code: public static <T> T findAnyServiceProvider( Class<T> klass )
      {
          ServiceLoader<T> loader = ServiceLoader.load( klass );
          Iterator<T> it = loader.iterator();
          return it.hasNext() ? it.next() : null;
      }
docs: Finds any provider for a given service.
  
  @param klass service interface or class
  @return the first provider found, or null