code: @Override
      public boolean filter(Method method, RequestBuilder builder) {
          if (LogConfiguration.loggingIsEnabled()) {
              Logger.getLogger(Dispatcher.class.getName())
                  .info("Sending http request: " + builder.getHTTPMethod() + " " + builder.getUrl());
          }
  
          builder.setCallback(callbackFactory.createCallback(method));
          return true;
      }
docs: main filter method for a dispatcherfilter.
  
  @return continue filtering or not