en an application wishes to make custom context objects
 available to their pluggable <code>ELResolver</code>s.</li>
 </ul></div>
<dl><dt><span class="strong">Since:</span></dt>
  <dd>JSP 2.1</dd>
<dt><span class="strong">See Also:</span></dt><dd><code>ServletContext</code>, 
<a href="../../../javax/servlet/jsp/JspFactory.html" title="class in javax.servlet.jsp"><code>JspFactory</code></a>, 
<code>ELResolver</code>, 
<code>ExpressionFactory</code>, 
<code>ELContextListener</code></dd></dl>
</li>
</ul>
</div