nterface in java.lang">Class</a>&lt;?&gt;&nbsp;callback)</pre>
<div class="block">Register an asynchronous processing lifecycle callback class to receive lifecycle
 events for the asynchronous response based on the implemented callback interfaces.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>callback</code> - callback class.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>collection of registered callback interfaces. If the callback class does not
         implement 