code: public void addAuthenticationAttributes(Map<String, Object> attributeMap) {
          if (attributeMap != null) {
              for (final Map.Entry<String, Object> entry : attributeMap.entrySet()) {
                  addAuthenticationAttribute(entry.getKey(), entry.getValue());
              }
          }
      }
docs: Add authentication attributes.
  
  @param attributeMap the authentication attributes