code: public Response get(String path, Map<String, String> params) throws IOException, RESTException {
          return get(path, params, null);
      }
docs: Performs GET request.
  
  @param path   Request path.
  @param params Map of URL query params.
  @throws IOException   If error during HTTP connection or entity parsing occurs.
  @throws RESTException If HTTP response code is non OK.