Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
RangeValidator |
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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 | * 数値の範囲を指定して検証します。 | |
25 | * <p> | |
26 | * デフォルトエラーメッセージキー:valid.range | |
27 | * </p> | |
28 | * | |
29 | * @author agata | |
30 | * @author baba | |
31 | */ | |
32 | public class RangeValidator implements ScalarFieldValidator { | |
33 | ||
34 | /** | |
35 | * メッセージヘルパ。 | |
36 | */ | |
37 | private final MessageHelper messageHelper; | |
38 | ||
39 | /** | |
40 | * 最小値 | |
41 | */ | |
42 | private final long min; | |
43 | ||
44 | /** | |
45 | * 最大値 | |
46 | */ | |
47 | private final long max; | |
48 | ||
49 | /** | |
50 | * コンストラクタ | |
51 | * | |
52 | * @param min | |
53 | * 最小値 | |
54 | * @param max | |
55 | * 最大値 | |
56 | */ | |
57 | public RangeValidator(final long min, final long max) { | |
58 | 3 | this(min, max, "valid.range"); |
59 | 3 | } |
60 | ||
61 | /** | |
62 | * エラーメッセージキーを指定するコンストラクタ | |
63 | * | |
64 | * @param min | |
65 | * 最小値 | |
66 | * @param max | |
67 | * 最大値 | |
68 | * @param messageKey | |
69 | * エラーメッセージキー | |
70 | */ | |
71 | public RangeValidator(final long min, final long max, | |
72 | 3 | final String messageKey) { |
73 | 3 | this.min = min; |
74 | 3 | this.max = max; |
75 | 3 | this.messageHelper = new MessageHelper(messageKey); |
76 | 3 | } |
77 | ||
78 | public void validate(final ValidationContext context, final Object value) { | |
79 | 0 | if (value instanceof String) { |
80 | 0 | final String str = (String) value; |
81 | 0 | if (StringUtil.isEmpty(str)) { |
82 | 0 | return; |
83 | } | |
84 | try { | |
85 | 0 | final long longValue = Long.parseLong(str); |
86 | 0 | if (longValue >= min && longValue <= max) { |
87 | 0 | return; |
88 | } | |
89 | 0 | } catch (final NumberFormatException e) { |
90 | 0 | } |
91 | 0 | } else if (value == null) { |
92 | 0 | return; |
93 | } | |
94 | 0 | context.addMessageInfo(this.messageHelper.createMessageInfo(min, max)); |
95 | 0 | } |
96 | } |