s="computeroutput"><span class="identifier">point</span></code> class. Ordering
          operations, like "&gt;" or "&lt;=", will not be supported
          for attributes named "Coordinates", and this is exactly the way
          we want it, because the <code class="computeroutput"><span class="identifier">point</span></code>
          class does not support them either. The complete example is available
          <a href="../../../../../../libs/log/example/doc/extension_filter_parser.cpp" target="_top">h