1 /*
   2  * Copyright (c) 2018, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package jdk.jfr.jcmd;
  27 
  28 import java.io.File;
  29 import java.io.IOException;
  30 import java.nio.file.Path;
  31 import java.nio.file.Paths;
  32 
  33 import jdk.jfr.Recording;
  34 import jdk.jfr.consumer.RecordedEvent;
  35 import jdk.jfr.consumer.RecordingFile;
  36 import jdk.test.lib.Utils;
  37 import jdk.test.lib.jfr.EventNames;
  38 import jdk.test.lib.jfr.FileHelper;
  39 import jdk.test.lib.process.OutputAnalyzer;
  40 
  41 /**
  42  * @test TestClassId
  43  * @key jfr
  44  * @requires vm.hasJFR
  45  * @library /test/lib /test/jdk
  46  * @modules jdk.jfr/jdk.jfr.internal
  47  * @run main/othervm jdk.jfr.jcmd.TestJcmdLegacy
  48  */
  49 public class TestJcmdLegacy {
  50 
  51     private static final String DIR = System.getProperty("test.src", ".");
  52     private static final File SETTINGS = new File(DIR, "legacy.jfc");
  53 
  54     private static final String LEGACY_EVENT = "com.oracle.jdk.JVMInformation";
  55 
  56     public static void main(String... args) throws Exception {
  57         testAPI();
  58         testJcmd();
  59     }
  60 
  61     private static void testJcmd() throws Exception {
  62         String name = "testLegacy";
  63         Path p = Paths.get(name + ".jfr").toAbsolutePath().normalize();
  64         OutputAnalyzer output = JcmdHelper.jcmd("JFR.start", "name=" + name, "settings=" + SETTINGS.getCanonicalPath());
  65         JcmdAsserts.assertRecordingHasStarted(output);
  66         JcmdHelper.waitUntilRunning(name);
  67         JcmdHelper.stopWriteToFileAndCheck(name, p.toFile());
  68         FileHelper.verifyRecording(p.toFile());
  69         verify(p);
  70     }
  71 
  72     private static void testAPI() throws IOException, Exception {
  73         Path p = Utils.createTempFile("enable-legacy-event", ".jfr");
  74 
  75         try (Recording r = new Recording()) {
  76             r.enable(LEGACY_EVENT);
  77             r.start();
  78             r.stop();
  79             r.dump(p);
  80             verify(p);
  81         }
  82     }
  83 
  84     private static void verify(Path p) throws IOException, Exception {
  85         for (RecordedEvent e : RecordingFile.readAllEvents(p)) {
  86             System.out.println(e.getEventType().getName());
  87             if (e.getEventType().getName().equals(EventNames.JVMInformation)) {
  88                 return;
  89             }
  90         }
  91         throw new Exception("Could not find legacy event");
  92     }
  93 }