AbstractAccessLog


1   /*
2    * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3    *
4    * This file is part of Resin(R) Open Source
5    *
6    * Each copy or derived work must preserve the copyright notice and this
7    * notice unmodified.
8    *
9    * Resin Open Source is free software; you can redistribute it and/or modify
10   * it under the terms of the GNU General Public License as published by
11   * the Free Software Foundation; either version 2 of the License, or
12   * (at your option) any later version.
13   *
14   * Resin Open Source is distributed in the hope that it will be useful,
15   * but WITHOUT ANY WARRANTY; without even the implied warranty of
16   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17   * of NON-INFRINGEMENT.  See the GNU General Public License for more
18   * details.
19   *
20   * You should have received a copy of the GNU General Public License
21   * along with Resin Open Source; if not, write to the
22   *   Free SoftwareFoundation, Inc.
23   *   59 Temple Place, Suite 330
24   *   Boston, MA 02111-1307  USA
25   *
26   * @author Scott Ferguson
27   */
28  
29  package com.caucho.http.log;
30  
31  import com.caucho.log.Log;
32  import com.caucho.vfs.Path;
33  
34  import javax.servlet.ServletContext  ;
35  import javax.servlet.ServletException  ;
36  import javax.servlet.http.HttpServletRequest  ;
37  import javax.servlet.http.HttpServletResponse  ;
38  import java.io.IOException  ;
39  import java.util.logging.Logger  ;
40  
41  /**
42   * Represents an log of every top-level request to the server.
43   */
44  abstract public class AbstractAccessLog {
45    protected static final Logger   log = Log.open(AbstractAccessLog.class);
46  
47    protected Path path;
48  
49    /**
50     * Returns the access-log's path.
51     */
52    public Path getPath()
53    {
54      return path;
55    }
56  
57    /**
58     * Sets the access-log's path.
59     */
60    public void setPath(Path path)
61    {
62      this.path = path;
63    }
64  
65    /**
66     * Initialize the log.
67     */
68    public void init()
69      throws ServletException  , IOException  
70    {
71    }
72  
73    /**
74     * Logs a request using the current format.
75     *
76     * @param request the servlet request.
77     * @param response the servlet response.
78     */
79    public abstract void log(HttpServletRequest   request,
80                             HttpServletResponse   response,
81                             ServletContext   application)
82      throws IOException  ;
83  
84    /**
85     * Cleanup the log.
86     */
87    public void destroy()
88      throws IOException  
89    {
90    }
91  }
92
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