1 /* 2 * Copyright (c) 2017, 2019, 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 /* 26 * @test 27 * @summary Redefine shared class. GC should not cause crash with cached resolved_references. 28 * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds /test/hotspot/jtreg/runtime/cds/appcds/test-classes /test/hotspot/jtreg/runtime/cds/appcds/jvmti 29 * @requires vm.cds.archived.java.heap 30 * @build sun.hotspot.WhiteBox 31 * RedefineClassApp 32 * InstrumentationClassFileTransformer 33 * InstrumentationRegisterClassFileTransformer 34 * @run driver RedefineClassTest 35 */ 36 37 import com.sun.tools.attach.VirtualMachine; 38 import com.sun.tools.attach.VirtualMachineDescriptor; 39 import java.io.File; 40 import java.util.List; 41 import jdk.test.lib.Asserts; 42 import jdk.test.lib.cds.CDSOptions; 43 import jdk.test.lib.process.OutputAnalyzer; 44 import jdk.test.lib.process.ProcessTools; 45 46 public class RedefineClassTest { 47 public static String bootClasses[] = { 48 "RedefineClassApp$Intf", 49 "RedefineClassApp$Bar", 50 "sun.hotspot.WhiteBox", 51 }; 52 public static String appClasses[] = { 53 "RedefineClassApp", 54 "RedefineClassApp$Foo", 55 }; 56 public static String sharedClasses[] = TestCommon.concat(bootClasses, appClasses); 57 58 public static String agentClasses[] = { 59 "InstrumentationClassFileTransformer", 60 "InstrumentationRegisterClassFileTransformer", 61 "Util", 62 }; 63 main(String[] args)64 public static void main(String[] args) throws Throwable { 65 runTest(); 66 } 67 runTest()68 public static void runTest() throws Throwable { 69 String bootJar = 70 ClassFileInstaller.writeJar("RedefineClassBoot.jar", bootClasses); 71 String appJar = 72 ClassFileInstaller.writeJar("RedefineClassApp.jar", appClasses); 73 String agentJar = 74 ClassFileInstaller.writeJar("InstrumentationAgent.jar", 75 ClassFileInstaller.Manifest.fromSourceFile("InstrumentationAgent.mf"), 76 agentClasses); 77 78 String bootCP = "-Xbootclasspath/a:" + bootJar; 79 80 String agentCmdArg; 81 agentCmdArg = "-javaagent:" + agentJar; 82 83 TestCommon.testDump(appJar, sharedClasses, bootCP, "-Xlog:gc+region=trace"); 84 85 OutputAnalyzer out = TestCommon.execAuto("-cp", appJar, 86 bootCP, 87 "-XX:+UnlockDiagnosticVMOptions", 88 "-XX:+WhiteBoxAPI", 89 "-Xlog:cds=info", 90 agentCmdArg, 91 "RedefineClassApp", bootJar, appJar); 92 out.reportDiagnosticSummary(); 93 94 CDSOptions opts = (new CDSOptions()).setXShareMode("auto"); 95 TestCommon.checkExec(out, opts); 96 } 97 } 98 99