visit to a Web site and to store information
 about that user.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="../../../javax/servlet/http/HttpSessionActivationListener.html" title="interface in javax.servlet.http">HttpSessionActivationListener</a></td>
<td class="colLast">
<div class="block">Objects that are bound to a session may listen to container events notifying them that sessions will be passivated
 and that session will be activated.</div>
</td>
</tr>
<tr class="rowColor">
<td 