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 * @summary Testing -Xbootclasspath/a support for CDS 27 * @library /test/lib 28 * @modules java.base/jdk.internal.misc 29 * java.management 30 * jdk.internal.jvmstat/sun.jvmstat.monitor 31 * @compile javax/sound/sampled/MyClass.jasm 32 * @compile org/omg/CORBA/Context.jasm 33 * @compile nonjdk/myPackage/MyClass.java 34 * @build LoadClass 35 * @run main/othervm BootAppendTests 36 */ 37 38 import java.io.File; 39 import java.io.FileOutputStream; 40 import java.io.IOException; 41 import java.io.PrintStream; 42 43 import java.nio.file.Path; 44 import java.nio.file.Paths; 45 46 import jdk.test.lib.cds.CDSOptions; 47 import jdk.test.lib.cds.CDSTestUtils; 48 import jdk.test.lib.process.ProcessTools; 49 import jdk.test.lib.process.OutputAnalyzer; 50 51 public class BootAppendTests { 52 private static final String APP_CLASS = "LoadClass"; 53 private static final String BOOT_APPEND_MODULE_CLASS = "javax/sound/sampled/MyClass"; 54 private static final String BOOT_APPEND_DUPLICATE_MODULE_CLASS = "org/omg/CORBA/Context"; 55 private static final String BOOT_APPEND_CLASS = "nonjdk/myPackage/MyClass"; 56 private static final String BOOT_APPEND_MODULE_CLASS_NAME = 57 BOOT_APPEND_MODULE_CLASS.replace('/', '.'); 58 private static final String BOOT_APPEND_DUPLICATE_MODULE_CLASS_NAME = 59 BOOT_APPEND_DUPLICATE_MODULE_CLASS.replace('/', '.'); 60 private static final String BOOT_APPEND_CLASS_NAME = 61 BOOT_APPEND_CLASS.replace('/', '.'); 62 private static final String[] ARCHIVE_CLASSES = 63 {BOOT_APPEND_MODULE_CLASS, BOOT_APPEND_DUPLICATE_MODULE_CLASS, BOOT_APPEND_CLASS}; 64 65 private static final String modes[] = {"on", "off"}; 66 67 private static String appJar; 68 private static String bootAppendJar; 69 70 public static void main(String... args) throws Exception { 71 dumpArchive(); 72 73 logTestCase("1"); 74 testBootAppendModuleClass(); 75 76 log("TESTCASE: 2"); 77 testBootAppendDuplicateModuleClass(); 78 79 logTestCase("3"); 80 testBootAppendExcludedModuleClass(); 81 82 logTestCase("4"); 83 testBootAppendDuplicateExcludedModuleClass(); 84 85 logTestCase("5"); 86 testBootAppendClass(); 87 } 88 89 private static void logTestCase(String msg) { 90 System.out.println(); 91 System.out.printf("TESTCASE: %s", msg); 92 System.out.println(); 93 } 94 95 static void dumpArchive() throws Exception { 96 // create the classlist 97 File classlist = CDSTestUtils.makeClassList(ARCHIVE_CLASSES); 98 99 // build jar files 100 appJar = ClassFileInstaller.writeJar("app.jar", APP_CLASS); 101 bootAppendJar = ClassFileInstaller.writeJar("bootAppend.jar", 102 BOOT_APPEND_MODULE_CLASS, BOOT_APPEND_DUPLICATE_MODULE_CLASS, BOOT_APPEND_CLASS); 103 104 105 OutputAnalyzer out = CDSTestUtils.createArchiveAndCheck( 106 "-Xbootclasspath/a:" + bootAppendJar, 107 "-XX:SharedClassListFile=" + classlist.getPath()); 108 // Make sure all the classes were successfully archived. 109 for (String archiveClass : ARCHIVE_CLASSES) { 110 out.shouldNotContain("Preload Warning: Cannot find " + archiveClass); 111 } 112 } 113 114 // Test #1: If a class on -Xbootclasspath/a is from a package defined in 115 // bootmodules, the class is not loaded at runtime. 116 // Verify the behavior is the same when the class is archived 117 // with CDS enabled at runtime. 118 // 119 // The javax.sound.sampled package is defined in the java.desktop module. 120 // The archived javax.sound.sampled.MyClass from the -Xbootclasspath/a 121 // should not be loaded at runtime. 122 public static void testBootAppendModuleClass() throws Exception { 123 for (String mode : modes) { 124 CDSOptions opts = (new CDSOptions()) 125 .setXShareMode(mode).setUseVersion(false) 126 .addPrefix("-Xbootclasspath/a:" + bootAppendJar, "-cp", appJar) 127 .addSuffix(APP_CLASS, BOOT_APPEND_MODULE_CLASS_NAME); 128 129 CDSTestUtils.runWithArchive(opts) 130 .shouldContain("java.lang.ClassNotFoundException: javax.sound.sampled.MyClass"); 131 } 132 } 133 134 // Test #2: If a class on -Xbootclasspath/a has the same fully qualified 135 // name as a class defined in boot modules, the class is not loaded 136 // from -Xbootclasspath/a. Verify the behavior is the same at runtime 137 // when CDS is enabled. 138 // 139 // The org.omg.CORBA.Context is a boot module class. The class on 140 // the -Xbootclasspath/a path that has the same fully-qualified name 141 // should not be loaded at runtime when CDS is enabled. 142 // The one from the boot modules should be loaded instead. 143 public static void testBootAppendDuplicateModuleClass() throws Exception { 144 for (String mode : modes) { 145 CDSOptions opts = (new CDSOptions()) 146 .setXShareMode(mode).setUseVersion(false) 147 .addPrefix("-Xbootclasspath/a:" + bootAppendJar, "-cp", appJar) 148 .addSuffix(APP_CLASS, BOOT_APPEND_DUPLICATE_MODULE_CLASS_NAME); 149 150 CDSTestUtils.runWithArchive(opts) 151 .shouldContain("[class,load] org.omg.CORBA.Context source: jrt:/java.corba"); 152 } 153 } 154 155 // Test #3: If a class on -Xbootclasspath/a is from a package defined in boot modules, 156 // the class can be loaded from -Xbootclasspath/a when the module is excluded 157 // using --limit-modules. Verify the behavior is the same at runtime when CDS 158 // is enabled. 159 // 160 // The java.desktop module is excluded using --limit-modules at runtime, 161 // javax.sound.sampled.MyClass is archived from -Xbootclasspath/a. It can be 162 // loaded from the archive at runtime. 163 public static void testBootAppendExcludedModuleClass() throws Exception { 164 for (String mode : modes) { 165 CDSOptions opts = (new CDSOptions()) 166 .setXShareMode(mode).setUseVersion(false) 167 .addPrefix("-Xbootclasspath/a:" + bootAppendJar, 168 "--limit-modules=java.base", "-cp", appJar) 169 .addSuffix("-Xlog:class+load=info", 170 APP_CLASS, BOOT_APPEND_MODULE_CLASS_NAME); 171 172 OutputAnalyzer out = CDSTestUtils.runWithArchive(opts) 173 .shouldContain("[class,load] javax.sound.sampled.MyClass"); 174 175 // When CDS is enabled, the shared class should be loaded from the archive. 176 if (mode.equals("on")) { 177 out.shouldContain("[class,load] javax.sound.sampled.MyClass source: shared objects file"); 178 } 179 } 180 } 181 182 // Test #4: If a class on -Xbootclasspath/a has the same fully qualified 183 // name as a class defined in boot modules, the class is loaded 184 // from -Xbootclasspath/a when the boot module is excluded using 185 // --limit-modules. Verify the behavior is the same at runtime 186 // when CDS is enabled. 187 // 188 // The org.omg.CORBA.Context is a boot module class. The class 189 // on -Xbootclasspath/a that has the same fully-qualified name 190 // as org.omg.CORBA.Context can be loaded at runtime when 191 // java.corba is excluded. 192 public static void testBootAppendDuplicateExcludedModuleClass() throws Exception { 193 for (String mode : modes) { 194 CDSOptions opts = (new CDSOptions()) 195 .setXShareMode(mode).setUseVersion(false) 196 .addPrefix("-Xbootclasspath/a:" + bootAppendJar, 197 "--limit-modules=java.base", "-cp", appJar) 198 .addSuffix("-Xlog:class+load=info", 199 APP_CLASS, BOOT_APPEND_DUPLICATE_MODULE_CLASS_NAME); 200 201 CDSTestUtils.runWithArchive(opts) 202 .shouldContain("[class,load] org.omg.CORBA.Context") 203 .shouldMatch(".*\\[class,load\\] org.omg.CORBA.Context source:.*bootAppend.jar"); 204 } 205 } 206 207 // Test #5: If a class on -Xbootclasspath/a is not from named modules, 208 // the class can be loaded at runtime. Verify the behavior is 209 // the same at runtime when CDS is enabled. 210 // 211 // The nonjdk.myPackage is not defined in named modules. The 212 // archived nonjdk.myPackage.MyClass from -Xbootclasspath/a 213 // can be loaded at runtime when CDS is enabled. 214 public static void testBootAppendClass() throws Exception { 215 for (String mode : modes) { 216 CDSOptions opts = (new CDSOptions()) 217 .setXShareMode(mode).setUseVersion(false) 218 .addPrefix("-Xbootclasspath/a:" + bootAppendJar, 219 "--limit-modules=java.base", "-cp", appJar) 220 .addSuffix("-Xlog:class+load=info", 221 APP_CLASS, BOOT_APPEND_CLASS_NAME); 222 223 OutputAnalyzer out = CDSTestUtils.runWithArchive(opts) 224 .shouldContain("[class,load] nonjdk.myPackage.MyClass"); 225 226 // If CDS is enabled, the nonjdk.myPackage.MyClass should be loaded 227 // from the shared archive. 228 if (mode.equals("on")) { 229 out.shouldContain( 230 "[class,load] nonjdk.myPackage.MyClass source: shared objects file"); 231 } 232 } 233 } 234 }