##### Coverage Report - org.apache.commons.configuration.ConfigurationMap

Classes in this File | Line Coverage | Branch Coverage | Complexity
ConfigurationMap |
90% | 9/10
N/A | N/A
| 1.0625;1,062
ConfigurationMap$1 |
N/A | N/A
N/A | N/A
| 1.0625;1,062
ConfigurationMap$ConfigurationSet |
100% | 10/10
100% | 1/1
| 1.0625;1,062
ConfigurationMap$ConfigurationSet$ConfigurationSetIterator |
100% | 8/8
N/A | N/A
| 1.0625;1,062
ConfigurationMap$ConfigurationSet$Entry |
67% | 6/9
N/A | N/A
| 1.0625;1,062

1 |  |
     /*
2 |  |
      * Licensed to the Apache Software Foundation (ASF) under one or more
3 |  |
      * contributor license agreements.  See the NOTICE file distributed with
4 |  |
      * this work for additional information regarding copyright ownership.
5 |  |
      * The ASF licenses this file to You under the Apache License, Version 2.0
6 |  |
      * (the "License"); you may not use this file except in compliance with
7 |  |
      * the License.  You may obtain a copy of the License at
8 |  |
      *
9 |  |
      *     http://www.apache.org/licenses/LICENSE-2.0
10 |  |
      *
11 |  |
      * Unless required by applicable law or agreed to in writing, software
12 |  |
      * distributed under the License is distributed on an "AS IS" BASIS,
13 |  |
      * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 |  |
      * See the License for the specific language governing permissions and
15 |  |
      * limitations under the License.
16 |  |
      */
17 |  |
18 |  |
     package org.apache.commons.configuration;
19 |  |
20 |  |
     import java.util.AbstractMap;
21 |  |
     import java.util.AbstractSet;
22 |  |
     import java.util.Iterator;
23 |  |
     import java.util.Map;
24 |  |
     import java.util.Set;
25 |  |
26 |  |
     /**
27 |  |
      * <p>The <code>ConfigurationMap</code> wraps a
28 |  |
      * configuration-collection
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      * {@link org.apache.commons.configuration.Configuration}
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      * instance to provide a <code>Map</code> interface.</p>
31 |  |
      *
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      * <p><em>Note:</em> This implementation is incomplete.</p>
33 |  |
      *
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      * @author <a href="mailto:ricardo.gladwell@btinternet.com">Ricardo Gladwell</a>
35 |  |
      * @version $Revision: 439648 $, $Date: 2006-09-02 22:42:10 +0200 (Sa, 02 Sep 2006) $
36 |  |
      * @since 1.0
37 |  |
      */
38 |  |
     public class ConfigurationMap extends AbstractMap
39 |  |
     {
40 |  |
         /**
41 |  |
          * The <code>Configuration</code> wrapped by this class.
42 |  |
          */
43 |  |
         private Configuration configuration;
44 |  |
45 |  |
         /**
46 |  |
          * Creates a new instance of a <code>ConfigurationMap</code>
47 |  |
          * that wraps the specified <code>Configuration</code>
48 |  |
          * instance.
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          * @param configuration <code>Configuration</code>
50 |  |
          * instance.
51 |  |
          */
52 |  |
         public ConfigurationMap(Configuration configuration)
53 | 41 |
         {
54 | 41 |
             this.configuration = configuration;
55 | 41 |
         }
56 |  |
57 |  |
         /**
58 |  |
          * Returns the wrapped <code>Configuration</code> object.
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          *
60 |  |
          * @return the wrapped configuration
61 |  |
          * @since 1.2
62 |  |
          */
63 |  |
         public Configuration getConfiguration()
64 |  |
         {
65 | 2003 |
             return configuration;
66 |  |
         }
67 |  |
68 |  |
         /**
69 |  |
          * @see java.util.Map#entrySet()
70 |  |
          */
71 |  |
         public Set entrySet()
72 |  |
         {
73 | 0 |
             return new ConfigurationSet(configuration);
74 |  |
         }
75 |  |
76 |  |
         /**
77 |  |
          * @see java.util.Map#put(java.lang.Object, java.lang.Object)
78 |  |
          */
79 |  |
         public Object put(Object key, Object value)
80 |  |
         {
81 | 7 |
             String strKey = String.valueOf(key);
82 | 7 |
             Object old = configuration.getProperty(strKey);
83 | 7 |
             configuration.setProperty(strKey, value);
84 | 7 |
             return old;
85 |  |
         }
86 |  |
87 |  |
         /**
88 |  |
          * @see java.util.Map#get(java.lang.Object)
89 |  |
          */
90 |  |
         public Object get(Object key)
91 |  |
         {
92 | 8 |
             return configuration.getProperty(String.valueOf(key));
93 |  |
         }
94 |  |
95 |  |
         /**
96 |  |
          * Set of entries in the map.
97 |  |
          */
98 | 8 |
         static class ConfigurationSet extends AbstractSet
99 |  |
         {
100 |  |
             /** The configuration mapped to this entry set. */
101 |  |
             private Configuration configuration;
102 |  |
103 |  |
             /**
104 |  |
              * A Map entry in the ConfigurationMap.
105 |  |
              */
106 | 7 |
             private final class Entry implements Map.Entry
107 |  |
             {
108 |  |
                 /** The key of the map entry. */
109 |  |
                 private Object key;
110 |  |
111 |  |
                 private Entry(Object key)
112 | 7 |
                 {
113 | 7 |
                     this.key = key;
114 | 7 |
                 }
115 |  |
116 |  |
                 public Object getKey()
117 |  |
                 {
118 | 56 |
                     return key;
119 |  |
                 }
120 |  |
121 |  |
                 public Object getValue()
122 |  |
                 {
123 | 7 |
                     return configuration.getProperty((String) key);
124 |  |
                 }
125 |  |
126 |  |
                 public Object setValue(Object value)
127 |  |
                 {
128 | 0 |
                     Object old = getValue();
129 | 0 |
                     configuration.setProperty((String) key, value);
130 | 0 |
                     return old;
131 |  |
                 }
132 |  |
             }
133 |  |
134 |  |
             /**
135 |  |
              * Iterator over the entries in the ConfigurationMap.
136 |  |
              */
137 | 1 |
             private final class ConfigurationSetIterator implements Iterator
138 |  |
             {
139 |  |
                 /** An iterator over the keys in the configuration. */
140 |  |
                 private Iterator keys;
141 |  |
142 |  |
                 private ConfigurationSetIterator()
143 | 1 |
                 {
144 | 1 |
                     keys = configuration.getKeys();
145 | 1 |
                 }
146 |  |
147 |  |
                 public boolean hasNext()
148 |  |
                 {
149 | 8 |
                     return keys.hasNext();
150 |  |
                 }
151 |  |
152 |  |
                 public Object next()
153 |  |
                 {
154 | 7 |
                     return new Entry(keys.next());
155 |  |
                 }
156 |  |
157 |  |
                 public void remove()
158 |  |
                 {
159 | 7 |
                     keys.remove();
160 | 7 |
                 }
161 |  |
             }
162 |  |
163 |  |
             ConfigurationSet(Configuration configuration)
164 | 2 |
             {
165 | 2 |
                 this.configuration = configuration;
166 | 2 |
             }
167 |  |
168 |  |
             /**
169 |  |
              * @see java.util.Collection#size()
170 |  |
              */
171 |  |
             public int size()
172 |  |
             {
173 |  |
                 // Ouch. Now _that_ one is expensive...
174 | 2 |
                 int count = 0;
175 | 11 |
                 for (Iterator iterator = configuration.getKeys(); iterator.hasNext();)
176 |  |
                 {
177 | 7 |
                     iterator.next();
178 | 7 |
                     count++;
179 |  |
                 }
180 | 2 |
                 return count;
181 |  |
             }
182 |  |
183 |  |
             /**
184 |  |
              * @see java.util.Collection#iterator()
185 |  |
              */
186 |  |
             public Iterator iterator()
187 |  |
             {
188 | 1 |
                 return new ConfigurationSetIterator();
189 |  |
             }
190 |  |
         }
191 |  |
     }