1 /* 2 * Copyright (c) 2018, 2019, 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.api.event; 27 28 import java.util.List; 29 30 import jdk.jfr.Event; 31 import jdk.jfr.FlightRecorder; 32 import jdk.jfr.Recording; 33 import jdk.jfr.Registered; 34 import jdk.jfr.consumer.RecordedEvent; 35 import jdk.testlibrary.Asserts; 36 import jdk.testlibrary.jfr.Events; 37 38 /* 39 * @test 40 * @summary Tests that a cloned event can be successfully committed. 41 * @key jfr 42 * @library /lib/testlibrary 43 * @run main/othervm jdk.jfr.api.event.TestClonedEvent 44 */ 45 46 public class TestClonedEvent { 47 48 public static void main(String[] args) throws Throwable { 49 Recording r = new Recording(); 50 r.enable(MyEvent.class); 51 52 r.start(); 53 54 MyEvent event = new MyEvent(); 55 56 MyEvent event2 = (MyEvent)event.clone(); 57 58 FlightRecorder.register(MyEvent.class); 59 event.commit(); 60 event2.commit(); 61 62 r.stop(); 63 64 List<RecordedEvent> events = Events.fromRecording(r); 65 Asserts.assertEquals(2, events.size()); 66 67 r.close(); 68 69 FlightRecorder.unregister(MyEvent.class); 70 71 Recording r2 = new Recording(); 72 r2.enable(MyEvent.class); 73 74 r2.start(); 75 event.commit(); 76 event2.commit(); 77 78 r2.stop(); 79 80 events = Events.fromRecording(r2); 81 Asserts.assertEquals(0, events.size()); 82 83 r2.close(); 84 } 85 86 @Registered(false) 87 private static class MyEvent extends Event implements Cloneable { 88 89 public Object clone() throws CloneNotSupportedException { 90 return super.clone(); 91 } 92 93 } 94 95 }