Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
BooleanConverter |
|
| 2.75;2.75 |
1 | /* | |
2 | * Copyright 2004-2010 the Seasar Foundation and the Others. | |
3 | * | |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
5 | * you may not use this file except in compliance with the License. | |
6 | * You may obtain a copy of the License at | |
7 | * | |
8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
9 | * | |
10 | * Unless required by applicable law or agreed to in writing, software | |
11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, | |
13 | * either express or implied. See the License for the specific language | |
14 | * governing permissions and limitations under the License. | |
15 | */ | |
16 | ||
17 | package org.seasar.cubby.converter.impl; | |
18 | ||
19 | import org.seasar.cubby.converter.ConversionHelper; | |
20 | ||
21 | /** | |
22 | * {@link Boolean}への変換を行うコンバータです。 | |
23 | * <p> | |
24 | * 変換元オブジェクトの文字列表現が<code>yes</code>、<code>y</code>、<code>true</code>、 | |
25 | * <code>on</code>、<code>1</code>なら<code>true</code>、 そうでなければ<code>false</code> | |
26 | * とします。 | |
27 | * </p> | |
28 | * | |
29 | * @author baba | |
30 | */ | |
31 | 19 | public class BooleanConverter extends AbstractConverter { |
32 | ||
33 | /** <code>true</code>に評価する文字列の配列です。 */ | |
34 | 1 | private static final String[] TRUE_STRINGS = new String[] { "yes", "y", |
35 | "true", "on", "1", }; | |
36 | ||
37 | /** | |
38 | * {@inheritDoc} | |
39 | */ | |
40 | public Class<?> getObjectType() { | |
41 | 147 | return Boolean.class; |
42 | } | |
43 | ||
44 | /** | |
45 | * {@inheritDoc} | |
46 | */ | |
47 | public Object convertToObject(final Object value, | |
48 | final Class<?> objectType, final ConversionHelper helper) { | |
49 | 7 | if (value == null) { |
50 | 0 | return null; |
51 | } | |
52 | 7 | return toBoolean(value.toString()); |
53 | } | |
54 | ||
55 | /** | |
56 | * 文字列を{@link Boolean}に変換して返します。 | |
57 | * | |
58 | * @param value | |
59 | * 変換元の文字列表現 | |
60 | * @return 変換した結果の{@link Boolean} | |
61 | */ | |
62 | protected Object toBoolean(final String value) { | |
63 | 33 | for (final String trueString : TRUE_STRINGS) { |
64 | 29 | if (trueString.equalsIgnoreCase(value)) { |
65 | 3 | return Boolean.TRUE; |
66 | } | |
67 | } | |
68 | 4 | return Boolean.FALSE; |
69 | } | |
70 | ||
71 | /** | |
72 | * {@inheritDoc} | |
73 | */ | |
74 | public String convertToString(final Object value, | |
75 | final ConversionHelper helper) { | |
76 | 0 | if (value == null) { |
77 | 0 | return null; |
78 | } | |
79 | 0 | return value.toString(); |
80 | } | |
81 | ||
82 | } |