ist is <code>null</code>.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getFirst(K)">
<h3 id="getFirst(java.lang.Object)">getFirst</h3>
<div class="member-signature"><span class="modifiers">public final</span>&nbsp;<span class="return-type"><a href="AbstractMultivaluedMap.html" title="type parameter in AbstractMultivaluedMap">V</a></span>&nbsp;<span class="element-name">getFirst</span><wbr><span class="parameters">(<a href="AbstractMultivaluedMap.html" title="type parameter in AbstractMultiva