code: public void reload() {
          Map<String, ExchangeRateProvider> newProviders = new ConcurrentHashMap<>();
          for (ExchangeRateProvider prov : Bootstrap.getServices(ExchangeRateProvider.class)) {
              newProviders.put(prov.getContext().getProviderName(), prov);
          }
          this.conversionProviders = newProviders;
      }
docs: Reloads/reinitializes the providers found.