. The transformer 
 has no effect on the result returned by the
 <a href="#getNewTempClassLoader()"><code>getNewTempClassLoader()</code></a> method.
 Classes are only transformed once within the same classloading
 scope, regardless of how many persistence units they may be 
 a part of.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>transformer</code> - provider-supplied transformer that the
 container invokes at class-(re)definition time</dd>
</dl>
</li>
</ul>
<a id="getNewTempCla