Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
ResourceBundleMap |
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| 1.4285714285714286;1.429 | ||||
ResourceBundleMap$UnmodifiableEntry |
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| 1.4285714285714286;1.429 |
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.internal.util; | |
17 | ||
18 | import java.util.AbstractMap; | |
19 | import java.util.Collections; | |
20 | import java.util.Enumeration; | |
21 | import java.util.LinkedHashSet; | |
22 | import java.util.ResourceBundle; | |
23 | import java.util.Set; | |
24 | ||
25 | /** | |
26 | * リソースバンドルをラップし、<code>Map</code> インターフェイスによって操作するクラスです。 | |
27 | * | |
28 | * @author baba | |
29 | */ | |
30 | public class ResourceBundleMap extends AbstractMap<String, Object> { | |
31 | ||
32 | /** ラップされた <code>ResourceBundle</code> */ | |
33 | private final ResourceBundle resourceBundle; | |
34 | ||
35 | /** エントリの <code>Set</code> */ | |
36 | private Set<Entry<String, Object>> entrySet; | |
37 | ||
38 | /** | |
39 | * 指定されたリソースバンドルをラップする <code>ResourceBundleMap</code> を作成します。 | |
40 | * | |
41 | * @param resourceBundle | |
42 | * リソースバンドル | |
43 | */ | |
44 | 4 | public ResourceBundleMap(final ResourceBundle resourceBundle) { |
45 | 4 | this.resourceBundle = resourceBundle; |
46 | 4 | } |
47 | ||
48 | /** | |
49 | * {@inheritDoc} | |
50 | */ | |
51 | @Override | |
52 | public Object get(final Object key) { | |
53 | 18 | return resourceBundle.getString((String) key); |
54 | } | |
55 | ||
56 | /** | |
57 | * {@inheritDoc} | |
58 | */ | |
59 | @Override | |
60 | public Set<Entry<String, Object>> entrySet() { | |
61 | 3 | if (this.entrySet == null) { |
62 | 3 | final Set<Entry<String, Object>> entrySet = new LinkedHashSet<Entry<String, Object>>(); |
63 | 3 | final Enumeration<String> keys = resourceBundle.getKeys(); |
64 | 51 | while (keys.hasMoreElements()) { |
65 | 48 | final String key = keys.nextElement(); |
66 | 48 | final Object value = resourceBundle.getObject(key); |
67 | 48 | final Entry<String, Object> entry = new UnmodifiableEntry<String, Object>( |
68 | key, value); | |
69 | 48 | entrySet.add(entry); |
70 | 48 | } |
71 | 3 | this.entrySet = Collections.unmodifiableSet(entrySet); |
72 | } | |
73 | 3 | return entrySet; |
74 | } | |
75 | ||
76 | /** | |
77 | * 変更不可能な <code>Entry</code> の実装です。 | |
78 | * | |
79 | * @param <K> | |
80 | * このエントリが保持するキーの型 | |
81 | * @param <V> | |
82 | * このエントリが保持する値の型 | |
83 | * | |
84 | * @author baba | |
85 | */ | |
86 | private static class UnmodifiableEntry<K, V> implements Entry<K, V> { | |
87 | ||
88 | /** キー。 */ | |
89 | private final K key; | |
90 | ||
91 | /** 値。 */ | |
92 | private final V value; | |
93 | ||
94 | /** | |
95 | * 指定されたキーと値を持つエントリを作成します。 | |
96 | * | |
97 | * @param key | |
98 | * キー | |
99 | * @param value | |
100 | * 値 | |
101 | */ | |
102 | 48 | public UnmodifiableEntry(final K key, final V value) { |
103 | 48 | this.key = key; |
104 | 48 | this.value = value; |
105 | 48 | } |
106 | ||
107 | /** | |
108 | * {@inheritDoc} | |
109 | */ | |
110 | public K getKey() { | |
111 | 0 | return key; |
112 | } | |
113 | ||
114 | /** | |
115 | * {@inheritDoc} | |
116 | */ | |
117 | public V getValue() { | |
118 | 0 | return value; |
119 | } | |
120 | ||
121 | /** | |
122 | * {@inheritDoc} | |
123 | * <p> | |
124 | * 常に {@link UnsupportedOperationException} をスローします。 | |
125 | * </p> | |
126 | */ | |
127 | public V setValue(final Object value) { | |
128 | 0 | throw new UnsupportedOperationException(); |
129 | } | |
130 | ||
131 | } | |
132 | ||
133 | } |