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<div class="subTitle">org.apache.avalon.framework.component</div>
<h2 title="Class DefaultComponentSelector" class="title">Class DefaultComponentSelector</h2>
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<ul class="inheritance">
<li>java.lang.Object</li>
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<li>org.apache.avalon.framework.component.DefaultComponentSelector</li>
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<dl>
<dt>All Implemented Interfaces:</dt>
<dd><a href="../../../../../org/apache/avalon/framework/component/Component.html" title="interface in org.apache.avalon.framework.component">Component</a>, <a href="../../../../../org/apache/avalon/framework/component/ComponentSelector.html" title="interface in org.apache.avalon.framework.component">ComponentSelector</a></dd>
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<pre>public class <span class="strong">DefaultComponentSelector</span>
extends java.lang.Object
implements <a href="../../../../../org/apache/avalon/framework/component/ComponentSelector.html" title="interface in org.apache.avalon.framework.component">ComponentSelector</a></pre>
<div class="block">This is the default implementation of the ComponentSelector.
<p>
<span style="color: red">Deprecated: </span><i>
Use <a href="../../../../../org/apache/avalon/framework/service/DefaultServiceSelector.html" title="class in org.apache.avalon.framework.service"><code>DefaultServiceSelector</code></a> instead.
</i>
</p></div>
<dl><dt><span class="strong">Version:</span></dt>
<dd>CVS $Revision: 1.23 $ $Date: 2004/02/11 14:34:25 $</dd>
<dt><span class="strong">Author:</span></dt>
<dd><a href="mailto:dev@avalon.apache.org">Avalon Development Team</a></dd></dl>
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<th class="colOne" scope="col">Constructor and Description</th>
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<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../../../org/apache/avalon/framework/component/DefaultComponentSelector.html#DefaultComponentSelector()">DefaultComponentSelector</a></strong>()</code> </td>
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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>protected void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/avalon/framework/component/DefaultComponentSelector.html#checkWriteable()">checkWriteable</a></strong>()</code>
<div class="block">Check if this component m_manager is writeable.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected java.util.Map</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/avalon/framework/component/DefaultComponentSelector.html#getComponentMap()">getComponentMap</a></strong>()</code>
<div class="block">Helper method for subclasses to retrieve component map.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/avalon/framework/component/DefaultComponentSelector.html#hasComponent(java.lang.Object)">hasComponent</a></strong>(java.lang.Object hint)</code>
<div class="block">Returns whether a Component exists or not</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/avalon/framework/component/DefaultComponentSelector.html#makeReadOnly()">makeReadOnly</a></strong>()</code>
<div class="block">Make this component selector read-only.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/avalon/framework/component/DefaultComponentSelector.html#put(java.lang.Object, org.apache.avalon.framework.component.Component)">put</a></strong>(java.lang.Object hint,
<a href="../../../../../org/apache/avalon/framework/component/Component.html" title="interface in org.apache.avalon.framework.component">Component</a> component)</code>
<div class="block">Populate the ComponentSelector.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/avalon/framework/component/DefaultComponentSelector.html#release(org.apache.avalon.framework.component.Component)">release</a></strong>(<a href="../../../../../org/apache/avalon/framework/component/Component.html" title="interface in org.apache.avalon.framework.component">Component</a> component)</code>
<div class="block">Release component.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/avalon/framework/component/Component.html" title="interface in org.apache.avalon.framework.component">Component</a></code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/avalon/framework/component/DefaultComponentSelector.html#select(java.lang.Object)">select</a></strong>(java.lang.Object hint)</code>
<div class="block">Select the desired component.</div>
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<h3>Methods inherited from class java.lang.Object</h3>
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<h4>DefaultComponentSelector</h4>
<pre>public DefaultComponentSelector()</pre>
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<h4>select</h4>
<pre>public <a href="../../../../../org/apache/avalon/framework/component/Component.html" title="interface in org.apache.avalon.framework.component">Component</a> select(java.lang.Object hint)
throws <a href="../../../../../org/apache/avalon/framework/component/ComponentException.html" title="class in org.apache.avalon.framework.component">ComponentException</a></pre>
<div class="block">Select the desired component. It does not cascade, neither
should it.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/avalon/framework/component/ComponentSelector.html#select(java.lang.Object)">select</a></code> in interface <code><a href="../../../../../org/apache/avalon/framework/component/ComponentSelector.html" title="interface in org.apache.avalon.framework.component">ComponentSelector</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>hint</code> - the hint to retrieve Component</dd>
<dt><span class="strong">Returns:</span></dt><dd>the Component</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/avalon/framework/component/ComponentException.html" title="class in org.apache.avalon.framework.component">ComponentException</a></code> - if an error occurs</dd></dl>
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<h4>hasComponent</h4>
<pre>public boolean hasComponent(java.lang.Object hint)</pre>
<div class="block">Returns whether a Component exists or not</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/avalon/framework/component/ComponentSelector.html#hasComponent(java.lang.Object)">hasComponent</a></code> in interface <code><a href="../../../../../org/apache/avalon/framework/component/ComponentSelector.html" title="interface in org.apache.avalon.framework.component">ComponentSelector</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>hint</code> - the hint to retrieve Component</dd>
<dt><span class="strong">Returns:</span></dt><dd><code>true</code> if the Component exists</dd></dl>
</li>
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<a name="release(org.apache.avalon.framework.component.Component)">
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<h4>release</h4>
<pre>public void release(<a href="../../../../../org/apache/avalon/framework/component/Component.html" title="interface in org.apache.avalon.framework.component">Component</a> component)</pre>
<div class="block">Release component.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../org/apache/avalon/framework/component/ComponentSelector.html#release(org.apache.avalon.framework.component.Component)">release</a></code> in interface <code><a href="../../../../../org/apache/avalon/framework/component/ComponentSelector.html" title="interface in org.apache.avalon.framework.component">ComponentSelector</a></code></dd>
<dt><span class="strong">Parameters:</span></dt><dd><code>component</code> - the component</dd></dl>
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<a name="put(java.lang.Object, org.apache.avalon.framework.component.Component)">
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<h4>put</h4>
<pre>public void put(java.lang.Object hint,
<a href="../../../../../org/apache/avalon/framework/component/Component.html" title="interface in org.apache.avalon.framework.component">Component</a> component)</pre>
<div class="block">Populate the ComponentSelector.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>hint</code> - the hint to retrieve Component</dd><dd><code>component</code> - the component to add</dd></dl>
</li>
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<a name="getComponentMap()">
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<h4>getComponentMap</h4>
<pre>protected final java.util.Map getComponentMap()</pre>
<div class="block">Helper method for subclasses to retrieve component map.</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>the component map</dd></dl>
</li>
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<a name="makeReadOnly()">
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<h4>makeReadOnly</h4>
<pre>public void makeReadOnly()</pre>
<div class="block">Make this component selector read-only.</div>
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<h4>checkWriteable</h4>
<pre>protected final void checkWriteable()
throws java.lang.IllegalStateException</pre>
<div class="block">Check if this component m_manager is writeable.</div>
<dl><dt><span class="strong">Throws:</span></dt>
<dd><code>java.lang.IllegalStateException</code> - if this component m_manager is read-only</dd></dl>
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