ver be
 invoked.
 </p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>handler</code> - response time-out handler.</dd>
</dl>
</section>
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<h3><a id="register(java.lang.Class)">register</a></h3>
<div class="memberSignature"><span class="returnType"><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util" class="externalLink">Collection</a>&lt;<a href="ht