</code> will work
      </li>
      </ul>
      </p>
    </td></tr><tr><td valign="center" align="left"><code>org.apache.catalina.session. StandardSession.ACTIVITY_CHECK</code></td><td valign="center" align="left">
      <p>If this is <code>true</code> or if
      <code>org.apache.catalina.STRICT_SERVLET_COMPLIANCE</code> is
      <code>true</code> Tomcat will track the number of active requests for each
      session. When determining if a session is valid, any session with at least
      one active reques