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1   /*
2    * $Source$
3    * $Revision$
4    *
5    * Copyright (C) 2000 William Chesters
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   *     William Chesters <williamc@paneris.org>
42   *     http://paneris.org/~williamc
43   *     Obrechtstraat 114, 2517VX Den Haag, The Netherlands
44   */
45  package org.melati.poem;
46  
47  import org.melati.poem.generated.TableCategoryTableBase;
48  
49  /**
50   * A {@link Table} which holds {@link TableCategory}s.
51   *
52   * Melati POEM generated, programmer modifiable stub 
53   * for a <code>TableCategoryTable</code> object.
54   * <p>
55   * Description: 
56   *   A category under which a table can be classified. 
57   * </p>
58   *
59   * 
60   * <table> 
61   * <caption>
62   * Field summary for SQL table <code>TableCategory</code>
63   * </caption>
64   * <tr><th>Name</th><th>Type</th><th>Description</th></tr>
65   * <tr><td> id </td><td> Integer </td><td> The Table Row Object ID </td></tr> 
66   * <tr><td> name </td><td> String </td><td> A human-readable name for the 
67   * category </td></tr> 
68   * </table> 
69   * 
70   * See  org.melati.poem.prepro.TableDef#generateTableMainJava 
71   */
72  
73  public class TableCategoryTable<T extends TableCategory> extends TableCategoryTableBase<T> {
74  
75   /**
76    * Constructor.
77    * 
78    * See org.melati.poem.prepro.TableDef#generateTableMainJava 
79    * @param database          the POEM database we are using
80    * @param name              the name of this <code>Table</code>
81    * @param definitionSource  which definition is being used
82    * @throws PoemException    if anything goes wrong
83    */
84    public TableCategoryTable(
85        Database database, String name,
86        DefinitionSource definitionSource) throws PoemException {
87      super(database, name, definitionSource);
88    }
89  
90    // programmer's domain-specific code here
91  
92    /** Category name for normal tables. */
93    public static final String normalTableCategoryName = "Normal";
94    /** The category for ordinary data tables.   */
95    public TableCategory NORMAL;
96   /**
97    * Create an entry with the given name if it doesn't exist.
98    * @param name the name of the Category
99    * @return the existing or newly created TableCategory
100   */
101   public TableCategory ensure(String name) {
102     TableCategory it = (TableCategory)newPersistent();
103     it.setName(name);
104     return (TableCategory)getNameColumn().ensure(it);
105   }
106   
107  /**
108   * Setup default access capabilities and ensure that the Normal category exists.
109   */
110   public void postInitialise() {
111     super.postInitialise();
112     NORMAL = ensure(normalTableCategoryName);
113   }
114 }