1 /*
   2  * Copyright (c) 2008, 2015, 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  * @test
  26  * @bug 6659215
  27  * @summary Test on timer start method with past notifications
  28  * @author Shanliang JIANG
  29  * @modules java.management
  30  * @run clean StartTest
  31  * @run build StartTest
  32  * @run main StartTest
  33  */
  34 
  35 import java.util.Date;
  36 import javax.management.timer.Timer;
  37 import javax.management.Notification;
  38 import javax.management.NotificationListener;
  39 
  40 public class StartTest {
  41     public static void main(String[] args) throws Exception {
  42         System.out.println(
  43             ">>> Test on timer start method with past notifications.");
  44 
  45         System.out.println(">>> Create a Timer object.");
  46         Timer timer = new Timer();
  47 
  48         System.out.println(
  49             ">>> Set the flag (setSendPastNotification) to true.");
  50         timer.setSendPastNotifications(true);
  51 
  52         timer.addNotificationListener(myListener, null, null);
  53 
  54         System.out.println(">>> Add notifications: " + SENT);
  55 
  56         Date date = new Date();
  57         for (int i = 0; i < SENT; i++) {
  58             timer.addNotification(
  59                 "testType" + i, "testMsg" + i, "testData" + i, date);
  60         }
  61 
  62         System.out.println(">>> The notifications should be sent at " + date);
  63         System.out.println(">>> Sleep 100 ms to have past notifications.");
  64         Thread.sleep(100);
  65 
  66         System.out.println(">>> Start the timer at " + new Date());
  67         timer.start();
  68 
  69         System.out.println(">>> Stop the timer.");
  70         Thread.sleep(100);
  71         stopping = true;
  72         timer.stop();
  73 
  74         if (received != SENT) {
  75             throw new RuntimeException(
  76                 "Expected to receive " + SENT + " but got " + received);
  77         }
  78 
  79         System.out.println(">>> Received all expected notifications.");
  80 
  81         System.out.println(">>> Bye bye!");
  82     }
  83 
  84     private static NotificationListener myListener =
  85         new NotificationListener() {
  86             public void handleNotification(Notification n, Object hb) {
  87                 if (!stopping) {
  88                     received++;
  89                     System.out.println(
  90                         ">>> myListener-handleNotification: received " +
  91                         n.getSequenceNumber());
  92             }
  93         }
  94     };
  95 
  96     private static int SENT = 10;
  97     private static volatile int received = 0;
  98     private static volatile boolean stopping = false;
  99 }