2017, 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.base/jdk.internal.misc 31 * java.management 32 * jdk.internal.jvmstat/sun.jvmstat.monitor 33 * @compile javax/sound/sampled/MyClass.jasm 34 * @compile org/omg/CORBA/Context.jasm 35 * @compile nonjdk/myPackage/MyClass.java 36 * @build LoadClass 37 * @run main/othervm BootAppendTests 38 */ 39 40 import java.io.File; 41 import java.io.FileOutputStream; 42 import java.io.IOException; 43 import java.io.PrintStream; 44 45 import java.nio.file.Path; 46 import java.nio.file.Paths; 47 48 import jdk.test.lib.cds.CDSOptions; 49 import jdk.test.lib.cds.CDSTestUtils; 50 import jdk.test.lib.process.ProcessTools; 51 import jdk.test.lib.process.OutputAnalyzer; 52 53 public class BootAppendTests { 54 private static final String APP_CLASS = "LoadClass"; 55 private static final String BOOT_APPEND_MODULE_CLASS = "javax/sound/sampled/MyClass"; 56 private static final String BOOT_APPEND_DUPLICATE_MODULE_CLASS = "org/omg/CORBA/Context"; 57 private static final String BOOT_APPEND_CLASS = "nonjdk/myPackage/MyClass"; 58 private static final String BOOT_APPEND_MODULE_CLASS_NAME = 59 BOOT_APPEND_MODULE_CLASS.replace('/', '.'); 60 private static final String BOOT_APPEND_DUPLICATE_MODULE_CLASS_NAME = 61 BOOT_APPEND_DUPLICATE_MODULE_CLASS.replace('/', '.'); 62 private static final String BOOT_APPEND_CLASS_NAME = 63 BOOT_APPEND_CLASS.replace('/', '.'); 64 private static final String[] ARCHIVE_CLASSES = 65 {BOOT_APPEND_MODULE_CLASS, BOOT_APPEND_DUPLICATE_MODULE_CLASS, BOOT_APPEND_CLASS}; 66 67 private static final String modes[] = {"on", "off"}; 68 69 private static String appJar; 70 private static String bootAppendJar; 71 72 public static void main(String... args) throws Exception { 73 dumpArchive(); 74 75 logTestCase("1"); 76 testBootAppendModuleClass(); 77 78 logTestCase("2"); 79 testBootAppendDuplicateModuleClass(); 80 81 logTestCase("3"); 82 testBootAppendExcludedModuleClass(); 83 84 logTestCase("4"); 85 testBootAppendDuplicateExcludedModuleClass(); 86 87 logTestCase("5"); 88 testBootAppendClass(); 89 90 logTestCase("6"); 91 testBootAppendExtraDir(); 92 } 93 94 private static void logTestCase(String msg) { 95 System.out.println(); 96 System.out.printf("TESTCASE: %s", msg); 97 System.out.println(); 98 } 99 100 static void dumpArchive() throws Exception { 101 // create the classlist 102 File classlist = CDSTestUtils.makeClassList(ARCHIVE_CLASSES); 103 104 // build jar files 105 appJar = ClassFileInstaller.writeJar("app.jar", APP_CLASS); 106 bootAppendJar = ClassFileInstaller.writeJar("bootAppend.jar", 107 BOOT_APPEND_MODULE_CLASS, BOOT_APPEND_DUPLICATE_MODULE_CLASS, BOOT_APPEND_CLASS); 108 109 110 OutputAnalyzer out = CDSTestUtils.createArchiveAndCheck( 111 "-Xbootclasspath/a:" + bootAppendJar, 112 "-XX:SharedClassListFile=" + classlist.getPath()); 113 // Make sure all the classes were successfully archived. 114 for (String archiveClass : ARCHIVE_CLASSES) { 115 out.shouldNotContain("Preload Warning: Cannot find " + archiveClass); 116 } 117 } 118 119 // Test #1: If a class on -Xbootclasspath/a is from a package defined in 120 // bootmodules, the class is not loaded at runtime. 121 // Verify the behavior is the same when the class is archived 122 // with CDS enabled at runtime. 123 // 124 // The javax.sound.sampled package is defined in the java.desktop module. 125 // The archived javax.sound.sampled.MyClass from the -Xbootclasspath/a 126 // should not be loaded at runtime. 127 public static void testBootAppendModuleClass() throws Exception { 128 for (String mode : modes) { 129 CDSOptions opts = (new CDSOptions()) 130 .setXShareMode(mode).setUseVersion(false) 131 .addPrefix("-Xbootclasspath/a:" + bootAppendJar, "-cp", appJar, "-showversion") 132 .addSuffix(APP_CLASS, BOOT_APPEND_MODULE_CLASS_NAME); 133 134 OutputAnalyzer out = CDSTestUtils.runWithArchive(opts); 135 CDSTestUtils.checkExec(out, opts, "java.lang.ClassNotFoundException: javax.sound.sampled.MyClass"); 136 } 137 } 138 139 // Test #2: If a class on -Xbootclasspath/a has the same fully qualified 140 // name as a class defined in boot modules, the class is not loaded 141 // from -Xbootclasspath/a. Verify the behavior is the same at runtime 142 // when CDS is enabled. 143 // 144 // The org.omg.CORBA.Context is a boot module class. The class on 145 // the -Xbootclasspath/a path that has the same fully-qualified name 146 // should not be loaded at runtime when CDS is enabled. 147 // The one from the boot modules should be loaded instead. 148 public static void testBootAppendDuplicateModuleClass() throws Exception { 149 for (String mode : modes) { 150 CDSOptions opts = (new CDSOptions()) 151 .setXShareMode(mode).setUseVersion(false) 152 .addPrefix("--add-modules", "java.corba", "-showversion", 153 "-Xbootclasspath/a:" + bootAppendJar, "-cp", appJar) 154 .addSuffix("-Xlog:class+load=info", 155 APP_CLASS, BOOT_APPEND_DUPLICATE_MODULE_CLASS_NAME); 156 157 OutputAnalyzer out = CDSTestUtils.runWithArchive(opts); 158 CDSTestUtils.checkExec(out, opts, "[class,load] org.omg.CORBA.Context source: jrt:/java.corba"); 159 } 160 } 161 162 // Test #3: If a class on -Xbootclasspath/a is from a package defined in boot modules, 163 // the class can be loaded from -Xbootclasspath/a when the module is excluded 164 // using --limit-modules. Verify the behavior is the same at runtime when CDS 165 // is enabled. 166 // 167 // The java.desktop module is excluded using --limit-modules at runtime, 168 // javax.sound.sampled.MyClass is archived from -Xbootclasspath/a. It can be 169 // loaded from the archive at runtime. 170 public static void testBootAppendExcludedModuleClass() throws Exception { 171 for (String mode : modes) { 172 CDSOptions opts = (new CDSOptions()) 173 .setXShareMode(mode).setUseVersion(false) 174 .addPrefix("-Xbootclasspath/a:" + bootAppendJar, "-showversion", 175 "--limit-modules=java.base", "-cp", appJar) 176 .addSuffix("-Xlog:class+load=info", 177 APP_CLASS, BOOT_APPEND_MODULE_CLASS_NAME); 178 179 OutputAnalyzer out = CDSTestUtils.runWithArchive(opts); 180 CDSTestUtils.checkExec(out, opts, "[class,load] javax.sound.sampled.MyClass"); 181 182 // When CDS is enabled, the shared class should be loaded from the archive. 183 if (mode.equals("on")) { 184 CDSTestUtils.checkExec(out, opts, "[class,load] javax.sound.sampled.MyClass source: shared objects file"); 185 } 186 } 187 } 188 189 // Test #4: If a class on -Xbootclasspath/a has the same fully qualified 190 // name as a class defined in boot modules, the class is loaded 191 // from -Xbootclasspath/a when the boot module is excluded using 192 // --limit-modules. Verify the behavior is the same at runtime 193 // when CDS is enabled. 194 // 195 // The org.omg.CORBA.Context is a boot module class. The class 196 // on -Xbootclasspath/a that has the same fully-qualified name 197 // as org.omg.CORBA.Context can be loaded at runtime when 198 // java.corba is excluded. 199 public static void testBootAppendDuplicateExcludedModuleClass() throws Exception { 200 for (String mode : modes) { 201 CDSOptions opts = (new CDSOptions()) 202 .setXShareMode(mode).setUseVersion(false) 203 .addPrefix("-Xbootclasspath/a:" + bootAppendJar, "-showversion", 204 "--limit-modules=java.base", "-cp", appJar) 205 .addSuffix("-Xlog:class+load=info", 206 APP_CLASS, BOOT_APPEND_DUPLICATE_MODULE_CLASS_NAME); 207 208 OutputAnalyzer out = CDSTestUtils.runWithArchive(opts); 209 CDSTestUtils.checkExec(out, opts, "[class,load] org.omg.CORBA.Context"); 210 if (!CDSTestUtils.isUnableToMap(out)) { 211 if (mode.equals("off")) { 212 out.shouldMatch(".*\\[class,load\\] org.omg.CORBA.Context source:.*bootAppend.jar"); 213 } else { 214 CDSTestUtils.checkExec(out, opts, "[class,load] org.omg.CORBA.Context source: shared objects file"); 215 } 216 } 217 } 218 } 219 220 // Test #5: If a class on -Xbootclasspath/a is not from named modules, 221 // the class can be loaded at runtime. Verify the behavior is 222 // the same at runtime when CDS is enabled. 223 // 224 // The nonjdk.myPackage is not defined in named modules. The 225 // archived nonjdk.myPackage.MyClass from -Xbootclasspath/a 226 // can be loaded at runtime when CDS is enabled. 227 public static void testBootAppendClass() throws Exception { 228 for (String mode : modes) { 229 CDSOptions opts = (new CDSOptions()) 230 .setXShareMode(mode).setUseVersion(false) 231 .addPrefix("-Xbootclasspath/a:" + bootAppendJar, "-showversion", 232 "--limit-modules=java.base", "-cp", appJar) 233 .addSuffix("-Xlog:class+load=info", 234 APP_CLASS, BOOT_APPEND_CLASS_NAME); 235 236 OutputAnalyzer out = CDSTestUtils.runWithArchive(opts); 237 CDSTestUtils.checkExec(out, opts, "[class,load] nonjdk.myPackage.MyClass"); 238 239 // If CDS is enabled, the nonjdk.myPackage.MyClass should be loaded 240 // from the shared archive. 241 if (mode.equals("on")) { 242 CDSTestUtils.checkExec(out, opts, 243 "[class,load] nonjdk.myPackage.MyClass source: shared objects file"); 244 } 245 } 246 } 247 248 // Test #6: This is similar to Test #5. During runtime, an extra dir 249 // is appended to the bootclasspath. It should not invalidate 250 // the shared archive. 251 public static void testBootAppendExtraDir() throws Exception { 252 for (String mode : modes) { 253 CDSOptions opts = (new CDSOptions()) 254 .setXShareMode(mode).setUseVersion(false) 255 .addPrefix("-Xbootclasspath/a:" + bootAppendJar + File.pathSeparator + appJar, 256 "-showversion", "--limit-modules=java.base", "-cp", appJar) 257 .addSuffix("-Xlog:class+load=info", 258 APP_CLASS, BOOT_APPEND_CLASS_NAME); 259 260 OutputAnalyzer out = CDSTestUtils.runWithArchive(opts); 261 CDSTestUtils.checkExec(out, opts, "[class,load] nonjdk.myPackage.MyClass"); 262 263 // If CDS is enabled, the nonjdk.myPackage.MyClass should be loaded 264 // from the shared archive. 265 if (mode.equals("on")) { 266 CDSTestUtils.checkExec(out, opts, 267 "[class,load] nonjdk.myPackage.MyClass source: shared objects file"); 268 } 269 } 270 } 271 }