</p>

 <p>
 If the resolver or the property is read-only, this method must return <code>null</code>.
 </p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>context</code> - The context of this evaluation.</dd>
<dd><code>base</code> - The base object whose property value is to be analyzed, or <code>null</code> to analyze a top-level
 variable.</dd>
<dd><code>property</code> - The property or variable to return the acceptable type for.</dd>
<dt><span class="returnLabel">Returns:</span