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.api.flightrecorder; 27 28 import static jdk.test.lib.Asserts.assertFalse; 29 import static jdk.test.lib.Asserts.assertTrue; 30 31 import java.util.HashSet; 32 import java.util.Set; 33 34 import jdk.jfr.Event; 35 import jdk.jfr.EventType; 36 import jdk.jfr.FlightRecorder; 37 import jdk.jfr.Recording; 38 import jdk.jfr.consumer.RecordedEvent; 39 import jdk.test.lib.jfr.Events; 40 41 /** 42 * @test 43 * @key jfr 44 * @requires vm.hasJFR 45 * @library /test/lib 46 * @run main/othervm/timeout=600 jdk.jfr.api.flightrecorder.TestGetEventTypes 47 */ 48 public class TestGetEventTypes { 49 50 public static void main(String[] args) throws Throwable { 51 Recording r1 = new Recording(); 52 r1.setToDisk(true); 53 54 MyEvent myEvent = new MyEvent(); 55 EventType t = EventType.getEventType(MyEvent.class); 56 System.out.println(t.getName()); 57 boolean isMyEventFound = false; 58 for (EventType eventType : FlightRecorder.getFlightRecorder().getEventTypes()) { 59 System.out.println(": eventType: " + eventType.getName()); 60 r1.enable(eventType.getName()); 61 if (eventType.getName().equals(MyEvent.class.getName())) { 62 isMyEventFound = true; 63 } 64 } 65 assertTrue(isMyEventFound, "EventType for MyEvent not found"); 66 67 r1.start(); 68 myEvent.begin(); 69 myEvent.end(); 70 myEvent.commit(); 71 r1.stop(); 72 73 Set<String> eventTypeNames = new HashSet<String>(); 74 for (EventType et : FlightRecorder.getFlightRecorder().getEventTypes()) { 75 assertFalse(eventTypeNames.contains(et.getName()), "EventType returned twice: " + et.getName()); 76 eventTypeNames.add(et.getName()); 77 } 78 79 isMyEventFound = false; 80 for (RecordedEvent event : Events.fromRecording(r1)) { 81 final String name = event.getEventType().getName(); 82 System.out.println("event.getEventType: " + name); 83 assertTrue(eventTypeNames.contains(name), "Missing EventType: " + name); 84 if (name.equals(MyEvent.class.getName())) { 85 isMyEventFound = true; 86 } 87 } 88 r1.close(); 89 assertTrue(isMyEventFound, "Event for MyEvent not found"); 90 } 91 92 private static class MyEvent extends Event { 93 } 94 95 }