1/* 2 * Copyright (c) 2003, 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24/* 25 * build @BUILD_TAG_PLACEHOLDER@ 26 * 27 * @COPYRIGHT_MINI_LEGAL_NOTICE_PLACEHOLDER@ 28 */ 29 30import javax.management.ListenerNotFoundException; 31import javax.management.Notification; 32import javax.management.NotificationBroadcasterSupport; 33import javax.management.NotificationFilter; 34import javax.management.NotificationListener; 35 36public class NotificationSender 37 extends NotificationBroadcasterSupport 38 implements NotificationSenderMBean { 39 40 public void sendNotifs(String type, int count) { 41 for (int i = 0; i < count; i++) { 42 Notification n = new Notification(type, this, newSeqNo()); 43 sendNotification(n); 44 } 45 } 46 47 public int getListenerCount() { 48 return listenerCount; 49 } 50 51 public void addNotificationListener(NotificationListener l, 52 NotificationFilter f, 53 Object h) { 54 super.addNotificationListener(l, f, h); 55 listenerCount++; 56 } 57 58 public void removeNotificationListener(NotificationListener l) 59 throws ListenerNotFoundException { 60 super.removeNotificationListener(l); 61 listenerCount--; 62 } 63 64 public void removeNotificationListener(NotificationListener l, 65 NotificationFilter f, 66 Object h) 67 throws ListenerNotFoundException { 68 super.removeNotificationListener(l, f, h); 69 listenerCount--; 70 } 71 72 private static long newSeqNo() { 73 return ++seqNo; 74 } 75 76 private static long seqNo = 0; 77 private int listenerCount = 0; 78} 79