1 /* 2 * Copyright (c) 2025, 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 id=aot 27 * @requires vm.cds.supports.aot.class.linking 28 * @comment work around JDK-8345635 29 * @requires !vm.jvmci.enabled 30 * @library /test/jdk/lib/testlibrary /test/lib 31 * @modules java.management 32 * @build EndTrainingWithAOTCacheMXBean 33 * @run driver jdk.test.lib.helpers.ClassFileInstaller -jar app.jar MyTestApp ShouldBeCached ShouldNotBeCached 34 * @run driver EndTrainingWithAOTCacheMXBean AOT 35 */ 36 37 import jdk.test.lib.cds.CDSAppTester; 38 import jdk.test.lib.helpers.ClassFileInstaller; 39 import jdk.test.lib.process.OutputAnalyzer; 40 import java.lang.management.ManagementFactory; 41 import jdk.management.AOTCacheMXBean; 42 43 public class EndTrainingWithAOTCacheMXBean { 44 static final String appJar = ClassFileInstaller.getJarPath("app.jar"); 45 static final String mainClass = "MyTestApp"; 46 47 public static void main(String[] args) throws Exception { 48 // We want to test the entry count implementation in both interpreter and compiler. 49 new Tester().run(args); 50 } 51 52 static class Tester extends CDSAppTester { 53 54 public Tester() { 55 super(mainClass); 56 } 57 58 @Override 59 public String classpath(RunMode runMode) { 60 return appJar; 61 } 62 63 public String[] vmArgs(RunMode runMode) { 64 return new String[] { 65 "-Xlog:cds+class=debug", 66 "-Xlog:aot+class=debug", 67 "--add-modules=jdk.management" 68 }; 69 } 70 71 @Override 72 public String[] appCommandLine(RunMode runMode) { 73 return new String[] { 74 mainClass, runMode.name(), 75 }; 76 } 77 78 @Override 79 public void checkExecution(OutputAnalyzer out, RunMode runMode) { 80 var name = runMode.name(); 81 if (runMode.isApplicationExecuted()) { 82 out.shouldContain("Hello Leyden " + name); 83 out.shouldContain("ShouldBeCached.dummy()"); 84 out.shouldContain("ShouldNotBeCached.dummy()"); 85 if(runMode == RunMode.TRAINING) { 86 out.shouldContain("AOTMode = record"); 87 out.shouldContain("Confirmed is recording"); 88 out.shouldContain("Confirmed recording duration > 0"); 89 out.shouldContain("Stopped recording successfully after an additional 10ms"); 90 out.shouldContain("Last recording duration > than previous duration"); 91 out.shouldContain("Confirmed recording stopped"); 92 out.shouldContain("Confirmed recording duration has not changed after 10ms"); 93 } else if (runMode == RunMode.ASSEMBLY) { 94 out.shouldNotContain("Hello Leyden "); 95 } else if (runMode == RunMode.PRODUCTION) { 96 out.shouldContain("AOTMode = on"); 97 out.shouldContain("Confirmed is not recording"); 98 out.shouldContain("Confirmed recording duration == 0"); 99 } 100 out.shouldNotContain("Thread interrupted"); 101 out.shouldNotContain("Failed to stop recording"); 102 } 103 if (isDumping(runMode)) { 104 if (isAOTWorkflow()) { 105 out.shouldMatch("aot,class.* ShouldBeCached"); 106 out.shouldNotMatch("aot,class.* ShouldNotBeCached"); 107 } else { 108 out.shouldMatch("cds,class.* ShouldBeCached"); 109 out.shouldNotMatch("cds,class.* ShouldNotBeCached"); 110 } 111 } 112 } 113 } 114 } 115 116 class MyTestApp { 117 public static void main(String args[]) throws Exception { 118 System.out.println("Hello Leyden " + args[0]); 119 var aotBean = ManagementFactory.getPlatformMXBean(AOTCacheMXBean.class); 120 if (aotBean == null) { 121 System.out.println("AOTCacheMXBean is not available"); 122 return; 123 } 124 ShouldBeCached.dummy(); 125 System.out.println("AOTMode = " + aotBean.getMode()); 126 if (aotBean.isRecording()) { 127 try { 128 System.out.println("Confirmed is recording"); 129 var initialDuration = aotBean.getRecordingDuration(); 130 System.out.println("Confirmed recording duration > 0"); 131 Thread.sleep(10); 132 if (aotBean.endRecording()) { 133 System.out.println("Stopped recording successfully after an additional 10ms"); 134 if (!aotBean.isRecording()) { 135 System.out.println("Confirmed recording stopped"); 136 } 137 var recordingDuration = aotBean.getRecordingDuration(); 138 if (recordingDuration > initialDuration) { 139 System.out.println("Last recording duration > than previous duration"); 140 } 141 Thread.sleep(10); 142 var lastDuration = aotBean.getRecordingDuration(); 143 if (lastDuration == recordingDuration) { 144 System.out.println("Confirmed recording duration has not changed after 10ms"); 145 } 146 } else { 147 System.out.println("Failed to stop recording"); 148 } 149 } catch (InterruptedException e) { 150 System.out.println("Thread interrupted"); 151 } 152 } else { 153 System.out.println("Confirmed is not recording"); 154 var recordingDuration = aotBean.getRecordingDuration(); 155 if (recordingDuration == 0) { 156 System.out.println("Confirmed recording duration == 0"); 157 } 158 } 159 ShouldNotBeCached.dummy(); 160 } 161 } 162 163 class ShouldBeCached { 164 static void dummy() { 165 System.out.println("ShouldBeCached.dummy()"); 166 } 167 } 168 169 class ShouldNotBeCached { 170 static void dummy() { 171 System.out.println("ShouldNotBeCached.dummy()"); 172 } 173 }