1 /* 2 * Copyright (c) 2016, 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 Test jvmti class file loader hook interaction with AppCDS 28 * @library /test/lib /test/hotspot/jtreg/runtime/cds 29 * @requires vm.cds 30 * @build ClassFileLoadHook 31 * @run main/othervm/native ClassFileLoadHookTest 32 */ 33 34 35 import jdk.test.lib.cds.CDSOptions; 36 import jdk.test.lib.process.OutputAnalyzer; 37 import jdk.test.lib.process.ProcessTools; 38 39 40 public class ClassFileLoadHookTest { 41 public static String sharedClasses[] = { 42 "ClassFileLoadHook", 43 "ClassFileLoadHook$TestCaseId", 44 "ClassFileLoadHook$1", 45 "LoadMe", 46 "java/sql/SQLException" 47 }; 48 49 public static void main(String[] args) throws Exception { 50 String wbJar = 51 ClassFileInstaller.writeJar("WhiteBox.jar", "sun.hotspot.WhiteBox"); 52 String appJar = 53 ClassFileInstaller.writeJar("ClassFileLoadHook.jar", sharedClasses); 54 String useWb = "-Xbootclasspath/a:" + wbJar; 55 56 // First, run the test class directly, w/o sharing, as a baseline reference 57 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( 58 "-XX:+UnlockDiagnosticVMOptions", 59 "-XX:+WhiteBoxAPI", 60 useWb, 61 "-agentlib:SimpleClassFileLoadHook=LoadMe,beforeHook,after_Hook", 62 "ClassFileLoadHook", 63 "" + ClassFileLoadHook.TestCaseId.SHARING_OFF_CFLH_ON); 64 TestCommon.executeAndLog(pb, "no-sharing").shouldHaveExitValue(0); 65 66 // Run with AppCDS, but w/o CFLH - second baseline 67 TestCommon.testDump(appJar, sharedClasses, useWb); 68 OutputAnalyzer out = TestCommon.exec(appJar, 69 "-XX:+UnlockDiagnosticVMOptions", 70 "-XX:+WhiteBoxAPI", useWb, 71 "ClassFileLoadHook", 72 "" + ClassFileLoadHook.TestCaseId.SHARING_ON_CFLH_OFF); 73 74 TestCommon.checkExec(out); 75 76 77 // Now, run with AppCDS with -Xshare:auto and CFLH 78 out = TestCommon.execAuto("-cp", appJar, 79 "-XX:+UnlockDiagnosticVMOptions", 80 "-XX:+WhiteBoxAPI", useWb, 81 "-agentlib:SimpleClassFileLoadHook=LoadMe,beforeHook,after_Hook", 82 "ClassFileLoadHook", 83 "" + ClassFileLoadHook.TestCaseId.SHARING_AUTO_CFLH_ON); 84 85 CDSOptions opts = (new CDSOptions()).setXShareMode("auto"); 86 TestCommon.checkExec(out, opts); 87 88 // Now, run with AppCDS -Xshare:on and CFLH 89 out = TestCommon.exec(appJar, 90 "-XX:+UnlockDiagnosticVMOptions", 91 "-XX:+WhiteBoxAPI", useWb, 92 "-agentlib:SimpleClassFileLoadHook=LoadMe,beforeHook,after_Hook", 93 "ClassFileLoadHook", 94 "" + ClassFileLoadHook.TestCaseId.SHARING_ON_CFLH_ON); 95 TestCommon.checkExec(out); 96 } 97 }