Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
MaxLengthValidator |
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| 3.3333333333333335;3.333 |
1 | /* | |
2 | * Copyright 2004-2009 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 | package org.seasar.cubby.validator.validators; | |
17 | ||
18 | import org.seasar.cubby.action.MessageInfo; | |
19 | import org.seasar.cubby.internal.util.StringUtils; | |
20 | import org.seasar.cubby.validator.ScalarFieldValidator; | |
21 | import org.seasar.cubby.validator.ValidationContext; | |
22 | ||
23 | /** | |
24 | * 文字列の最大長を検証します。 | |
25 | * <p> | |
26 | * {@link String#length()} メソッドで文字列の長さを求めます。文字列のバイト数でないこと、半角全角も 1 | |
27 | * 文字としてカウントされることに注意してください。 | |
28 | * </p> | |
29 | * <p> | |
30 | * <table> | |
31 | * <caption>検証エラー時に設定するエラーメッセージ</caption> <tbody> | |
32 | * <tr> | |
33 | * <th scope="row">デフォルトのキー</th> | |
34 | * <td>valid.maxLength</td> | |
35 | * </tr> | |
36 | * <tr> | |
37 | * <th scope="row">置換文字列</th> | |
38 | * <td> | |
39 | * <ol start="0"> | |
40 | * <li>フィールド名</li> | |
41 | * <li>このオブジェクトに設定された文字列の最大長</li> | |
42 | * </ol></td> | |
43 | * </tr> | |
44 | * </tbody> | |
45 | * </table> | |
46 | * </p> | |
47 | * | |
48 | * @author agata | |
49 | * @author baba | |
50 | * @see String#length() | |
51 | */ | |
52 | public class MaxLengthValidator implements ScalarFieldValidator { | |
53 | ||
54 | /** | |
55 | * メッセージキー。 | |
56 | */ | |
57 | private final String messageKey; | |
58 | ||
59 | /** | |
60 | * 最大文字数 | |
61 | */ | |
62 | private final int max; | |
63 | ||
64 | /** | |
65 | * コンストラクタ | |
66 | * | |
67 | * @param max | |
68 | * 最大文字数 | |
69 | */ | |
70 | public MaxLengthValidator(final int max) { | |
71 | 6 | this(max, "valid.maxLength"); |
72 | 6 | } |
73 | ||
74 | /** | |
75 | * エラーメッセージキーを指定するコンストラクタ | |
76 | * | |
77 | * @param max | |
78 | * 最大文字数 | |
79 | * @param messageKey | |
80 | * エラーメッセージキー | |
81 | */ | |
82 | 6 | public MaxLengthValidator(final int max, final String messageKey) { |
83 | 6 | this.max = max; |
84 | 6 | this.messageKey = messageKey; |
85 | 6 | } |
86 | ||
87 | /** | |
88 | * {@inheritDoc} | |
89 | */ | |
90 | public void validate(final ValidationContext context, final Object value) { | |
91 | 0 | if (value instanceof String) { |
92 | 0 | final String str = (String) value; |
93 | 0 | if (StringUtils.isEmpty((String) value)) { |
94 | 0 | return; |
95 | } | |
96 | 0 | if (str.length() <= max) { |
97 | 0 | return; |
98 | } | |
99 | 0 | } else if (value == null) { |
100 | 0 | return; |
101 | } | |
102 | ||
103 | 0 | final MessageInfo messageInfo = new MessageInfo(); |
104 | 0 | messageInfo.setKey(this.messageKey); |
105 | 0 | messageInfo.setArguments(max); |
106 | 0 | context.addMessageInfo(messageInfo); |
107 | 0 | } |
108 | } |