Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
RangeLengthValidator |
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| 3.3333333333333335;3.333 |
1 | /* | |
2 | * Copyright 2004-2008 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.validator.MessageHelper; | |
19 | import org.seasar.cubby.validator.ScalarFieldValidator; | |
20 | import org.seasar.cubby.validator.ValidationContext; | |
21 | import org.seasar.framework.util.StringUtil; | |
22 | ||
23 | /** | |
24 | * 文字列の長さの範囲を指定して検証します。 | |
25 | * <p> | |
26 | * 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文字としてカウントされることに注意してください。 | |
27 | * </p> | |
28 | * <p> | |
29 | * デフォルトエラーメッセージキー:valid.rangeLength | |
30 | * </p> | |
31 | * | |
32 | * @author agata | |
33 | * @author baba | |
34 | * @since 1.0.0 | |
35 | */ | |
36 | public class RangeLengthValidator implements ScalarFieldValidator { | |
37 | ||
38 | /** | |
39 | * メッセージヘルパ。 | |
40 | */ | |
41 | private final MessageHelper messageHelper; | |
42 | ||
43 | /** | |
44 | * 最小文字数 | |
45 | */ | |
46 | private final int min; | |
47 | ||
48 | /** | |
49 | * 最大文字数 | |
50 | */ | |
51 | private final int max; | |
52 | ||
53 | /** | |
54 | * コンストラクタ | |
55 | * | |
56 | * @param min | |
57 | * 最小文字数 | |
58 | * @param max | |
59 | * 最大文字数 | |
60 | */ | |
61 | public RangeLengthValidator(final int min, final int max) { | |
62 | 0 | this(min, max, "valid.rangeLength"); |
63 | 0 | } |
64 | ||
65 | /** | |
66 | * エラーメッセージキーを指定するコンストラクタ | |
67 | * | |
68 | * @param min | |
69 | * 最小文字数 | |
70 | * @param max | |
71 | * 最大文字数 | |
72 | * @param messageKey | |
73 | * エラーメッセージキー | |
74 | */ | |
75 | public RangeLengthValidator(final int min, final int max, | |
76 | 0 | final String messageKey) { |
77 | 0 | this.min = min; |
78 | 0 | this.max = max; |
79 | 0 | this.messageHelper = new MessageHelper(messageKey); |
80 | 0 | } |
81 | ||
82 | /** | |
83 | * {@inheritDoc} | |
84 | */ | |
85 | public void validate(final ValidationContext context, final Object value) { | |
86 | 0 | if (value instanceof String) { |
87 | 0 | final String str = (String) value; |
88 | 0 | if (StringUtil.isEmpty(str)) { |
89 | 0 | return; |
90 | } | |
91 | ||
92 | 0 | final int length = str.length(); |
93 | 0 | if (length >= min && length <= max) { |
94 | 0 | return; |
95 | } | |
96 | 0 | } else if (value == null) { |
97 | 0 | return; |
98 | } | |
99 | 0 | context.addMessageInfo(this.messageHelper.createMessageInfo(min, max)); |
100 | 0 | } |
101 | ||
102 | } |