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<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a>
<span class="sourceLineNo">003</span> * contributor license agreements. See the NOTICE file distributed with<a name="line.3"></a>
<span class="sourceLineNo">004</span> * this work for additional information regarding copyright ownership.<a name="line.4"></a>
<span class="sourceLineNo">005</span> * The ASF licenses this file to You under the Apache License, Version 2.0<a name="line.5"></a>
<span class="sourceLineNo">006</span> * (the "License"); you may not use this file except in compliance with<a name="line.6"></a>
<span class="sourceLineNo">007</span> * the License. You may obtain a copy of the License at<a name="line.7"></a>
<span class="sourceLineNo">008</span> *<a name="line.8"></a>
<span class="sourceLineNo">009</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a>
<span class="sourceLineNo">010</span> *<a name="line.10"></a>
<span class="sourceLineNo">011</span> * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a>
<span class="sourceLineNo">012</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a>
<span class="sourceLineNo">013</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a>
<span class="sourceLineNo">014</span> * See the License for the specific language governing permissions and<a name="line.14"></a>
<span class="sourceLineNo">015</span> * limitations under the License.<a name="line.15"></a>
<span class="sourceLineNo">016</span> */<a name="line.16"></a>
<span class="sourceLineNo">017</span><a name="line.17"></a>
<span class="sourceLineNo">018</span><a name="line.18"></a>
<span class="sourceLineNo">019</span>package org.apache.commons.beanutils;<a name="line.19"></a>
<span class="sourceLineNo">020</span><a name="line.20"></a>
<span class="sourceLineNo">021</span><a name="line.21"></a>
<span class="sourceLineNo">022</span>import java.beans.IndexedPropertyDescriptor;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import java.beans.PropertyDescriptor;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import java.lang.reflect.Array;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import java.lang.reflect.InvocationTargetException;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.lang.reflect.Method;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import java.util.ArrayList;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import java.util.Collection;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import java.util.HashMap;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import java.util.Map;<a name="line.30"></a>
<span class="sourceLineNo">031</span><a name="line.31"></a>
<span class="sourceLineNo">032</span>import org.apache.commons.beanutils.expression.Resolver;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.apache.commons.logging.Log;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import org.apache.commons.logging.LogFactory;<a name="line.34"></a>
<span class="sourceLineNo">035</span><a name="line.35"></a>
<span class="sourceLineNo">036</span><a name="line.36"></a>
<span class="sourceLineNo">037</span>/**<a name="line.37"></a>
<span class="sourceLineNo">038</span> * <p>JavaBean property population methods.</p><a name="line.38"></a>
<span class="sourceLineNo">039</span> *<a name="line.39"></a>
<span class="sourceLineNo">040</span> * <p>This class provides implementations for the utility methods in<a name="line.40"></a>
<span class="sourceLineNo">041</span> * {@link BeanUtils}.<a name="line.41"></a>
<span class="sourceLineNo">042</span> * Different instances can be used to isolate caches between classloaders<a name="line.42"></a>
<span class="sourceLineNo">043</span> * and to vary the value converters registered.</p><a name="line.43"></a>
<span class="sourceLineNo">044</span> *<a name="line.44"></a>
<span class="sourceLineNo">045</span> * @version $Id: BeanUtilsBean.java 1546738 2013-11-30 16:24:19Z oheger $<a name="line.45"></a>
<span class="sourceLineNo">046</span> * @see BeanUtils<a name="line.46"></a>
<span class="sourceLineNo">047</span> * @since 1.7<a name="line.47"></a>
<span class="sourceLineNo">048</span> */<a name="line.48"></a>
<span class="sourceLineNo">049</span><a name="line.49"></a>
<span class="sourceLineNo">050</span>public class BeanUtilsBean {<a name="line.50"></a>
<span class="sourceLineNo">051</span><a name="line.51"></a>
<span class="sourceLineNo">052</span><a name="line.52"></a>
<span class="sourceLineNo">053</span> // ------------------------------------------------------ Private Class Variables<a name="line.53"></a>
<span class="sourceLineNo">054</span><a name="line.54"></a>
<span class="sourceLineNo">055</span> /**<a name="line.55"></a>
<span class="sourceLineNo">056</span> * Contains <code>BeanUtilsBean</code> instances indexed by context classloader.<a name="line.56"></a>
<span class="sourceLineNo">057</span> */<a name="line.57"></a>
<span class="sourceLineNo">058</span> private static final ContextClassLoaderLocal<BeanUtilsBean><a name="line.58"></a>
<span class="sourceLineNo">059</span> BEANS_BY_CLASSLOADER = new ContextClassLoaderLocal<BeanUtilsBean>() {<a name="line.59"></a>
<span class="sourceLineNo">060</span> // Creates the default instance used when the context classloader is unavailable<a name="line.60"></a>
<span class="sourceLineNo">061</span> @Override<a name="line.61"></a>
<span class="sourceLineNo">062</span> protected BeanUtilsBean initialValue() {<a name="line.62"></a>
<span class="sourceLineNo">063</span> return new BeanUtilsBean();<a name="line.63"></a>
<span class="sourceLineNo">064</span> }<a name="line.64"></a>
<span class="sourceLineNo">065</span> };<a name="line.65"></a>
<span class="sourceLineNo">066</span><a name="line.66"></a>
<span class="sourceLineNo">067</span> /**<a name="line.67"></a>
<span class="sourceLineNo">068</span> * Gets the instance which provides the functionality for {@link BeanUtils}.<a name="line.68"></a>
<span class="sourceLineNo">069</span> * This is a pseudo-singleton - an single instance is provided per (thread) context classloader.<a name="line.69"></a>
<span class="sourceLineNo">070</span> * This mechanism provides isolation for web apps deployed in the same container.<a name="line.70"></a>
<span class="sourceLineNo">071</span> *<a name="line.71"></a>
<span class="sourceLineNo">072</span> * @return The (pseudo-singleton) BeanUtils bean instance<a name="line.72"></a>
<span class="sourceLineNo">073</span> */<a name="line.73"></a>
<span class="sourceLineNo">074</span> public static BeanUtilsBean getInstance() {<a name="line.74"></a>
<span class="sourceLineNo">075</span> return BEANS_BY_CLASSLOADER.get();<a name="line.75"></a>
<span class="sourceLineNo">076</span> }<a name="line.76"></a>
<span class="sourceLineNo">077</span><a name="line.77"></a>
<span class="sourceLineNo">078</span> /**<a name="line.78"></a>
<span class="sourceLineNo">079</span> * Sets the instance which provides the functionality for {@link BeanUtils}.<a name="line.79"></a>
<span class="sourceLineNo">080</span> * This is a pseudo-singleton - an single instance is provided per (thread) context classloader.<a name="line.80"></a>
<span class="sourceLineNo">081</span> * This mechanism provides isolation for web apps deployed in the same container.<a name="line.81"></a>
<span class="sourceLineNo">082</span> *<a name="line.82"></a>
<span class="sourceLineNo">083</span> * @param newInstance The (pseudo-singleton) BeanUtils bean instance<a name="line.83"></a>
<span class="sourceLineNo">084</span> */<a name="line.84"></a>
<span class="sourceLineNo">085</span> public static void setInstance(BeanUtilsBean newInstance) {<a name="line.85"></a>
<span class="sourceLineNo">086</span> BEANS_BY_CLASSLOADER.set(newInstance);<a name="line.86"></a>
<span class="sourceLineNo">087</span> }<a name="line.87"></a>
<span class="sourceLineNo">088</span><a name="line.88"></a>
<span class="sourceLineNo">089</span> // --------------------------------------------------------- Attributes<a name="line.89"></a>
<span class="sourceLineNo">090</span><a name="line.90"></a>
<span class="sourceLineNo">091</span> /**<a name="line.91"></a>
<span class="sourceLineNo">092</span> * Logging for this instance<a name="line.92"></a>
<span class="sourceLineNo">093</span> */<a name="line.93"></a>
<span class="sourceLineNo">094</span> private final Log log = LogFactory.getLog(BeanUtils.class);<a name="line.94"></a>
<span class="sourceLineNo">095</span><a name="line.95"></a>
<span class="sourceLineNo">096</span> /** Used to perform conversions between object types when setting properties */<a name="line.96"></a>
<span class="sourceLineNo">097</span> private final ConvertUtilsBean convertUtilsBean;<a name="line.97"></a>
<span class="sourceLineNo">098</span><a name="line.98"></a>
<span class="sourceLineNo">099</span> /** Used to access properties*/<a name="line.99"></a>
<span class="sourceLineNo">100</span> private final PropertyUtilsBean propertyUtilsBean;<a name="line.100"></a>
<span class="sourceLineNo">101</span><a name="line.101"></a>
<span class="sourceLineNo">102</span> /** A reference to Throwable's initCause method, or null if it's not there in this JVM */<a name="line.102"></a>
<span class="sourceLineNo">103</span> private static final Method INIT_CAUSE_METHOD = getInitCauseMethod();<a name="line.103"></a>
<span class="sourceLineNo">104</span><a name="line.104"></a>
<span class="sourceLineNo">105</span> // --------------------------------------------------------- Constuctors<a name="line.105"></a>
<span class="sourceLineNo">106</span><a name="line.106"></a>
<span class="sourceLineNo">107</span> /**<a name="line.107"></a>
<span class="sourceLineNo">108</span> * <p>Constructs an instance using new property<a name="line.108"></a>
<span class="sourceLineNo">109</span> * and conversion instances.</p><a name="line.109"></a>
<span class="sourceLineNo">110</span> */<a name="line.110"></a>
<span class="sourceLineNo">111</span> public BeanUtilsBean() {<a name="line.111"></a>
<span class="sourceLineNo">112</span> this(new ConvertUtilsBean(), new PropertyUtilsBean());<a name="line.112"></a>
<span class="sourceLineNo">113</span> }<a name="line.113"></a>
<span class="sourceLineNo">114</span><a name="line.114"></a>
<span class="sourceLineNo">115</span> /**<a name="line.115"></a>
<span class="sourceLineNo">116</span> * <p>Constructs an instance using given conversion instances<a name="line.116"></a>
<span class="sourceLineNo">117</span> * and new {@link PropertyUtilsBean} instance.</p><a name="line.117"></a>
<span class="sourceLineNo">118</span> *<a name="line.118"></a>
<span class="sourceLineNo">119</span> * @param convertUtilsBean use this <code>ConvertUtilsBean</code><a name="line.119"></a>
<span class="sourceLineNo">120</span> * to perform conversions from one object to another<a name="line.120"></a>
<span class="sourceLineNo">121</span> *<a name="line.121"></a>
<span class="sourceLineNo">122</span> * @since 1.8.0<a name="line.122"></a>
<span class="sourceLineNo">123</span> */<a name="line.123"></a>
<span class="sourceLineNo">124</span> public BeanUtilsBean(ConvertUtilsBean convertUtilsBean) {<a name="line.124"></a>
<span class="sourceLineNo">125</span> this(convertUtilsBean, new PropertyUtilsBean());<a name="line.125"></a>
<span class="sourceLineNo">126</span> }<a name="line.126"></a>
<span class="sourceLineNo">127</span><a name="line.127"></a>
<span class="sourceLineNo">128</span> /**<a name="line.128"></a>
<span class="sourceLineNo">129</span> * <p>Constructs an instance using given property and conversion instances.</p><a name="line.129"></a>
<span class="sourceLineNo">130</span> *<a name="line.130"></a>
<span class="sourceLineNo">131</span> * @param convertUtilsBean use this <code>ConvertUtilsBean</code><a name="line.131"></a>
<span class="sourceLineNo">132</span> * to perform conversions from one object to another<a name="line.132"></a>
<span class="sourceLineNo">133</span> * @param propertyUtilsBean use this <code>PropertyUtilsBean</code><a name="line.133"></a>
<span class="sourceLineNo">134</span> * to access properties<a name="line.134"></a>
<span class="sourceLineNo">135</span> */<a name="line.135"></a>
<span class="sourceLineNo">136</span> public BeanUtilsBean(<a name="line.136"></a>
<span class="sourceLineNo">137</span> ConvertUtilsBean convertUtilsBean,<a name="line.137"></a>
<span class="sourceLineNo">138</span> PropertyUtilsBean propertyUtilsBean) {<a name="line.138"></a>
<span class="sourceLineNo">139</span><a name="line.139"></a>
<span class="sourceLineNo">140</span> this.convertUtilsBean = convertUtilsBean;<a name="line.140"></a>
<span class="sourceLineNo">141</span> this.propertyUtilsBean = propertyUtilsBean;<a name="line.141"></a>
<span class="sourceLineNo">142</span> }<a name="line.142"></a>
<span class="sourceLineNo">143</span><a name="line.143"></a>
<span class="sourceLineNo">144</span> // --------------------------------------------------------- Public Methods<a name="line.144"></a>
<span class="sourceLineNo">145</span><a name="line.145"></a>
<span class="sourceLineNo">146</span> /**<a name="line.146"></a>
<span class="sourceLineNo">147</span> * <p>Clone a bean based on the available property getters and setters,<a name="line.147"></a>
<span class="sourceLineNo">148</span> * even if the bean class itself does not implement Cloneable.</p><a name="line.148"></a>
<span class="sourceLineNo">149</span> *<a name="line.149"></a>
<span class="sourceLineNo">150</span> * <p><a name="line.150"></a>
<span class="sourceLineNo">151</span> * <strong>Note:</strong> this method creates a <strong>shallow</strong> clone.<a name="line.151"></a>
<span class="sourceLineNo">152</span> * In other words, any objects referred to by the bean are shared with the clone<a name="line.152"></a>
<span class="sourceLineNo">153</span> * rather than being cloned in turn.<a name="line.153"></a>
<span class="sourceLineNo">154</span> * </p><a name="line.154"></a>
<span class="sourceLineNo">155</span> *<a name="line.155"></a>
<span class="sourceLineNo">156</span> * @param bean Bean to be cloned<a name="line.156"></a>
<span class="sourceLineNo">157</span> * @return the cloned bean<a name="line.157"></a>
<span class="sourceLineNo">158</span> *<a name="line.158"></a>
<span class="sourceLineNo">159</span> * @exception IllegalAccessException if the caller does not have<a name="line.159"></a>
<span class="sourceLineNo">160</span> * access to the property accessor method<a name="line.160"></a>
<span class="sourceLineNo">161</span> * @exception InstantiationException if a new instance of the bean's<a name="line.161"></a>
<span class="sourceLineNo">162</span> * class cannot be instantiated<a name="line.162"></a>
<span class="sourceLineNo">163</span> * @exception InvocationTargetException if the property accessor method<a name="line.163"></a>
<span class="sourceLineNo">164</span> * throws an exception<a name="line.164"></a>
<span class="sourceLineNo">165</span> * @exception NoSuchMethodException if an accessor method for this<a name="line.165"></a>
<span class="sourceLineNo">166</span> * property cannot be found<a name="line.166"></a>
<span class="sourceLineNo">167</span> */<a name="line.167"></a>
<span class="sourceLineNo">168</span> public Object cloneBean(Object bean)<a name="line.168"></a>
<span class="sourceLineNo">169</span> throws IllegalAccessException, InstantiationException,<a name="line.169"></a>
<span class="sourceLineNo">170</span> InvocationTargetException, NoSuchMethodException {<a name="line.170"></a>
<span class="sourceLineNo">171</span><a name="line.171"></a>
<span class="sourceLineNo">172</span> if (log.isDebugEnabled()) {<a name="line.172"></a>
<span class="sourceLineNo">173</span> log.debug("Cloning bean: " + bean.getClass().getName());<a name="line.173"></a>
<span class="sourceLineNo">174</span> }<a name="line.174"></a>
<span class="sourceLineNo">175</span> Object newBean = null;<a name="line.175"></a>
<span class="sourceLineNo">176</span> if (bean instanceof DynaBean) {<a name="line.176"></a>
<span class="sourceLineNo">177</span> newBean = ((DynaBean) bean).getDynaClass().newInstance();<a name="line.177"></a>
<span class="sourceLineNo">178</span> } else {<a name="line.178"></a>
<span class="sourceLineNo">179</span> newBean = bean.getClass().newInstance();<a name="line.179"></a>
<span class="sourceLineNo">180</span> }<a name="line.180"></a>
<span class="sourceLineNo">181</span> getPropertyUtils().copyProperties(newBean, bean);<a name="line.181"></a>
<span class="sourceLineNo">182</span> return (newBean);<a name="line.182"></a>
<span class="sourceLineNo">183</span><a name="line.183"></a>
<span class="sourceLineNo">184</span> }<a name="line.184"></a>
<span class="sourceLineNo">185</span><a name="line.185"></a>
<span class="sourceLineNo">186</span><a name="line.186"></a>
<span class="sourceLineNo">187</span> /**<a name="line.187"></a>
<span class="sourceLineNo">188</span> * <p>Copy property values from the origin bean to the destination bean<a name="line.188"></a>
<span class="sourceLineNo">189</span> * for all cases where the property names are the same. For each<a name="line.189"></a>
<span class="sourceLineNo">190</span> * property, a conversion is attempted as necessary. All combinations of<a name="line.190"></a>
<span class="sourceLineNo">191</span> * standard JavaBeans and DynaBeans as origin and destination are<a name="line.191"></a>
<span class="sourceLineNo">192</span> * supported. Properties that exist in the origin bean, but do not exist<a name="line.192"></a>
<span class="sourceLineNo">193</span> * in the destination bean (or are read-only in the destination bean) are<a name="line.193"></a>
<span class="sourceLineNo">194</span> * silently ignored.</p><a name="line.194"></a>
<span class="sourceLineNo">195</span> *<a name="line.195"></a>
<span class="sourceLineNo">196</span> * <p>If the origin "bean" is actually a <code>Map</code>, it is assumed<a name="line.196"></a>
<span class="sourceLineNo">197</span> * to contain String-valued <strong>simple</strong> property names as the keys, pointing at<a name="line.197"></a>
<span class="sourceLineNo">198</span> * the corresponding property values that will be converted (if necessary)<a name="line.198"></a>
<span class="sourceLineNo">199</span> * and set in the destination bean. <strong>Note</strong> that this method<a name="line.199"></a>
<span class="sourceLineNo">200</span> * is intended to perform a "shallow copy" of the properties and so complex<a name="line.200"></a>
<span class="sourceLineNo">201</span> * properties (for example, nested ones) will not be copied.</p><a name="line.201"></a>
<span class="sourceLineNo">202</span> *<a name="line.202"></a>
<span class="sourceLineNo">203</span> * <p>This method differs from <code>populate()</code>, which<a name="line.203"></a>
<span class="sourceLineNo">204</span> * was primarily designed for populating JavaBeans from the map of request<a name="line.204"></a>
<span class="sourceLineNo">205</span> * parameters retrieved on an HTTP request, is that no scalar->indexed<a name="line.205"></a>
<span class="sourceLineNo">206</span> * or indexed->scalar manipulations are performed. If the origin property<a name="line.206"></a>
<span class="sourceLineNo">207</span> * is indexed, the destination property must be also.</p><a name="line.207"></a>
<span class="sourceLineNo">208</span> *<a name="line.208"></a>
<span class="sourceLineNo">209</span> * <p>If you know that no type conversions are required, the<a name="line.209"></a>
<span class="sourceLineNo">210</span> * <code>copyProperties()</code> method in {@link PropertyUtils} will<a name="line.210"></a>
<span class="sourceLineNo">211</span> * execute faster than this method.</p><a name="line.211"></a>
<span class="sourceLineNo">212</span> *<a name="line.212"></a>
<span class="sourceLineNo">213</span> * <p><strong>FIXME</strong> - Indexed and mapped properties that do not<a name="line.213"></a>
<span class="sourceLineNo">214</span> * have getter and setter methods for the underlying array or Map are not<a name="line.214"></a>
<span class="sourceLineNo">215</span> * copied by this method.</p><a name="line.215"></a>
<span class="sourceLineNo">216</span> *<a name="line.216"></a>
<span class="sourceLineNo">217</span> * @param dest Destination bean whose properties are modified<a name="line.217"></a>
<span class="sourceLineNo">218</span> * @param orig Origin bean whose properties are retrieved<a name="line.218"></a>
<span class="sourceLineNo">219</span> *<a name="line.219"></a>
<span class="sourceLineNo">220</span> * @exception IllegalAccessException if the caller does not have<a name="line.220"></a>
<span class="sourceLineNo">221</span> * access to the property accessor method<a name="line.221"></a>
<span class="sourceLineNo">222</span> * @exception IllegalArgumentException if the <code>dest</code> or<a name="line.222"></a>
<span class="sourceLineNo">223</span> * <code>orig</code> argument is null or if the <code>dest</code><a name="line.223"></a>
<span class="sourceLineNo">224</span> * property type is different from the source type and the relevant<a name="line.224"></a>
<span class="sourceLineNo">225</span> * converter has not been registered.<a name="line.225"></a>
<span class="sourceLineNo">226</span> * @exception InvocationTargetException if the property accessor method<a name="line.226"></a>
<span class="sourceLineNo">227</span> * throws an exception<a name="line.227"></a>
<span class="sourceLineNo">228</span> */<a name="line.228"></a>
<span class="sourceLineNo">229</span> public void copyProperties(Object dest, Object orig)<a name="line.229"></a>
<span class="sourceLineNo">230</span> throws IllegalAccessException, InvocationTargetException {<a name="line.230"></a>
<span class="sourceLineNo">231</span><a name="line.231"></a>
<span class="sourceLineNo">232</span> // Validate existence of the specified beans<a name="line.232"></a>
<span class="sourceLineNo">233</span> if (dest == null) {<a name="line.233"></a>
<span class="sourceLineNo">234</span> throw new IllegalArgumentException<a name="line.234"></a>
<span class="sourceLineNo">235</span> ("No destination bean specified");<a name="line.235"></a>
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<span class="sourceLineNo">237</span> if (orig == null) {<a name="line.237"></a>
<span class="sourceLineNo">238</span> throw new IllegalArgumentException("No origin bean specified");<a name="line.238"></a>
<span class="sourceLineNo">239</span> }<a name="line.239"></a>
<span class="sourceLineNo">240</span> if (log.isDebugEnabled()) {<a name="line.240"></a>
<span class="sourceLineNo">241</span> log.debug("BeanUtils.copyProperties(" + dest + ", " +<a name="line.241"></a>
<span class="sourceLineNo">242</span> orig + ")");<a name="line.242"></a>
<span class="sourceLineNo">243</span> }<a name="line.243"></a>
<span class="sourceLineNo">244</span><a name="line.244"></a>
<span class="sourceLineNo">245</span> // Copy the properties, converting as necessary<a name="line.245"></a>
<span class="sourceLineNo">246</span> if (orig instanceof DynaBean) {<a name="line.246"></a>
<span class="sourceLineNo">247</span> DynaProperty[] origDescriptors =<a name="line.247"></a>
<span class="sourceLineNo">248</span> ((DynaBean) orig).getDynaClass().getDynaProperties();<a name="line.248"></a>
<span class="sourceLineNo">249</span> for (int i = 0; i < origDescriptors.length; i++) {<a name="line.249"></a>
<span class="sourceLineNo">250</span> String name = origDescriptors[i].getName();<a name="line.250"></a>
<span class="sourceLineNo">251</span> // Need to check isReadable() for WrapDynaBean<a name="line.251"></a>
<span class="sourceLineNo">252</span> // (see Jira issue# BEANUTILS-61)<a name="line.252"></a>
<span class="sourceLineNo">253</span> if (getPropertyUtils().isReadable(orig, name) &&<a name="line.253"></a>
<span class="sourceLineNo">254</span> getPropertyUtils().isWriteable(dest, name)) {<a name="line.254"></a>
<span class="sourceLineNo">255</span> Object value = ((DynaBean) orig).get(name);<a name="line.255"></a>
<span class="sourceLineNo">256</span> copyProperty(dest, name, value);<a name="line.256"></a>
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<span class="sourceLineNo">258</span> }<a name="line.258"></a>
<span class="sourceLineNo">259</span> } else if (orig instanceof Map) {<a name="line.259"></a>
<span class="sourceLineNo">260</span> @SuppressWarnings("unchecked")<a name="line.260"></a>
<span class="sourceLineNo">261</span> // Map properties are always of type <String, Object><a name="line.261"></a>
<span class="sourceLineNo">262</span> Map<String, Object> propMap = (Map<String, Object>) orig;<a name="line.262"></a>
<span class="sourceLineNo">263</span> for (Map.Entry<String, Object> entry : propMap.entrySet()) {<a name="line.263"></a>
<span class="sourceLineNo">264</span> String name = entry.getKey();<a name="line.264"></a>
<span class="sourceLineNo">265</span> if (getPropertyUtils().isWriteable(dest, name)) {<a name="line.265"></a>
<span class="sourceLineNo">266</span> copyProperty(dest, name, entry.getValue());<a name="line.266"></a>
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<span class="sourceLineNo">268</span> }<a name="line.268"></a>
<span class="sourceLineNo">269</span> } else /* if (orig is a standard JavaBean) */ {<a name="line.269"></a>
<span class="sourceLineNo">270</span> PropertyDescriptor[] origDescriptors =<a name="line.270"></a>
<span class="sourceLineNo">271</span> getPropertyUtils().getPropertyDescriptors(orig);<a name="line.271"></a>
<span class="sourceLineNo">272</span> for (int i = 0; i < origDescriptors.length; i++) {<a name="line.272"></a>
<span class="sourceLineNo">273</span> String name = origDescriptors[i].getName();<a name="line.273"></a>
<span class="sourceLineNo">274</span> if ("class".equals(name)) {<a name="line.274"></a>
<span class="sourceLineNo">275</span> continue; // No point in trying to set an object's class<a name="line.275"></a>
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<span class="sourceLineNo">277</span> if (getPropertyUtils().isReadable(orig, name) &&<a name="line.277"></a>
<span class="sourceLineNo">278</span> getPropertyUtils().isWriteable(dest, name)) {<a name="line.278"></a>
<span class="sourceLineNo">279</span> try {<a name="line.279"></a>
<span class="sourceLineNo">280</span> Object value =<a name="line.280"></a>
<span class="sourceLineNo">281</span> getPropertyUtils().getSimpleProperty(orig, name);<a name="line.281"></a>
<span class="sourceLineNo">282</span> copyProperty(dest, name, value);<a name="line.282"></a>
<span class="sourceLineNo">283</span> } catch (NoSuchMethodException e) {<a name="line.283"></a>
<span class="sourceLineNo">284</span> // Should not happen<a name="line.284"></a>
<span class="sourceLineNo">285</span> }<a name="line.285"></a>
<span class="sourceLineNo">286</span> }<a name="line.286"></a>
<span class="sourceLineNo">287</span> }<a name="line.287"></a>
<span class="sourceLineNo">288</span> }<a name="line.288"></a>
<span class="sourceLineNo">289</span><a name="line.289"></a>
<span class="sourceLineNo">290</span> }<a name="line.290"></a>
<span class="sourceLineNo">291</span><a name="line.291"></a>
<span class="sourceLineNo">292</span><a name="line.292"></a>
<span class="sourceLineNo">293</span> /**<a name="line.293"></a>
<span class="sourceLineNo">294</span> * <p>Copy the specified property value to the specified destination bean,<a name="line.294"></a>
<span class="sourceLineNo">295</span> * performing any type conversion that is required. If the specified<a name="line.295"></a>
<span class="sourceLineNo">296</span> * bean does not have a property of the specified name, or the property<a name="line.296"></a>
<span class="sourceLineNo">297</span> * is read only on the destination bean, return without<a name="line.297"></a>
<span class="sourceLineNo">298</span> * doing anything. If you have custom destination property types, register<a name="line.298"></a>
<span class="sourceLineNo">299</span> * {@link Converter}s for them by calling the <code>register()</code><a name="line.299"></a>
<span class="sourceLineNo">300</span> * method of {@link ConvertUtils}.</p><a name="line.300"></a>
<span class="sourceLineNo">301</span> *<a name="line.301"></a>
<span class="sourceLineNo">302</span> * <p><strong>IMPLEMENTATION RESTRICTIONS</strong>:</p><a name="line.302"></a>
<span class="sourceLineNo">303</span> * <ul><a name="line.303"></a>
<span class="sourceLineNo">304</span> * <li>Does not support destination properties that are indexed,<a name="line.304"></a>
<span class="sourceLineNo">305</span> * but only an indexed setter (as opposed to an array setter)<a name="line.305"></a>
<span class="sourceLineNo">306</span> * is available.</li><a name="line.306"></a>
<span class="sourceLineNo">307</span> * <li>Does not support destination properties that are mapped,<a name="line.307"></a>
<span class="sourceLineNo">308</span> * but only a keyed setter (as opposed to a Map setter)<a name="line.308"></a>
<span class="sourceLineNo">309</span> * is available.</li><a name="line.309"></a>
<span class="sourceLineNo">310</span> * <li>The desired property type of a mapped setter cannot be<a name="line.310"></a>
<span class="sourceLineNo">311</span> * determined (since Maps support any data type), so no conversion<a name="line.311"></a>
<span class="sourceLineNo">312</span> * will be performed.</li><a name="line.312"></a>
<span class="sourceLineNo">313</span> * </ul><a name="line.313"></a>
<span class="sourceLineNo">314</span> *<a name="line.314"></a>
<span class="sourceLineNo">315</span> * @param bean Bean on which setting is to be performed<a name="line.315"></a>
<span class="sourceLineNo">316</span> * @param name Property name (can be nested/indexed/mapped/combo)<a name="line.316"></a>
<span class="sourceLineNo">317</span> * @param value Value to be set<a name="line.317"></a>
<span class="sourceLineNo">318</span> *<a name="line.318"></a>
<span class="sourceLineNo">319</span> * @exception IllegalAccessException if the caller does not have<a name="line.319"></a>
<span class="sourceLineNo">320</span> * access to the property accessor method<a name="line.320"></a>
<span class="sourceLineNo">321</span> * @exception InvocationTargetException if the property accessor method<a name="line.321"></a>
<span class="sourceLineNo">322</span> * throws an exception<a name="line.322"></a>
<span class="sourceLineNo">323</span> */<a name="line.323"></a>
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<span class="sourceLineNo">325</span> throws IllegalAccessException, InvocationTargetException {<a name="line.325"></a>
<span class="sourceLineNo">326</span><a name="line.326"></a>
<span class="sourceLineNo">327</span> // Trace logging (if enabled)<a name="line.327"></a>
<span class="sourceLineNo">328</span> if (log.isTraceEnabled()) {<a name="line.328"></a>
<span class="sourceLineNo">329</span> StringBuilder sb = new StringBuilder(" copyProperty(");<a name="line.329"></a>
<span class="sourceLineNo">330</span> sb.append(bean);<a name="line.330"></a>
<span class="sourceLineNo">331</span> sb.append(", ");<a name="line.331"></a>
<span class="sourceLineNo">332</span> sb.append(name);<a name="line.332"></a>
<span class="sourceLineNo">333</span> sb.append(", ");<a name="line.333"></a>
<span class="sourceLineNo">334</span> if (value == null) {<a name="line.334"></a>
<span class="sourceLineNo">335</span> sb.append("<NULL>");<a name="line.335"></a>
<span class="sourceLineNo">336</span> } else if (value instanceof String) {<a name="line.336"></a>
<span class="sourceLineNo">337</span> sb.append((String) value);<a name="line.337"></a>
<span class="sourceLineNo">338</span> } else if (value instanceof String[]) {<a name="line.338"></a>
<span class="sourceLineNo">339</span> String[] values = (String[]) value;<a name="line.339"></a>
<span class="sourceLineNo">340</span> sb.append('[');<a name="line.340"></a>
<span class="sourceLineNo">341</span> for (int i = 0; i < values.length; i++) {<a name="line.341"></a>
<span class="sourceLineNo">342</span> if (i > 0) {<a name="line.342"></a>
<span class="sourceLineNo">343</span> sb.append(',');<a name="line.343"></a>
<span class="sourceLineNo">344</span> }<a name="line.344"></a>
<span class="sourceLineNo">345</span> sb.append(values[i]);<a name="line.345"></a>
<span class="sourceLineNo">346</span> }<a name="line.346"></a>
<span class="sourceLineNo">347</span> sb.append(']');<a name="line.347"></a>
<span class="sourceLineNo">348</span> } else {<a name="line.348"></a>
<span class="sourceLineNo">349</span> sb.append(value.toString());<a name="line.349"></a>
<span class="sourceLineNo">350</span> }<a name="line.350"></a>
<span class="sourceLineNo">351</span> sb.append(')');<a name="line.351"></a>
<span class="sourceLineNo">352</span> log.trace(sb.toString());<a name="line.352"></a>
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<span class="sourceLineNo">354</span><a name="line.354"></a>
<span class="sourceLineNo">355</span> // Resolve any nested expression to get the actual target bean<a name="line.355"></a>
<span class="sourceLineNo">356</span> Object target = bean;<a name="line.356"></a>
<span class="sourceLineNo">357</span> Resolver resolver = getPropertyUtils().getResolver();<a name="line.357"></a>
<span class="sourceLineNo">358</span> while (resolver.hasNested(name)) {<a name="line.358"></a>
<span class="sourceLineNo">359</span> try {<a name="line.359"></a>
<span class="sourceLineNo">360</span> target = getPropertyUtils().getProperty(target, resolver.next(name));<a name="line.360"></a>
<span class="sourceLineNo">361</span> name = resolver.remove(name);<a name="line.361"></a>
<span class="sourceLineNo">362</span> } catch (NoSuchMethodException e) {<a name="line.362"></a>
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<span class="sourceLineNo">365</span> }<a name="line.365"></a>
<span class="sourceLineNo">366</span> if (log.isTraceEnabled()) {<a name="line.366"></a>
<span class="sourceLineNo">367</span> log.trace(" Target bean = " + target);<a name="line.367"></a>
<span class="sourceLineNo">368</span> log.trace(" Target name = " + name);<a name="line.368"></a>
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<span class="sourceLineNo">370</span><a name="line.370"></a>
<span class="sourceLineNo">371</span> // Declare local variables we will require<a name="line.371"></a>
<span class="sourceLineNo">372</span> String propName = resolver.getProperty(name); // Simple name of target property<a name="line.372"></a>
<span class="sourceLineNo">373</span> Class<?> type = null; // Java type of target property<a name="line.373"></a>
<span class="sourceLineNo">374</span> int index = resolver.getIndex(name); // Indexed subscript value (if any)<a name="line.374"></a>
<span class="sourceLineNo">375</span> String key = resolver.getKey(name); // Mapped key value (if any)<a name="line.375"></a>
<span class="sourceLineNo">376</span><a name="line.376"></a>
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<span class="sourceLineNo">379</span> DynaClass dynaClass = ((DynaBean) target).getDynaClass();<a name="line.379"></a>
<span class="sourceLineNo">380</span> DynaProperty dynaProperty = dynaClass.getDynaProperty(propName);<a name="line.380"></a>
<span class="sourceLineNo">381</span> if (dynaProperty == null) {<a name="line.381"></a>
<span class="sourceLineNo">382</span> return; // Skip this property setter<a name="line.382"></a>
<span class="sourceLineNo">383</span> }<a name="line.383"></a>
<span class="sourceLineNo">384</span> type = dynaPropertyType(dynaProperty, value);<a name="line.384"></a>
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<span class="sourceLineNo">386</span> PropertyDescriptor descriptor = null;<a name="line.386"></a>
<span class="sourceLineNo">387</span> try {<a name="line.387"></a>
<span class="sourceLineNo">388</span> descriptor =<a name="line.388"></a>
<span class="sourceLineNo">389</span> getPropertyUtils().getPropertyDescriptor(target, name);<a name="line.389"></a>
<span class="sourceLineNo">390</span> if (descriptor == null) {<a name="line.390"></a>
<span class="sourceLineNo">391</span> return; // Skip this property setter<a name="line.391"></a>
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<span class="sourceLineNo">393</span> } catch (NoSuchMethodException e) {<a name="line.393"></a>
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<span class="sourceLineNo">396</span> type = descriptor.getPropertyType();<a name="line.396"></a>
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<span class="sourceLineNo">399</span> if (log.isTraceEnabled()) {<a name="line.399"></a>
<span class="sourceLineNo">400</span> log.trace(" target type for property '" +<a name="line.400"></a>
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<span class="sourceLineNo">403</span> return;<a name="line.403"></a>
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<span class="sourceLineNo">405</span> }<a name="line.405"></a>
<span class="sourceLineNo">406</span> if (log.isTraceEnabled()) {<a name="line.406"></a>
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<span class="sourceLineNo">408</span> type + ", index=" + index + ", key=" + key);<a name="line.408"></a>
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<span class="sourceLineNo">410</span><a name="line.410"></a>
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<span class="sourceLineNo">413</span> value = convertForCopy(value, type.getComponentType());<a name="line.413"></a>
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<span class="sourceLineNo">415</span> getPropertyUtils().setIndexedProperty(target, propName,<a name="line.415"></a>
<span class="sourceLineNo">416</span> index, value);<a name="line.416"></a>
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<span class="sourceLineNo">423</span> // so perform no conversions at all<a name="line.423"></a>
<span class="sourceLineNo">424</span> // FIXME - should we create or support a TypedMap?<a name="line.424"></a>
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<span class="sourceLineNo">426</span> getPropertyUtils().setMappedProperty(target, propName,<a name="line.426"></a>
<span class="sourceLineNo">427</span> key, value);<a name="line.427"></a>
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<span class="sourceLineNo">430</span> (e, "Cannot set " + propName);<a name="line.430"></a>
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<span class="sourceLineNo">433</span> value = convertForCopy(value, type);<a name="line.433"></a>
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<span class="sourceLineNo">435</span> getPropertyUtils().setSimpleProperty(target, propName, value);<a name="line.435"></a>
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<span class="sourceLineNo">437</span> throw new InvocationTargetException<a name="line.437"></a>
<span class="sourceLineNo">438</span> (e, "Cannot set " + propName);<a name="line.438"></a>
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<span class="sourceLineNo">440</span> }<a name="line.440"></a>
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<span class="sourceLineNo">443</span><a name="line.443"></a>
<span class="sourceLineNo">444</span><a name="line.444"></a>
<span class="sourceLineNo">445</span> /**<a name="line.445"></a>
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<span class="sourceLineNo">447</span> * provides a read method. This map contains the to <code>String</code><a name="line.447"></a>
<span class="sourceLineNo">448</span> * converted property values for all properties for which a read method<a name="line.448"></a>
<span class="sourceLineNo">449</span> * is provided (i.e. where the getReadMethod() returns non-null).</p><a name="line.449"></a>
<span class="sourceLineNo">450</span> *<a name="line.450"></a>
<span class="sourceLineNo">451</span> * <p>This map can be fed back to a call to<a name="line.451"></a>
<span class="sourceLineNo">452</span> * <code>BeanUtils.populate()</code> to reconsitute the same set of<a name="line.452"></a>
<span class="sourceLineNo">453</span> * properties, modulo differences for read-only and write-only<a name="line.453"></a>
<span class="sourceLineNo">454</span> * properties, but only if there are no indexed properties.</p><a name="line.454"></a>
<span class="sourceLineNo">455</span> *<a name="line.455"></a>
<span class="sourceLineNo">456</span> * <p><strong>Warning:</strong> if any of the bean property implementations<a name="line.456"></a>
<span class="sourceLineNo">457</span> * contain (directly or indirectly) a call to this method then<a name="line.457"></a>
<span class="sourceLineNo">458</span> * a stack overflow may result. For example:<a name="line.458"></a>
<span class="sourceLineNo">459</span> * <code><pre><a name="line.459"></a>
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<span class="sourceLineNo">462</span> * public Map getParameterMap()<a name="line.462"></a>
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<span class="sourceLineNo">464</span> * BeanUtils.describe(this);<a name="line.464"></a>
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<span class="sourceLineNo">466</span> * }<a name="line.466"></a>
<span class="sourceLineNo">467</span> * </pre></code><a name="line.467"></a>
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<span class="sourceLineNo">469</span> * is called. It is recommended that such methods are given alternative<a name="line.469"></a>
<span class="sourceLineNo">470</span> * names (for example, <code>parametersMap</code>).<a name="line.470"></a>
<span class="sourceLineNo">471</span> * </p><a name="line.471"></a>
<span class="sourceLineNo">472</span> * @param bean Bean whose properties are to be extracted<a name="line.472"></a>
<span class="sourceLineNo">473</span> * @return Map of property descriptors<a name="line.473"></a>
<span class="sourceLineNo">474</span> *<a name="line.474"></a>
<span class="sourceLineNo">475</span> * @exception IllegalAccessException if the caller does not have<a name="line.475"></a>
<span class="sourceLineNo">476</span> * access to the property accessor method<a name="line.476"></a>
<span class="sourceLineNo">477</span> * @exception InvocationTargetException if the property accessor method<a name="line.477"></a>
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<span class="sourceLineNo">479</span> * @exception NoSuchMethodException if an accessor method for this<a name="line.479"></a>
<span class="sourceLineNo">480</span> * property cannot be found<a name="line.480"></a>
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<span class="sourceLineNo">484</span> NoSuchMethodException {<a name="line.484"></a>
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<span class="sourceLineNo">486</span> if (bean == null) {<a name="line.486"></a>
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<span class="sourceLineNo">488</span> return (new java.util.HashMap<String, String>());<a name="line.488"></a>
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<span class="sourceLineNo">490</span><a name="line.490"></a>
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<span class="sourceLineNo">494</span><a name="line.494"></a>
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<span class="sourceLineNo">499</span> for (int i = 0; i < descriptors.length; i++) {<a name="line.499"></a>
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<span class="sourceLineNo">504</span> PropertyDescriptor[] descriptors =<a name="line.504"></a>
<span class="sourceLineNo">505</span> getPropertyUtils().getPropertyDescriptors(bean);<a name="line.505"></a>
<span class="sourceLineNo">506</span> Class<?> clazz = bean.getClass();<a name="line.506"></a>
<span class="sourceLineNo">507</span> for (int i = 0; i < descriptors.length; i++) {<a name="line.507"></a>
<span class="sourceLineNo">508</span> String name = descriptors[i].getName();<a name="line.508"></a>
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<span class="sourceLineNo">512</span> }<a name="line.512"></a>
<span class="sourceLineNo">513</span> }<a name="line.513"></a>
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<span class="sourceLineNo">517</span><a name="line.517"></a>
<span class="sourceLineNo">518</span><a name="line.518"></a>
<span class="sourceLineNo">519</span> /**<a name="line.519"></a>
<span class="sourceLineNo">520</span> * Return the value of the specified array property of the specified<a name="line.520"></a>
<span class="sourceLineNo">521</span> * bean, as a String array.<a name="line.521"></a>
<span class="sourceLineNo">522</span> *<a name="line.522"></a>
<span class="sourceLineNo">523</span> * @param bean Bean whose property is to be extracted<a name="line.523"></a>
<span class="sourceLineNo">524</span> * @param name Name of the property to be extracted<a name="line.524"></a>
<span class="sourceLineNo">525</span> * @return The array property value<a name="line.525"></a>
<span class="sourceLineNo">526</span> *<a name="line.526"></a>
<span class="sourceLineNo">527</span> * @exception IllegalAccessException if the caller does not have<a name="line.527"></a>
<span class="sourceLineNo">528</span> * access to the property accessor method<a name="line.528"></a>
<span class="sourceLineNo">529</span> * @exception InvocationTargetException if the property accessor method<a name="line.529"></a>
<span class="sourceLineNo">530</span> * throws an exception<a name="line.530"></a>
<span class="sourceLineNo">531</span> * @exception NoSuchMethodException if an accessor method for this<a name="line.531"></a>
<span class="sourceLineNo">532</span> * property cannot be found<a name="line.532"></a>
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<span class="sourceLineNo">536</span> NoSuchMethodException {<a name="line.536"></a>
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<span class="sourceLineNo">538</span> Object value = getPropertyUtils().getProperty(bean, name);<a name="line.538"></a>
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<span class="sourceLineNo">543</span> for (Object item : (Collection<?>) value) {<a name="line.543"></a>
<span class="sourceLineNo">544</span> if (item == null) {<a name="line.544"></a>
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<span class="sourceLineNo">548</span> values.add(getConvertUtils().convert(item));<a name="line.548"></a>
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<span class="sourceLineNo">553</span> int n = Array.getLength(value);<a name="line.553"></a>
<span class="sourceLineNo">554</span> String[] results = new String[n];<a name="line.554"></a>
<span class="sourceLineNo">555</span> for (int i = 0; i < n; i++) {<a name="line.555"></a>
<span class="sourceLineNo">556</span> Object item = Array.get(value, i);<a name="line.556"></a>
<span class="sourceLineNo">557</span> if (item == null) {<a name="line.557"></a>
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<span class="sourceLineNo">572</span><a name="line.572"></a>
<span class="sourceLineNo">573</span><a name="line.573"></a>
<span class="sourceLineNo">574</span> /**<a name="line.574"></a>
<span class="sourceLineNo">575</span> * Return the value of the specified indexed property of the specified<a name="line.575"></a>
<span class="sourceLineNo">576</span> * bean, as a String. The zero-relative index of the<a name="line.576"></a>
<span class="sourceLineNo">577</span> * required value must be included (in square brackets) as a suffix to<a name="line.577"></a>
<span class="sourceLineNo">578</span> * the property name, or <code>IllegalArgumentException</code> will be<a name="line.578"></a>
<span class="sourceLineNo">579</span> * thrown.<a name="line.579"></a>
<span class="sourceLineNo">580</span> *<a name="line.580"></a>
<span class="sourceLineNo">581</span> * @param bean Bean whose property is to be extracted<a name="line.581"></a>
<span class="sourceLineNo">582</span> * @param name <code>propertyname[index]</code> of the property value<a name="line.582"></a>
<span class="sourceLineNo">583</span> * to be extracted<a name="line.583"></a>
<span class="sourceLineNo">584</span> * @return The indexed property's value, converted to a String<a name="line.584"></a>
<span class="sourceLineNo">585</span> *<a name="line.585"></a>
<span class="sourceLineNo">586</span> * @exception IllegalAccessException if the caller does not have<a name="line.586"></a>
<span class="sourceLineNo">587</span> * access to the property accessor method<a name="line.587"></a>
<span class="sourceLineNo">588</span> * @exception InvocationTargetException if the property accessor method<a name="line.588"></a>
<span class="sourceLineNo">589</span> * throws an exception<a name="line.589"></a>
<span class="sourceLineNo">590</span> * @exception NoSuchMethodException if an accessor method for this<a name="line.590"></a>
<span class="sourceLineNo">591</span> * property cannot be found<a name="line.591"></a>
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<span class="sourceLineNo">593</span> public String getIndexedProperty(Object bean, String name)<a name="line.593"></a>
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<span class="sourceLineNo">595</span> NoSuchMethodException {<a name="line.595"></a>
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<span class="sourceLineNo">602</span><a name="line.602"></a>
<span class="sourceLineNo">603</span> /**<a name="line.603"></a>
<span class="sourceLineNo">604</span> * Return the value of the specified indexed property of the specified<a name="line.604"></a>
<span class="sourceLineNo">605</span> * bean, as a String. The index is specified as a method parameter and<a name="line.605"></a>
<span class="sourceLineNo">606</span> * must *not* be included in the property name expression<a name="line.606"></a>
<span class="sourceLineNo">607</span> *<a name="line.607"></a>
<span class="sourceLineNo">608</span> * @param bean Bean whose property is to be extracted<a name="line.608"></a>
<span class="sourceLineNo">609</span> * @param name Simple property name of the property value to be extracted<a name="line.609"></a>
<span class="sourceLineNo">610</span> * @param index Index of the property value to be extracted<a name="line.610"></a>
<span class="sourceLineNo">611</span> * @return The indexed property's value, converted to a String<a name="line.611"></a>
<span class="sourceLineNo">612</span> *<a name="line.612"></a>
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<span class="sourceLineNo">614</span> * access to the property accessor method<a name="line.614"></a>
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<span class="sourceLineNo">623</span> NoSuchMethodException {<a name="line.623"></a>
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<span class="sourceLineNo">629</span><a name="line.629"></a>
<span class="sourceLineNo">630</span><a name="line.630"></a>
<span class="sourceLineNo">631</span> /**<a name="line.631"></a>
<span class="sourceLineNo">632</span> * Return the value of the specified indexed property of the specified<a name="line.632"></a>
<span class="sourceLineNo">633</span> * bean, as a String. The String-valued key of the required value<a name="line.633"></a>
<span class="sourceLineNo">634</span> * must be included (in parentheses) as a suffix to<a name="line.634"></a>
<span class="sourceLineNo">635</span> * the property name, or <code>IllegalArgumentException</code> will be<a name="line.635"></a>
<span class="sourceLineNo">636</span> * thrown.<a name="line.636"></a>
<span class="sourceLineNo">637</span> *<a name="line.637"></a>
<span class="sourceLineNo">638</span> * @param bean Bean whose property is to be extracted<a name="line.638"></a>
<span class="sourceLineNo">639</span> * @param name <code>propertyname(index)</code> of the property value<a name="line.639"></a>
<span class="sourceLineNo">640</span> * to be extracted<a name="line.640"></a>
<span class="sourceLineNo">641</span> * @return The mapped property's value, converted to a String<a name="line.641"></a>
<span class="sourceLineNo">642</span> *<a name="line.642"></a>
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<span class="sourceLineNo">644</span> * access to the property accessor method<a name="line.644"></a>
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<span class="sourceLineNo">652</span> NoSuchMethodException {<a name="line.652"></a>
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<span class="sourceLineNo">658</span><a name="line.658"></a>
<span class="sourceLineNo">659</span><a name="line.659"></a>
<span class="sourceLineNo">660</span> /**<a name="line.660"></a>
<span class="sourceLineNo">661</span> * Return the value of the specified mapped property of the specified<a name="line.661"></a>
<span class="sourceLineNo">662</span> * bean, as a String. The key is specified as a method parameter and<a name="line.662"></a>
<span class="sourceLineNo">663</span> * must *not* be included in the property name expression<a name="line.663"></a>
<span class="sourceLineNo">664</span> *<a name="line.664"></a>
<span class="sourceLineNo">665</span> * @param bean Bean whose property is to be extracted<a name="line.665"></a>
<span class="sourceLineNo">666</span> * @param name Simple property name of the property value to be extracted<a name="line.666"></a>
<span class="sourceLineNo">667</span> * @param key Lookup key of the property value to be extracted<a name="line.667"></a>
<span class="sourceLineNo">668</span> * @return The mapped property's value, converted to a String<a name="line.668"></a>
<span class="sourceLineNo">669</span> *<a name="line.669"></a>
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<span class="sourceLineNo">671</span> * access to the property accessor method<a name="line.671"></a>
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<span class="sourceLineNo">674</span> * @exception NoSuchMethodException if an accessor method for this<a name="line.674"></a>
<span class="sourceLineNo">675</span> * property cannot be found<a name="line.675"></a>
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<span class="sourceLineNo">678</span> String name, String key)<a name="line.678"></a>
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<span class="sourceLineNo">680</span> NoSuchMethodException {<a name="line.680"></a>
<span class="sourceLineNo">681</span><a name="line.681"></a>
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<span class="sourceLineNo">686</span><a name="line.686"></a>
<span class="sourceLineNo">687</span><a name="line.687"></a>
<span class="sourceLineNo">688</span> /**<a name="line.688"></a>
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<span class="sourceLineNo">690</span> * name, for the specified bean, as a String.<a name="line.690"></a>
<span class="sourceLineNo">691</span> *<a name="line.691"></a>
<span class="sourceLineNo">692</span> * @param bean Bean whose property is to be extracted<a name="line.692"></a>
<span class="sourceLineNo">693</span> * @param name Possibly nested name of the property to be extracted<a name="line.693"></a>
<span class="sourceLineNo">694</span> * @return The nested property's value, converted to a String<a name="line.694"></a>
<span class="sourceLineNo">695</span> *<a name="line.695"></a>
<span class="sourceLineNo">696</span> * @exception IllegalAccessException if the caller does not have<a name="line.696"></a>
<span class="sourceLineNo">697</span> * access to the property accessor method<a name="line.697"></a>
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<span class="sourceLineNo">699</span> * property returns null<a name="line.699"></a>
<span class="sourceLineNo">700</span> * @exception InvocationTargetException if the property accessor method<a name="line.700"></a>
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<span class="sourceLineNo">702</span> * @exception NoSuchMethodException if an accessor method for this<a name="line.702"></a>
<span class="sourceLineNo">703</span> * property cannot be found<a name="line.703"></a>
<span class="sourceLineNo">704</span> */<a name="line.704"></a>
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<span class="sourceLineNo">778</span> * class is available, the standard method name conversion ("set" plus<a name="line.778"></a>
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<span class="sourceLineNo">830</span> * required to conform to the type of the destination property.</p><a name="line.830"></a>
<span class="sourceLineNo">831</span> *<a name="line.831"></a>
<span class="sourceLineNo">832</span> * <p>If the property is read only then the method returns<a name="line.832"></a>
<span class="sourceLineNo">833</span> * without throwing an exception.</p><a name="line.833"></a>
<span class="sourceLineNo">834</span> *<a name="line.834"></a>
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<span class="sourceLineNo">861</span> // Trace logging (if enabled)<a name="line.861"></a>
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<span class="sourceLineNo">864</span> sb.append(bean);<a name="line.864"></a>
<span class="sourceLineNo">865</span> sb.append(", ");<a name="line.865"></a>
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<span class="sourceLineNo">876</span> if (i > 0) {<a name="line.876"></a>
<span class="sourceLineNo">877</span> sb.append(',');<a name="line.877"></a>
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<span class="sourceLineNo">904</span> log.trace(" Target bean = " + target);<a name="line.904"></a>
<span class="sourceLineNo">905</span> log.trace(" Target name = " + name);<a name="line.905"></a>
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<span class="sourceLineNo">907</span><a name="line.907"></a>
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</pre>
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