th this name is defined,
 then its value is used as the name of the implementation class.</li>
 <li>Use a platform default implementation.</li>
 </ul></div>
<dl class="notes">
<dt>Returns:</dt>
<dd>a new <code>ExpressionFactory</code> instance</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="newInstance(java.util.Properties)">
<h3>newInstance</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="ExpressionFactory.html" title="clas