 the authentication failed and the caller is responsible for handling the error (i.e., the
 underlying login mechanism did NOT establish the message and HTTP status code to be returned to the user)</dd>
<dt>Since:</dt>
<dd>Servlet 3.0</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="login(java.lang.String,java.lang.String)">
<h3>login</h3>
<div class="member-signature"><span class="return-type">void</span>&nbsp;<span class="element-name">login</span><wbr><span class="parameters">(<a href="https: