pre>public&nbsp;void&nbsp;setHeader(<a href="../../../javax/faces/component/UIComponent.html" title="class in javax.faces.component">UIComponent</a>&nbsp;header)</pre>
<div class="block"><p>
 Set the header facet of the column. A convenience method for
 <code>getFacets().put("header", header)</code>.
 </p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>header</code> - the new header facet</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle