docs: public static <T> Iterable<T> load(Class<T> serviceType) {
      try {
        BundleContext coreBundle = EhcacheActivator.getCoreBundle();
        return coreBundle.getServiceReferences(serviceType, null).stream().map(coreBundle::getService).collect(toList());
      } catch (InvalidSyntaxException e) {
        throw new AssertionError(e);
      }
    }