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 At paneris.org>
42 * http://paneris.org/~williamc
43 * Obrechtstraat 114, 2517VX Den Haag, The Netherlands
44 */
45
46 package org.melati.poem;
47
48 import java.util.Enumeration;
49 import org.melati.poem.util.IntegerEnumeration;
50
51 /**
52 * A type for {@link DisplayLevel}s.
53 */
54 public class DisplayLevelPoemType extends IndexPoemType {
55
56 /**
57 * Constructor giving non nullable type.
58 */
59 public DisplayLevelPoemType() {
60 super(false);
61 }
62
63 protected Enumeration<Integer> _possibleRaws() {
64 return new IntegerEnumeration(0, DisplayLevel.count());
65 }
66
67 protected void _assertValidCooked(Object cooked)
68 throws ValidationPoemException {
69 if (!(cooked instanceof DisplayLevel))
70 throw new TypeMismatchPoemException(cooked, this);
71 }
72
73 protected Object _cookedOfRaw(Object raw) throws NoSuchRowPoemException {
74 return DisplayLevel.forIndex(((Integer)raw).intValue());
75 }
76
77 protected Integer _rawOfCooked(Object cooked) {
78 return ((DisplayLevel)cooked).getIndex();
79 }
80
81 protected String _stringOfCooked(Object cooked,
82 PoemLocale locale, int style)
83 throws PoemException {
84 return ((DisplayLevel)cooked).getName();
85 }
86
87 protected boolean _canRepresent(@SuppressWarnings("rawtypes") SQLPoemType other) {
88 return other instanceof DisplayLevelPoemType;
89 }
90
91 protected void _saveColumnInfo(ColumnInfo columnInfo)
92 throws AccessPoemException {
93 columnInfo.setTypefactory(PoemTypeFactory.DISPLAYLEVEL);
94 }
95
96 /**
97 * {@inheritDoc}
98 * @see java.lang.Object#toString()
99 */
100 public String toString() {
101 return "display level (" + super.toString() + ")";
102 }
103
104 /**
105 * @return the field type used in the Data Structure Definition language
106 * {@inheritDoc}
107 * @see org.melati.poem.PoemType#toDsdType()
108 */
109 public String toDsdType() {
110 return "DisplayLevel";
111 }
112 }