1 /* 2 * Copyright (c) 2013, 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.jmx; 27 28 import java.nio.file.Path; 29 import java.nio.file.Paths; 30 import java.util.Iterator; 31 import java.util.List; 32 33 import jdk.jfr.RecordingState; 34 import jdk.jfr.consumer.RecordedEvent; 35 import jdk.jfr.consumer.RecordingFile; 36 import jdk.management.jfr.FlightRecorderMXBean; 37 import jdk.management.jfr.RecordingInfo; 38 import jdk.testlibrary.Asserts; 39 import jdk.testlibrary.jfr.EventField; 40 import jdk.testlibrary.jfr.Events; 41 import jdk.testlibrary.jfr.SimpleEventHelper; 42 import jdk.testlibrary.jfr.JmxHelper; 43 44 /* 45 * @test 46 * @key jfr 47 * @library /lib/testlibrary 48 * @run main/othervm jdk.jfr.jmx.TestClone 49 */ 50 public class TestClone { 51 public static void main(String[] args) throws Exception { 52 FlightRecorderMXBean bean = JmxHelper.getFlighteRecorderMXBean(); 53 54 long orgId = bean.newRecording(); 55 bean.startRecording(orgId); 56 SimpleEventHelper.createEvent(1); // Should be in both org and clone 57 58 long cloneId = bean.cloneRecording(orgId, false); 59 Asserts.assertNotEquals(orgId, cloneId, "clone id should not be same as org id"); 60 61 List<RecordingInfo> recordings = bean.getRecordings(); 62 JmxHelper.verifyState(orgId, RecordingState.RUNNING, recordings); 63 JmxHelper.verifyState(cloneId, RecordingState.RUNNING, recordings); 64 65 bean.stopRecording(orgId); 66 recordings = bean.getRecordings(); 67 JmxHelper.verifyState(orgId, RecordingState.STOPPED, recordings); 68 JmxHelper.verifyState(cloneId, RecordingState.RUNNING, recordings); 69 70 SimpleEventHelper.createEvent(2); // Should only be in clone 71 72 bean.stopRecording(cloneId); 73 recordings = bean.getRecordings(); 74 JmxHelper.verifyState(orgId, RecordingState.STOPPED, recordings); 75 JmxHelper.verifyState(cloneId, RecordingState.STOPPED, recordings); 76 77 Path orgPath = Paths.get(".", "org.jfr"); 78 Path clonePath = Paths.get(".", "clone.jfr"); 79 bean.copyTo(orgId, orgPath.toString()); 80 bean.copyTo(cloneId, clonePath.toString()); 81 82 verifyEvents(orgPath, 1); 83 verifyEvents(clonePath, 1, 2); 84 85 bean.closeRecording(orgId); 86 bean.closeRecording(cloneId); 87 } 88 89 private static void verifyEvents(Path path, int... ids) throws Exception { 90 List<RecordedEvent> events = RecordingFile.readAllEvents(path); 91 Iterator<RecordedEvent> iterator = events.iterator(); 92 for (int i=0; i<ids.length; i++) { 93 Asserts.assertTrue(iterator.hasNext(), "Missing event " + ids[i]); 94 EventField idField = Events.assertField(iterator.next(), "id"); 95 System.out.println("Event.id=" + idField.getValue()); 96 idField.equal(ids[i]); 97 } 98 if (iterator.hasNext()) { 99 Asserts.fail("Got extra event: " + iterator.next()); 100 } 101 } 102 }