| /* |
| * Copyright (c) 2016, 2018, 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * 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. |
| */ |
| |
| package jdk.jfr.startupargs; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.function.Consumer; |
| |
| import jdk.test.lib.jfr.EventNames; |
| import jdk.test.lib.jfr.SimpleEvent; |
| import jdk.test.lib.process.OutputAnalyzer; |
| import jdk.test.lib.process.ProcessTools; |
| |
| /* |
| * @test |
| * @key jfr |
| * @library /test/lib |
| * @run main/othervm jdk.jfr.startupargs.TestRetransformUsingLog |
| */ |
| public class TestRetransformUsingLog { |
| |
| private static final String FILE_READ_FORCED_CLASS_LOAD = "Adding forced instrumentation for event type " + EventNames.FileRead + " during initial class load"; |
| private static final String SIMPLE_EVENT_FORCED_CLASS_LOAD = "Adding forced instrumentation for event type jdk.test.lib.jfr.SimpleEvent during initial class load"; |
| private static final String SIMPLE_EVENT_UNFORCED_CLASS_LOAD = "Adding instrumentation for event type jdk.test.lib.jfr.SimpleEvent during initial class load"; |
| |
| public static class TestApp { |
| public static void main(String[] args) throws Exception { |
| SimpleEvent event = new SimpleEvent(); |
| event.commit(); |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| testRecordingRetransFormFalse(); |
| testRecordingRetransFormTrue(); |
| testNoRecordingRetransFormFalse(); |
| testNoRecordingRetransFormTrue(); |
| } |
| |
| private static void testRecordingRetransFormFalse() throws Exception { |
| startApp(true, false, out -> { |
| out.shouldContain(FILE_READ_FORCED_CLASS_LOAD); |
| out.shouldContain(SIMPLE_EVENT_FORCED_CLASS_LOAD); |
| }); |
| } |
| |
| private static void testRecordingRetransFormTrue() throws Exception { |
| startApp(true, true, out -> { |
| out.shouldContain(FILE_READ_FORCED_CLASS_LOAD); |
| out.shouldContain(SIMPLE_EVENT_UNFORCED_CLASS_LOAD); |
| }); |
| } |
| |
| private static void testNoRecordingRetransFormFalse() throws Exception { |
| startApp(false, false, out -> { |
| out.shouldNotContain(FILE_READ_FORCED_CLASS_LOAD); |
| out.shouldContain(SIMPLE_EVENT_FORCED_CLASS_LOAD); |
| }); |
| } |
| |
| private static void testNoRecordingRetransFormTrue() throws Exception { |
| startApp(false, true, out -> { |
| out.shouldNotContain(FILE_READ_FORCED_CLASS_LOAD); |
| out.shouldNotContain(SIMPLE_EVENT_FORCED_CLASS_LOAD); |
| out.shouldNotContain(SIMPLE_EVENT_UNFORCED_CLASS_LOAD); |
| }); |
| } |
| |
| private static void startApp(boolean recording, boolean retransform, Consumer<OutputAnalyzer> verifier) throws Exception { |
| List<String> args = new ArrayList<>(); |
| args.add("-Xlog:jfr+system"); |
| args.add("-XX:FlightRecorderOptions=retransform=" + retransform); |
| if (recording) { |
| args.add("-XX:StartFlightRecording"); |
| } |
| args.add(TestApp.class.getName()); |
| System.out.println(); |
| System.out.println("Starting test app:"); |
| System.out.print("java "); |
| for (String arg : args) { |
| System.out.print(arg + " "); |
| } |
| System.out.println(); |
| System.out.println(); |
| ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(true, args.toArray(new String[0])); |
| OutputAnalyzer out = ProcessTools.executeProcess(pb); |
| System.out.println(out.getOutput()); |
| verifier.accept(out); |
| } |
| } |