##### Coverage Report - org.seasar.cubby.validator.validators.NumberValidator

Classes in this File | Line Coverage | Branch Coverage | Complexity
NumberValidator |
88% | 16/18
50% | 4/8
| 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 java.util.regex.Pattern;
19 |  |
20 |  |
     import org.seasar.cubby.action.MessageInfo;
21 |  |
     import org.seasar.cubby.internal.util.StringUtils;
22 |  |
     import org.seasar.cubby.validator.ScalarFieldValidator;
23 |  |
     import org.seasar.cubby.validator.ValidationContext;
24 |  |
25 |  |
     /**
26 |  |
      * 数値であるかを検証します。
27 |  |
      * <p>
28 |  |
      * <table>
29 |  |
      * <caption>検証エラー時に設定するエラーメッセージ</caption> <tbody>
30 |  |
      * <tr>
31 |  |
      * <th scope="row">デフォルトのキー</th>
32 |  |
      * <td>valid.number</td>
33 |  |
      * </tr>
34 |  |
      * <tr>
35 |  |
      * <th scope="row">置換文字列</th>
36 |  |
      * <td>
37 |  |
      * <ol start="0">
38 |  |
      * <li>フィールド名</li>
39 |  |
      * </ol></td>
40 |  |
      * </tr>
41 |  |
      * </tbody>
42 |  |
      * </table>
43 |  |
      * </p>
44 |  |
      *
45 |  |
      * @author agata
46 |  |
      * @author baba
47 |  |
      */
48 |  |
     public class NumberValidator implements ScalarFieldValidator {
49 |  |
50 | 1 |
             private static final Pattern NUMBER_PATTERN = Pattern
51 |  |
                             .compile("^[-+]?[0-9]+[.]?[0-9]*$");
52 |  |
53 |  |
             /**
54 |  |
              * メッセージキー。
55 |  |
              */
56 |  |
             private final String messageKey;
57 |  |
58 |  |
             /**
59 |  |
              * コンストラクタ
60 |  |
              */
61 |  |
             public NumberValidator() {
62 | 6 |
                     this("valid.number");
63 | 6 |
             }
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 messageKey
69 |  |
              *            エラーメッセージキー
70 |  |
              */
71 | 6 |
             public NumberValidator(final String messageKey) {
72 | 6 |
                     this.messageKey = messageKey;
73 | 6 |
             }
74 |  |
75 |  |
             /**
76 |  |
              * {@inheritDoc}
77 |  |
              */
78 |  |
             public void validate(final ValidationContext context, final Object value) {
79 | 9 |
                     if (value instanceof String) {
80 | 9 |
                             final String str = (String) value;
81 | 9 |
                             if (StringUtils.isEmpty(str)) {
82 | 0 |
                                     return;
83 |  |
                             }
84 | 9 |
                             if (NUMBER_PATTERN.matcher(str).find()) {
85 | 4 |
                                     return;
86 |  |
                             }
87 | 5 |
                     } else if (value == null) {
88 | 0 |
                             return;
89 |  |
                     }
90 |  |
91 | 5 |
                     final MessageInfo messageInfo = new MessageInfo();
92 | 5 |
                     messageInfo.setKey(this.messageKey);
93 | 5 |
                     context.addMessageInfo(messageInfo);
94 | 5 |
             }
95 |  |
96 |  |
     }