"special">(</span><span class="identifier">attribute_name</span> <span class="keyword">const</span> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
<span class="special">}</span><span class="special">;</span></pre></div>
<div class="refsect1">
<a name="idm45736171844128"></a><h2>Description</h2>
<p>This type of mapping assumes that attribute with a particular name always provides values that map directly onto the native event types. The mapping simply returns t