1 /* 2 * Copyright (c) 2016, 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 import java.util.ArrayList; 25 import java.util.List; 26 27 import sun.jvm.hotspot.HotSpotAgent; 28 import sun.jvm.hotspot.utilities.SystemDictionaryHelper; 29 import sun.jvm.hotspot.oops.InstanceKlass; 30 import sun.jvm.hotspot.debugger.*; 31 import sun.jvm.hotspot.oops.Method; 32 import sun.jvm.hotspot.utilities.MethodArray; 33 import sun.jvm.hotspot.ui.classbrowser.HTMLGenerator; 34 35 import jdk.test.lib.apps.LingeredApp; 36 import jdk.test.lib.JDKToolLauncher; 37 import jdk.test.lib.JDKToolFinder; 38 import jdk.test.lib.Platform; 39 import jdk.test.lib.process.ProcessTools; 40 import jdk.test.lib.process.OutputAnalyzer; 41 import jdk.test.lib.Utils; 42 import jdk.test.lib.Asserts; 43 44 /* 45 * @test 46 * @library /test/lib 47 * @requires os.family != "mac" 48 * @modules java.base/jdk.internal.misc 49 * jdk.hotspot.agent/sun.jvm.hotspot 50 * jdk.hotspot.agent/sun.jvm.hotspot.utilities 51 * jdk.hotspot.agent/sun.jvm.hotspot.oops 52 * jdk.hotspot.agent/sun.jvm.hotspot.debugger 53 * jdk.hotspot.agent/sun.jvm.hotspot.ui.classbrowser 54 * @ignore 8169232 55 * @run main/othervm TestCpoolForInvokeDynamic 56 */ 57 58 public class TestCpoolForInvokeDynamic { 59 60 private static LingeredAppWithInvokeDynamic theApp = null; 61 62 private static void printBytecodes(String pid, 63 String[] instanceKlassNames) { 64 HotSpotAgent agent = new HotSpotAgent(); 65 try { 66 agent.attach(Integer.parseInt(pid)); 67 } 68 catch (DebuggerException e) { 69 System.out.println(e.getMessage()); 70 System.err.println("Unable to connect to process ID: " + pid); 71 72 agent.detach(); 73 e.printStackTrace(); 74 } 75 76 for (String instanceKlassName : instanceKlassNames) { 77 InstanceKlass iKlass = SystemDictionaryHelper.findInstanceKlass(instanceKlassName); 78 MethodArray methods = iKlass.getMethods(); 79 for (int i = 0; i < methods.length(); i++) { 80 Method m = methods.at(i); 81 System.out.println("Method: " + m.getName().asString() + 82 " in instance klass: " + instanceKlassName); 83 HTMLGenerator gen = new HTMLGenerator(false); 84 System.out.println(gen.genHTML(m)); 85 } 86 } 87 agent.detach(); 88 } 89 90 private static void createAnotherToAttach( 91 String[] instanceKlassNames, 92 long lingeredAppPid) throws Exception { 93 94 String[] toolArgs = { 95 "--add-modules=jdk.hotspot.agent", 96 "--add-exports=jdk.hotspot.agent/sun.jvm.hotspot=ALL-UNNAMED", 97 "--add-exports=jdk.hotspot.agent/sun.jvm.hotspot.utilities=ALL-UNNAMED", 98 "--add-exports=jdk.hotspot.agent/sun.jvm.hotspot.oops=ALL-UNNAMED", 99 "--add-exports=jdk.hotspot.agent/sun.jvm.hotspot.debugger=ALL-UNNAMED", 100 "--add-exports=jdk.hotspot.agent/sun.jvm.hotspot.ui.classbrowser=ALL-UNNAMED", 101 "TestCpoolForInvokeDynamic", 102 Long.toString(lingeredAppPid) 103 }; 104 105 // Start a new process to attach to the lingered app 106 ProcessBuilder processBuilder = ProcessTools.createJavaProcessBuilder(toolArgs); 107 OutputAnalyzer SAOutput = ProcessTools.executeProcess(processBuilder); 108 SAOutput.shouldHaveExitValue(0); 109 System.out.println(SAOutput.getOutput()); 110 111 SAOutput.shouldContain("invokedynamic"); 112 SAOutput.shouldContain("Name and Type"); 113 SAOutput.shouldContain("run:()Ljava.lang.Runnable"); 114 SAOutput.shouldContain("compare:()LTestComparator"); 115 SAOutput.shouldNotContain("Corrupted constant pool"); 116 } 117 118 public static void main (String... args) throws Exception { 119 120 String[] instanceKlassNames = new String[] { 121 "LingeredAppWithInvokeDynamic" 122 }; 123 124 if (!Platform.shouldSAAttach()) { 125 System.out.println( 126 "SA attach not expected to work - test skipped."); 127 return; 128 } 129 130 if (args == null || args.length == 0) { 131 try { 132 List<String> vmArgs = new ArrayList<String>(); 133 vmArgs.add("-XX:+UsePerfData"); 134 vmArgs.addAll(Utils.getVmOptions()); 135 136 theApp = new LingeredAppWithInvokeDynamic(); 137 LingeredApp.startApp(vmArgs, theApp); 138 createAnotherToAttach(instanceKlassNames, 139 theApp.getPid()); 140 } finally { 141 LingeredApp.stopApp(theApp); 142 } 143 } else { 144 printBytecodes(args[0], instanceKlassNames); 145 } 146 } 147 }