TimerServiceStats


1   /*
2    * The contents of this file are subject to the terms 
3    * of the Common Development and Distribution License 
4    * (the License).  You may not use this file except in
5    * compliance with the License.
6    * 
7    * You can obtain a copy of the license at 
8    * https://glassfish.dev.java.net/public/CDDLv1.0.html or
9    * glassfish/bootstrap/legal/CDDLv1.0.txt.
10   * See the License for the specific language governing 
11   * permissions and limitations under the License.
12   * 
13   * When distributing Covered Code, include this CDDL 
14   * Header Notice in each file and include the License file 
15   * at glassfish/bootstrap/legal/CDDLv1.0.txt.  
16   * If applicable, add the following below the CDDL Header, 
17   * with the fields enclosed by brackets [] replaced by
18   * you own identifying information: 
19   * "Portions Copyrighted [year] [name of copyright owner]"
20   * 
21   * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
22   */
23  
24  /*
25   * Copyright 2004-2005 Sun Microsystems, Inc.  All rights reserved.
26   * Use is subject to license terms.
27   */
28  
29  package com.sun.enterprise.admin.monitor.stats;
30  import javax.management.j2ee.statistics.Stats  ;
31  import javax.management.j2ee.statistics.CountStatistic  ;
32  
33  /**
34   * A Stats interface to represent the  statistical data exposed by the
35   * Ejb Timer Service.
36   * @author  Murali Vempaty
37   * @since   SJSAS8.1
38   */
39  public interface TimerServiceStats extends Stats   {
40      
41      // Statistics for all the timers in the system
42      
43      /**
44       * Total number of timers created in the system
45       * @return CountStatistic
46       */
47      public CountStatistic   getNumTimersCreated();
48      
49      /**
50       * Total number of timers delivered by the system
51       * @return CountStatistic
52       */
53      public CountStatistic   getNumTimersDelivered();
54      
55      /**
56       * Total number of timers removed from the system
57       * @return CountStatistic
58       */
59      public CountStatistic   getNumTimersRemoved();    
60  }
61
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