ge function in the local function mapper.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>prefix</code> - The namespace for the function or "" for no namesapce.</dd>
<dd><code>function</code> - The name of the function. If empty (""), the method name is used as the function name.</dd>
<dd><code>className</code> - The full Java class name that implements the function.</dd>
<dd><code>method</code> - The name (specified without parenthesis) or the signature (as in the Java Language Sp