code: private static Map<String, String> createMapFromListVote(final List<VoteDataEmbeddedId> list) {
  		final Map<String, String> map = new ConcurrentHashMap<>();
  
  		for (final VoteDataEmbeddedId documentElement : list) {
  			map.put(documentElement.getBallotId(), documentElement.getBallotId());
  		}
  		return map;
  	}
docs: Creates the map from list vote.
  
  @param list
  the list
  @return the map