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