| /* |
| * Copyright (c) 2016, 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import sun.jvm.hotspot.HotSpotAgent; |
| import sun.jvm.hotspot.utilities.SystemDictionaryHelper; |
| import sun.jvm.hotspot.oops.InstanceKlass; |
| import sun.jvm.hotspot.debugger.*; |
| import sun.jvm.hotspot.oops.Method; |
| import sun.jvm.hotspot.utilities.MethodArray; |
| import sun.jvm.hotspot.ui.classbrowser.HTMLGenerator; |
| |
| import jdk.test.lib.apps.LingeredApp; |
| import jdk.test.lib.JDKToolLauncher; |
| import jdk.test.lib.JDKToolFinder; |
| import jdk.test.lib.Platform; |
| import jdk.test.lib.process.ProcessTools; |
| import jdk.test.lib.process.OutputAnalyzer; |
| import jdk.test.lib.Utils; |
| import jdk.test.lib.Asserts; |
| |
| /* |
| * @test |
| * @library /test/lib |
| * @requires os.family != "mac" |
| * @modules java.base/jdk.internal.misc |
| * jdk.hotspot.agent/sun.jvm.hotspot |
| * jdk.hotspot.agent/sun.jvm.hotspot.utilities |
| * jdk.hotspot.agent/sun.jvm.hotspot.oops |
| * jdk.hotspot.agent/sun.jvm.hotspot.debugger |
| * jdk.hotspot.agent/sun.jvm.hotspot.ui.classbrowser |
| * @run main/othervm TestCpoolForInvokeDynamic |
| */ |
| |
| public class TestCpoolForInvokeDynamic { |
| |
| private static LingeredAppWithInvokeDynamic theApp = null; |
| |
| private static void printBytecodes(String pid, |
| String[] instanceKlassNames) { |
| HotSpotAgent agent = new HotSpotAgent(); |
| try { |
| agent.attach(Integer.parseInt(pid)); |
| } |
| catch (DebuggerException e) { |
| System.out.println(e.getMessage()); |
| System.err.println("Unable to connect to process ID: " + pid); |
| |
| agent.detach(); |
| e.printStackTrace(); |
| } |
| |
| for (String instanceKlassName : instanceKlassNames) { |
| InstanceKlass iKlass = SystemDictionaryHelper.findInstanceKlass(instanceKlassName); |
| MethodArray methods = iKlass.getMethods(); |
| for (int i = 0; i < methods.length(); i++) { |
| Method m = methods.at(i); |
| System.out.println("Method: " + m.getName().asString() + |
| " in instance klass: " + instanceKlassName); |
| HTMLGenerator gen = new HTMLGenerator(false); |
| System.out.println(gen.genHTML(m)); |
| } |
| } |
| agent.detach(); |
| } |
| |
| private static void createAnotherToAttach( |
| String[] instanceKlassNames, |
| long lingeredAppPid) throws Exception { |
| |
| String[] toolArgs = { |
| "--add-modules=jdk.hotspot.agent", |
| "--add-exports=jdk.hotspot.agent/sun.jvm.hotspot=ALL-UNNAMED", |
| "--add-exports=jdk.hotspot.agent/sun.jvm.hotspot.utilities=ALL-UNNAMED", |
| "--add-exports=jdk.hotspot.agent/sun.jvm.hotspot.oops=ALL-UNNAMED", |
| "--add-exports=jdk.hotspot.agent/sun.jvm.hotspot.debugger=ALL-UNNAMED", |
| "--add-exports=jdk.hotspot.agent/sun.jvm.hotspot.ui.classbrowser=ALL-UNNAMED", |
| "TestCpoolForInvokeDynamic", |
| Long.toString(lingeredAppPid) |
| }; |
| |
| // Start a new process to attach to the lingered app |
| ProcessBuilder processBuilder = ProcessTools.createJavaProcessBuilder(toolArgs); |
| OutputAnalyzer SAOutput = ProcessTools.executeProcess(processBuilder); |
| SAOutput.shouldHaveExitValue(0); |
| System.out.println(SAOutput.getOutput()); |
| |
| SAOutput.shouldContain("invokedynamic"); |
| SAOutput.shouldContain("Name and Type"); |
| SAOutput.shouldContain("run:()Ljava.lang.Runnable"); |
| SAOutput.shouldContain("compare:()LTestComparator"); |
| SAOutput.shouldNotContain("Corrupted constant pool"); |
| } |
| |
| public static void main (String... args) throws Exception { |
| |
| String[] instanceKlassNames = new String[] { |
| "LingeredAppWithInvokeDynamic" |
| }; |
| |
| if (!Platform.shouldSAAttach()) { |
| System.out.println( |
| "SA attach not expected to work - test skipped."); |
| return; |
| } |
| |
| if (args == null || args.length == 0) { |
| try { |
| List<String> vmArgs = new ArrayList<String>(); |
| vmArgs.add("-XX:+UsePerfData"); |
| vmArgs.addAll(Utils.getVmOptions()); |
| |
| theApp = new LingeredAppWithInvokeDynamic(); |
| LingeredApp.startApp(vmArgs, theApp); |
| createAnotherToAttach(instanceKlassNames, |
| theApp.getPid()); |
| } finally { |
| LingeredApp.stopApp(theApp); |
| } |
| } else { |
| printBytecodes(args[0], instanceKlassNames); |
| } |
| } |
| } |