this context controller.  If the context is active
 but was not activated by this controller, then it may not be deactivated by this controller,
 meaning this method will do nothing.

 If the context is not active, a <a href="../ContextNotActiveException.html" title="class in jakarta.enterprise.context">ContextNotActiveException</a> is thrown.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../ContextNotActiveException.html" title="class in jakarta.enterprise.context">Context