have container managed concurrency.

 <p>
 This annotation may be applied to stateful session beans, but doing
 so has no impact on the semantics of concurrency management for
 such beans.  The concurrency management type for bean-managed
 concurrency (<code>BEAN</code>) does not apply to stateful session beans.</div>
<dl>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>EJB 3.1</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../javax/ejb/ConcurrencyManagementType.html" title="e