ssary setup (ie., setup
 message delivery for the message endpoint with a message provider).
 Note that message delivery to the message endpoint might start even 
 before this method returns.

 <p>Endpoint activation is deemed successful only when this method 
 completes successfully without throwing any exceptions.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>endpointFactory</code> - a message endpoint factory instance.</dd>
<dd><code>spec</code> - an activation spec JavaBean instance.</dd>
<dt>