in case the request has been cancelled previously.
 Otherwise, in case the request has been resumed regularly (using a <code>resume(...) method</code>) or
 resumed due to a time-out, method returns <code>false</code>.
 </p></div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd><code>true</code> if the request processing has been cancelled, returns <code>false</code> in case
         the request processing is not <a href="../../../../javax/ws/rs/container/AsyncResponse.html#isSuspended--"><code>s