StatisticsProvider


1   /*
2    *        JacORB - a free Java ORB
3    *
4    *   Copyright (C) 1997-2004 Gerald Brose.
5    *
6    *   This library is free software; you can redistribute it and/or
7    *   modify it under the terms of the GNU Library General Public
8    *   License as published by the Free Software Foundation; either
9    *   version 2 of the License, or (at your option) any later version.
10   *
11   *   This library is distributed in the hope that it will be useful,
12   *   but WITHOUT ANY WARRANTY; without even the implied warranty of
13   *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14   *   Library General Public License for more details.
15   *
16   *   You should have received a copy of the GNU Library General Public
17   *   License along with this library; if not, write to the Free
18   *   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19   */
20  
21  package org.jacorb.orb.giop;
22  
23  
24  /**
25   * This class is used to collect statistical data about
26   * transports. Since the nature of the data is specific to the type of
27   * the statistics, no method is provided for access to data. Instead,
28   * the accessor method is to be defined in the implementation, that
29   * works together with the SelectionStrategy.
30   *
31   * @author Nicolas Noffke
32   * @version $Id: StatisticsProvider.java,v 1.5 2004/05/06 12:40:00 nicolas Exp $ */
33  
34  public interface StatisticsProvider 
35  {
36      /**
37       * A message chunk with the given size has been sent over the associated
38       * Transport.  
39       */
40      public void messageChunkSent( int size );
41  
42      /**
43       * The transport has been flushed. This means that sending of a
44       * message is complete.  
45       */
46      public void flushed();
47  
48      /**
49       * A message with the given size has been received by the
50       * associated Transport.  
51       */
52      public void messageReceived( int size );
53  }// StatisticsProvider
54  
55  
56  
57
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