code: public ServiceResponseBuilder<T, E> registerAll(Map<Integer, Type> responseTypes) {
          this.responseTypes.putAll(responseTypes);
          return this;
      }
docs: Register all the mappings from a response status code to a response
  destination type stored in a {@link Map}.
  
  @param responseTypes the mapping from response status codes to response types.
  @return the same builder instance.