modify and commit the argument <code>HttpServletResponse</code>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>response</code> - The <code>HttpServletResponse</code> associated with this <code>HttpServletRequest</code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd><code>true</code> when non-null values were or have been established as the values returned by
 <code>getUserPrincipal</code>, <code>getRemoteUser</code>, and <code>getAuthType</code>. Return <code>false</