 use.  This MUST be set to
        <strong>org.apache.catalina.valves.ExtendedAccessLogValve</strong> to
        use the extended access log valve.</p>
      </td></tr><tr><td><code class="attributeName">pattern</code></td><td>
        <p>A formatting layout identifying the various information fields
        from the request and response to be logged.
        See below for more information on configuring this attribute.</p>
      </td></tr></table>

    <p>Values for the <code>pattern</code> attribute are m