1 /* 2 * Copyright (c) 2013, 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.jmx; 27 28 import java.nio.file.Path; 29 import java.nio.file.Paths; 30 import java.util.ArrayList; 31 import java.util.Iterator; 32 import java.util.List; 33 34 import jdk.jfr.consumer.RecordedEvent; 35 import jdk.jfr.consumer.RecordingFile; 36 import jdk.management.jfr.FlightRecorderMXBean; 37 import jdk.test.lib.Asserts; 38 import jdk.test.lib.jfr.EventField; 39 import jdk.test.lib.jfr.Events; 40 import jdk.test.lib.jfr.SimpleEventHelper; 41 42 /** 43 * @test 44 * @key jfr 45 * 46 * @library /lib / 47 * @run main/othervm jdk.jfr.jmx.TestCloneRepeat 48 */ 49 public class TestCloneRepeat { 50 public static void main(String[] args) throws Exception { 51 FlightRecorderMXBean bean = JmxHelper.getFlighteRecorderMXBean(); 52 53 long orgId = bean.newRecording(); 54 bean.startRecording(orgId); 55 56 List<Integer> ids = new ArrayList<>(); 57 for (int i=0; i<5; i++) { 58 long cloneId = bean.cloneRecording(orgId, false); 59 SimpleEventHelper.createEvent(i); 60 bean.stopRecording(cloneId); 61 Path path = Paths.get(".", i + "-org.jfr"); 62 bean.copyTo(cloneId, path.toString()); 63 bean.closeRecording(cloneId); 64 ids.add(i); 65 verifyEvents(path, ids); 66 } 67 68 bean.closeRecording(orgId); 69 } 70 71 private static void verifyEvents(Path path, List<Integer> ids) throws Exception { 72 List<RecordedEvent> events = RecordingFile.readAllEvents(path); 73 Iterator<RecordedEvent> iterator = events.iterator(); 74 for (int i=0; i<ids.size(); i++) { 75 Asserts.assertTrue(iterator.hasNext(), "Missing event " + ids.get(i)); 76 EventField idField = Events.assertField(iterator.next(), "id"); 77 System.out.println("Event.id=" + idField.getValue()); 78 idField.equal(ids.get(i).intValue()); 79 } 80 if (iterator.hasNext()) { 81 Asserts.fail("Got extra event: " + iterator.next()); 82 } 83 } 84 }