rev 51054 : imported patch 9000013-aixDisableJFR-requires.patch

   1 /*
   2  * Copyright (c) 2016, 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.startupargs;
  27 
  28 import jdk.jfr.Event;
  29 import jdk.jfr.EventType;
  30 import jdk.jfr.Recording;
  31 import jdk.test.lib.Asserts;
  32 import jdk.test.lib.jfr.Events;
  33 import jdk.test.lib.jfr.SimpleEvent;
  34 
  35 /**
  36  * @test
  37  * @key jfr
  38  * @requires vm.hasJFR
  39  * @library /test/lib
  40  * @run main/othervm -XX:FlightRecorderOptions=retransform=false jdk.jfr.startupargs.TestRetransform
  41  * @run main/othervm -XX:FlightRecorderOptions=retransform=true jdk.jfr.startupargs.TestRetransform
  42  */
  43 public class TestRetransform {
  44     private static class TestEvent extends Event {
  45     }
  46     public static void main(String[] args) throws Exception {
  47         EventType type = EventType.getEventType(TestEvent.class);
  48         if (type.isEnabled()) {
  49             Asserts.fail("Expected event to be disabled before recording start");
  50         }
  51         Recording r = new Recording();
  52         r.start();
  53         if (!type.isEnabled()) {
  54             Asserts.fail("Expected event to be enabled during recording");
  55         }
  56         TestEvent testEvent = new TestEvent();
  57         testEvent.commit();
  58         loadEventClassDuringRecording();
  59         r.stop();
  60         if (type.isEnabled()) {
  61             Asserts.fail("Expected event to be disabled after recording stopped");
  62         }
  63         Events.hasEvent(r, SimpleEvent.class.getName());
  64         Events.hasEvent(r, TestEvent.class.getName());
  65     }
  66 
  67     // Classes that are loaded during a recording
  68     // should get instrumentation on class load
  69     private static void loadEventClassDuringRecording() {
  70         SimpleEvent event = new SimpleEvent();
  71         event.commit();
  72     }
  73 
  74 }
--- EOF ---