code: @SuppressWarnings("unchecked")
      private void loadFilters(Map<String, FilterConfiguration> filters, Environment environment) throws ClassNotFoundException {
          if (filters != null) {
              for (Map.Entry<String, FilterConfiguration> filterEntry : filters.entrySet()) {
                  FilterConfiguration filter = filterEntry.getValue();
  
                  // Create filter holder
                  FilterHolder filterHolder = new FilterHolder((Class<? extends Filter>) Class.forName(filter.getClazz()));
  
                  // Set name of filter
                  filterHolder.setName(filterEntry.getKey());
                  
                  // Set params
                  if (filter.getParam() != null) {
                      for (Map.Entry<String, String> entry : filter.getParam().entrySet()) {
                          filterHolder.setInitParameter(entry.getKey(), entry.getValue());
                      }
                  }
  
                  // Add filter
                  environment.getApplicationContext().addFilter(filterHolder, filter.getUrl(), EnumSet.of(DispatcherType.REQUEST));
              }
          }
      }
docs: Load all filters.