1 /*
2 * Scope: a generic MVC framework.
3 * Copyright (c) 2000-2002, The Scope team
4 * All rights reserved.
5 *
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 *
14 * Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * Neither the name "Scope" nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
26 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR
27 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
28 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
29 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
30 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
31 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
32 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
33 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 *
35 *
36 * $Id: BooleanStringConvertor.java,v 1.3 2002/09/05 15:41:46 ludovicc Exp $
37 */
38 package org.scopemvc.util.convertor;
39
40
41 /***
42 * String convertor for type <code>java.util.Date</code>.
43 *
44 * @author <A HREF="mailto:danmi@users.sourceforge.net">Daniel Michalik</A>
45 * @created 05 September 2002
46 * @version $Revision: 1.3 $ $Date: 2002/09/05 15:41:46 $
47 */
48 public class BooleanStringConvertor extends NullStringConvertor {
49
50 private final static String TRUE = Boolean.TRUE.toString();
51 private final static String FALSE = Boolean.FALSE.toString();
52
53
54 /***
55 * TODO: document the method
56 *
57 * @param inValue TODO: Describe the Parameter
58 * @return TODO: Describe the Return Value
59 * @throws IllegalArgumentException TODO: Describe the Exception
60 */
61 public String valueAsString(Object inValue) throws IllegalArgumentException {
62 if (inValue == null) {
63 return getNullAsString();
64 }
65 if (!(inValue instanceof Boolean)) {
66 throw new IllegalArgumentException("BooleanStringConvertor only operates on Boolean, not on: " + inValue);
67 }
68 return inValue.toString();
69 }
70
71
72 /***
73 * TODO: document the method
74 *
75 * @param inString TODO: Describe the Parameter
76 * @return TODO: Describe the Return Value
77 * @throws IllegalArgumentException TODO: Describe the Exception
78 */
79 public Object stringAsValue(String inString) throws IllegalArgumentException {
80 if (isNull(inString)) {
81 return null;
82 }
83 if (!(inString.equals(TRUE) || inString.equals(FALSE))) {
84 throw new IllegalArgumentException("Illegal value '" + inString + "' not '" + TRUE + "' or '" + FALSE + "'");
85 }
86 return Boolean.valueOf(inString);
87 }
88 }
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