anchor.diff:  like the default settings of the `DefaultRequestToViewNameTranslator`, you can rely on
   the Spring Web MVC `DispatcherServlet` to instantiate an instance of this class if one
   is not explicitly configured.
  +
   ====
   
   Of course, if you need to change the default settings, then you do need to configure
  
positive.code: 	</filter-mapping>
  ----
  
  
  
  
  
negative.code: save processing power, as the view is still rendered. The only thing it saves is
  bandwidth, as the rendered response is not sent back over the wire.
  
  Note that this strategy saves network bandwidth but not CPU, as the full response must be
  computed for each request. Other strategies at the controller level (described above) can
  save network bandwidth and avoid computation.
  
  You configure the `ShallowEtagHeaderFilter` in `web.xml`:
  
  [source,xml,indent=0]
  