1 /* 2 * Copyright (c) 2016, 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 package jdk.jfr.jmx; 26 27 import java.lang.management.ManagementFactory; 28 import java.util.concurrent.CountDownLatch; 29 30 import javax.management.Notification; 31 import javax.management.NotificationListener; 32 import javax.management.ObjectName; 33 34 import jdk.management.jfr.FlightRecorderMXBean; 35 import jdk.testlibrary.jfr.JmxHelper; 36 37 /* 38 * @test 39 * @key jfr 40 * @library /lib/testlibrary 41 * @run main/othervm jdk.jfr.jmx.TestNotificationListener 42 */ 43 public class TestNotificationListener { 44 45 private final static CountDownLatch latch = new CountDownLatch(1); 46 47 private final static NotificationListener listener = new NotificationListener() { 48 public void handleNotification(Notification notification, Object handback) { 49 System.out.println("Got notification: " + notification); 50 latch.countDown(); 51 } 52 }; 53 54 public static void main(String[] args) throws Throwable { 55 ObjectName objectName = new ObjectName(FlightRecorderMXBean.MXBEAN_NAME); 56 ManagementFactory.getPlatformMBeanServer().addNotificationListener(objectName, listener, null, null); 57 FlightRecorderMXBean bean = ManagementFactory.getPlatformMXBean(FlightRecorderMXBean.class); 58 59 long recId = bean.newRecording(); 60 bean.startRecording(recId); 61 62 latch.await(); 63 System.out.println("Completed successfully"); 64 } 65 }