code: @Override
  	public CommerceCountry fetchCommerceCountryByUuidAndGroupId(String uuid,
  		long groupId) {
  		return commerceCountryPersistence.fetchByUUID_G(uuid, groupId);
  	}
docs: Returns the commerce country matching the UUID and group.
  
  @param uuid the commerce country's UUID
  @param groupId the primary key of the group
  @return the matching commerce country, or <code>null</code> if a matching commerce country could not be found