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<div class="subTitle">org.apache.commons.beanutils</div>
<h2 title="Interface IntrospectionContext" class="title">Interface IntrospectionContext</h2>
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<pre>public interface <span class="typeNameLabel">IntrospectionContext</span></pre>
<div class="block"><p>
A context interface used during introspection for querying and setting
property descriptors.
</p>
<p>
An implementation of this interface is passed to <a href="../../../../org/apache/commons/beanutils/BeanIntrospector.html" title="interface in org.apache.commons.beanutils"><code>BeanIntrospector</code></a>
objects during processing of a bean class. It allows the
<code>BeanIntrospector</code> to deliver descriptors for properties it has
detected. It is also possible to find out which properties have already been
found by another <code>BeanIntrospector</code>; this allows multiple
<code>BeanIntrospector</code> instances to collaborate.
</p></div>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.9</dd>
<dt><span class="simpleTagLabel">Version:</span></dt>
<dd>$Id: IntrospectionContext.java 1540359 2013-11-09 18:10:52Z oheger $</dd>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/commons/beanutils/IntrospectionContext.html#addPropertyDescriptor-java.beans.PropertyDescriptor-">addPropertyDescriptor</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/beans/PropertyDescriptor.html?is-external=true" title="class or interface in java.beans">PropertyDescriptor</a> desc)</code>
<div class="block">Adds the given property descriptor to this context.</div>
</td>
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<tr id="i1" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/commons/beanutils/IntrospectionContext.html#addPropertyDescriptors-java.beans.PropertyDescriptor:A-">addPropertyDescriptors</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/beans/PropertyDescriptor.html?is-external=true" title="class or interface in java.beans">PropertyDescriptor</a>[] descriptors)</code>
<div class="block">Adds an array of property descriptors to this context.</div>
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<tr id="i2" class="altColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/beans/PropertyDescriptor.html?is-external=true" title="class or interface in java.beans">PropertyDescriptor</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/commons/beanutils/IntrospectionContext.html#getPropertyDescriptor-java.lang.String-">getPropertyDescriptor</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name)</code>
<div class="block">Returns the descriptor for the property with the given name or
<b>null</b> if this property is unknown.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/commons/beanutils/IntrospectionContext.html#getTargetClass--">getTargetClass</a></span>()</code>
<div class="block">Returns the class that is subject of introspection.</div>
</td>
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<tr id="i4" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/commons/beanutils/IntrospectionContext.html#hasProperty-java.lang.String-">hasProperty</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name)</code>
<div class="block">Tests whether a descriptor for the property with the given name is
already contained in this context.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/commons/beanutils/IntrospectionContext.html#propertyNames--">propertyNames</a></span>()</code>
<div class="block">Returns a set with the names of all properties known to this context.</div>
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<tr id="i6" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/commons/beanutils/IntrospectionContext.html#removePropertyDescriptor-java.lang.String-">removePropertyDescriptor</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name)</code>
<div class="block">Removes the descriptor for the property with the given name.</div>
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<pre><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> getTargetClass()</pre>
<div class="block">Returns the class that is subject of introspection.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the current class</dd>
</dl>
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<a name="addPropertyDescriptor-java.beans.PropertyDescriptor-">
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<h4>addPropertyDescriptor</h4>
<pre>void addPropertyDescriptor(<a href="http://docs.oracle.com/javase/6/docs/api/java/beans/PropertyDescriptor.html?is-external=true" title="class or interface in java.beans">PropertyDescriptor</a> desc)</pre>
<div class="block">Adds the given property descriptor to this context. This method is called
by a <code>BeanIntrospector</code> during introspection for each detected
property. If this context already contains a descriptor for the affected
property, it is overridden.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>desc</code> - the property descriptor</dd>
</dl>
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<h4>addPropertyDescriptors</h4>
<pre>void addPropertyDescriptors(<a href="http://docs.oracle.com/javase/6/docs/api/java/beans/PropertyDescriptor.html?is-external=true" title="class or interface in java.beans">PropertyDescriptor</a>[] descriptors)</pre>
<div class="block">Adds an array of property descriptors to this context. Using this method
multiple descriptors can be added at once.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>descriptors</code> - the array of descriptors to be added</dd>
</dl>
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<h4>hasProperty</h4>
<pre>boolean hasProperty(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name)</pre>
<div class="block">Tests whether a descriptor for the property with the given name is
already contained in this context. This method can be used for instance
to prevent that an already existing property descriptor is overridden.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>name</code> - the name of the property in question</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd><b>true</b> if a descriptor for this property has already been
added, <b>false</b> otherwise</dd>
</dl>
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<h4>getPropertyDescriptor</h4>
<pre><a href="http://docs.oracle.com/javase/6/docs/api/java/beans/PropertyDescriptor.html?is-external=true" title="class or interface in java.beans">PropertyDescriptor</a> getPropertyDescriptor(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name)</pre>
<div class="block">Returns the descriptor for the property with the given name or
<b>null</b> if this property is unknown.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>name</code> - the name of the property in question</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the descriptor for this property or <b>null</b> if this property
is unknown</dd>
</dl>
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<h4>removePropertyDescriptor</h4>
<pre>void removePropertyDescriptor(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> name)</pre>
<div class="block">Removes the descriptor for the property with the given name.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>name</code> - the name of the affected property</dd>
</dl>
</li>
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<a name="propertyNames--">
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<h4>propertyNames</h4>
<pre><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> propertyNames()</pre>
<div class="block">Returns a set with the names of all properties known to this context.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a set with the known property names</dd>
</dl>
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