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1   /*
2    * $Source$
3    * $Revision$
4    *
5    * Copyright (C) 2001 Myles Chippendale
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   *     Myles Chippendale <mylesc At paneris.org>
42   *     http://paneris.org/
43   *     29 Stanley Road, Oxford, UK
44   */
45  
46  package org.melati.poem.prepro;
47  
48  /**
49   * Thrown when a table is given a name which is already used in 
50   * this or an imported DSD.
51   *
52   * Note that this exception is thrown if a table is referred to by the 
53   * <tt>extends</tt> keyword before it is defined.
54   * Room for improvement but not a pressing requirement.
55   */
56  class HiddenTableException extends IllegalityException {
57    private static final long serialVersionUID = 1L;
58  
59    String name;
60    String table;
61  
62    HiddenTableException(String name, String table) {
63      this.name = name;
64      this.table = table;
65      this.message = "You cannot name a table `" + name + "' unless it extends the " +
66      "pre-existing table " + table + 
67      "(Check that extended tables are defined before being referenced)"; 
68    }
69  
70  }