 performs group lookup.
 Requires that the bindDn member be filled in.</div>
<dl class="notes">
<dt>Returns:</dt>
<dd>Base DN for searching the LDAP tree for groups.</dd>
</dl>
<dl class="notes">
<dt>Default:</dt>
<dd><code>""</code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="groupSearchFilter()">
<h3>groupSearchFilter</h3>
<div class="member-signature"><span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or int