code: private void loadConfigurationFiles() {
  
          // Parse the first annotation found (manage overriding)
          final Configuration conf = ClassUtility.getLastClassAnnotation(this.getClass(), Configuration.class);
  
          // Conf variable cannot be null because it was defined in this class
          // It's possible to discard default behaviour by setting an empty string to the value.
  
          // launch the configuration search engine
          ResourceBuilders.PARAMETER_BUILDER.searchConfigurationFiles(conf.value(), conf.extension());
  
      }
docs: Load all configuration files before showing anything.