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1   /*
2    * $Source: /usr/cvsroot/melati/melati/src/main/java/org/melati/servlet/PathInfoException.java,v $
3    * $Revision: 1.7 $
4    *
5    * Copyright (C) 2000 Tim Joyce
6    *
7    * Part of Melati (http://melati.org), a framework for the rapid
8    * development of clean, maintainable web applications.
9    *
10   * Melati is free software; Permission is granted to copy, distribute
11   * and/or modify this software under the terms either:
12   *
13   * a) the GNU General Public License as published by the Free Software
14   *    Foundation; either version 2 of the License, or (at your option)
15   *    any later version,
16   *
17   *    or
18   *
19   * b) any version of the Melati Software License, as published
20   *    at http://melati.org
21   *
22   * You should have received a copy of the GNU General Public License and
23   * the Melati Software License along with this program;
24   * if not, write to the Free Software Foundation, Inc.,
25   * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
26   * GNU General Public License and visit http://melati.org to obtain the
27   * Melati Software License.
28   *
29   * Feel free to contact the Developers of Melati (http://melati.org),
30   * if you would like to work out a different arrangement than the options
31   * outlined here.  It is our intention to allow Melati to be used by as
32   * wide an audience as possible.
33   *
34   * This program is distributed in the hope that it will be useful,
35   * but WITHOUT ANY WARRANTY; without even the implied warranty of
36   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
37   * GNU General Public License for more details.
38   *
39   * Contact details for copyright holder:
40   *
41   *     Tim Joyce <timj@paneris.org>
42   *     http://paneris.org/
43   *     68 Sandbanks Rd, Poole, Dorset. BH14 8BY. UK
44   */
45  
46  package org.melati.servlet;
47  
48  import org.melati.util.MelatiRuntimeException;
49  
50  /**
51   * Servlet was called with unexpected PathInfo.
52   */
53  public class PathInfoException extends MelatiRuntimeException {
54    private static final long serialVersionUID = 1L;
55  
56    String pathInfo;
57  
58    /**
59     * Constructor.
60     * 
61     * @param pathInfo actually just a message
62     * @param problem the exception to be reported
63     */
64    public PathInfoException(String pathInfo, Exception problem) {
65      super(problem);
66      this.pathInfo = pathInfo;
67    }
68  
69    /**
70     * Constructor.
71     * 
72     * @param pathInfo actually just a message.
73     */
74    public PathInfoException(String pathInfo) {
75      this(pathInfo, null);
76    }
77  
78    /**
79     * @return the message.
80     */
81    public String getMessage() {
82      return pathInfo == null ?
83          "No path info given" :
84          "Path info `" + pathInfo + "' has wrong form" +
85              (subException == null ? "" : ":\n" + subException.toString());
86    }
87  }