<dl>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>T</code> - The type of the message or payload</dd>
</dl>
<hr>
<br>
<pre>public interface <span class="typeNameLabel">AsyncHandler&lt;T&gt;</span></pre>
<div class="block">The <code>AsyncHandler</code> interface is implemented by
 clients that wish to receive callback notification of the completion of
 service endpoint operations invoked asynchronously.</div>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>1.6, JAX-WS 2.0</