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org.apache.commons.configuration.beanutils.ConfigurationDynaClass |
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1 | /* |
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2 | * Copyright 2001-2004 The Apache Software Foundation. |
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3 | * |
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4 | * Licensed under the Apache License, Version 2.0 (the "License") |
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5 | * you may not use this file except in compliance with the License. |
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6 | * You may obtain a copy of the License at |
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7 | * |
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8 | * http://www.apache.org/licenses/LICENSE-2.0 |
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9 | * |
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10 | * Unless required by applicable law or agreed to in writing, software |
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11 | * distributed under the License is distributed on an "AS IS" BASIS, |
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12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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13 | * See the License for the specific language governing permissions and |
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14 | * limitations under the License. |
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15 | */ |
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16 | ||
17 | package org.apache.commons.configuration.beanutils; |
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18 | ||
19 | import java.util.Iterator; |
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20 | import java.util.ArrayList; |
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21 | import java.util.List; |
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22 | ||
23 | import org.apache.commons.beanutils.DynaBean; |
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24 | import org.apache.commons.beanutils.DynaClass; |
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25 | import org.apache.commons.beanutils.DynaProperty; |
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26 | import org.apache.commons.configuration.Configuration; |
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27 | import org.apache.commons.logging.Log; |
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28 | import org.apache.commons.logging.LogFactory; |
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29 | ||
30 | /** |
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31 | * The <tt>ConfigurationDynaClass</tt> dynamically determines properties for |
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32 | * a <code>ConfigurationDynaBean</code> from a wrapped configuration-collection |
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33 | * {@link org.apache.commons.configuration.Configuration} instance. |
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34 | * |
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35 | * @author <a href="mailto:ricardo.gladwell@btinternet.com">Ricardo Gladwell</a> |
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36 | * @version $Revision$, $Date: 2005-12-05 09:23:53 +0100 (Mon, 05 Dec 2005) $ |
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37 | * @since 1.0-rc1 |
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38 | */ |
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39 | 27 | public class ConfigurationDynaClass implements DynaClass |
40 | { |
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41 | /** The logger.*/ |
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42 | 3 | private static Log log = LogFactory.getLog(ConfigurationDynaClass.class); |
43 | ||
44 | /** Stores the associated configuration.*/ |
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45 | private Configuration configuration; |
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46 | ||
47 | /** |
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48 | * Construct an instance of a <code>ConfigurationDynaClass</code> |
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49 | * wrapping the specified <code>Configuration</code> instance. |
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50 | * @param configuration <code>Configuration</code> instance. |
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51 | */ |
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52 | public ConfigurationDynaClass(Configuration configuration) |
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53 | { |
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54 | 33 | super(); |
55 | 33 | if (log.isTraceEnabled()) |
56 | { |
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57 | 0 | log.trace("ConfigurationDynaClass(" + configuration + ")"); |
58 | } |
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59 | 33 | this.configuration = configuration; |
60 | 33 | } |
61 | ||
62 | /** |
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63 | * @see org.apache.commons.beanutils.DynaClass#getDynaProperty(java.lang.String) |
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64 | */ |
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65 | public DynaProperty getDynaProperty(String name) |
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66 | { |
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67 | 108 | if (log.isTraceEnabled()) |
68 | { |
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69 | 0 | log.trace("getDynaProperty(" + name + ")"); |
70 | } |
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71 | ||
72 | 108 | if (name == null) |
73 | { |
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74 | 3 | throw new IllegalArgumentException("No such property name=[" + name + "]"); |
75 | } |
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76 | ||
77 | 105 | Object value = configuration.getProperty(name); |
78 | 105 | if (value == null) |
79 | { |
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80 | 3 | return null; |
81 | } |
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82 | else |
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83 | { |
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84 | 102 | Class type = value.getClass(); |
85 | ||
86 | 102 | if (type == Byte.class) |
87 | { |
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88 | 3 | type = Byte.TYPE; |
89 | } |
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90 | 102 | if (type == Character.class) |
91 | { |
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92 | 3 | type = Character.TYPE; |
93 | } |
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94 | 99 | else if (type == Boolean.class) |
95 | { |
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96 | 12 | type = Boolean.TYPE; |
97 | } |
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98 | 87 | else if (type == Double.class) |
99 | { |
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100 | 6 | type = Double.TYPE; |
101 | } |
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102 | 81 | else if (type == Float.class) |
103 | { |
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104 | 6 | type = Float.TYPE; |
105 | } |
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106 | 75 | else if (type == Integer.class) |
107 | { |
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108 | 9 | type = Integer.TYPE; |
109 | } |
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110 | 66 | else if (type == Long.class) |
111 | { |
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112 | 6 | type = Long.TYPE; |
113 | } |
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114 | 60 | else if (type == Short.class) |
115 | { |
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116 | 6 | type = Short.TYPE; |
117 | } |
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118 | ||
119 | 102 | return new DynaProperty(name, type); |
120 | } |
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121 | } |
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122 | ||
123 | /** |
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124 | * @see org.apache.commons.beanutils.DynaClass#getDynaProperties() |
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125 | */ |
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126 | public DynaProperty[] getDynaProperties() |
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127 | { |
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128 | 3 | if (log.isTraceEnabled()) |
129 | { |
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130 | 0 | log.trace("getDynaProperties()"); |
131 | } |
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132 | ||
133 | 3 | Iterator keys = configuration.getKeys(); |
134 | 3 | List properties = new ArrayList(); |
135 | 84 | while (keys.hasNext()) |
136 | { |
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137 | 78 | String key = (String) keys.next(); |
138 | 78 | DynaProperty property = getDynaProperty(key); |
139 | 78 | properties.add(property); |
140 | } |
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141 | ||
142 | 3 | DynaProperty[] propertyArray = new DynaProperty[properties.size()]; |
143 | 3 | properties.toArray(propertyArray); |
144 | 3 | if (log.isDebugEnabled()) |
145 | { |
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146 | 0 | log.debug("Found " + properties.size() + " properties."); |
147 | } |
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148 | ||
149 | 3 | return propertyArray; |
150 | } |
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151 | ||
152 | /** |
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153 | * @see org.apache.commons.beanutils.DynaClass#getName() |
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154 | */ |
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155 | public String getName() |
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156 | { |
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157 | 0 | return ConfigurationDynaBean.class.getName(); |
158 | } |
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159 | ||
160 | /** |
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161 | * @see org.apache.commons.beanutils.DynaClass#newInstance() |
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162 | */ |
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163 | public DynaBean newInstance() throws IllegalAccessException, InstantiationException |
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164 | { |
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165 | 0 | return new ConfigurationDynaBean(configuration); |
166 | } |
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167 | ||
168 | } |
This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |