code: private List<String> getValues(UserCoreResult<?, ?, ?> results) {
  
  		List<String> values = null;
  		if (results != null) {
  			try {
  				if (results.getCount() > 0) {
  					int columnIndex = results.getColumnIndex(COLUMN_VALUE);
  					values = getColumnResults(columnIndex, results);
  				} else {
  					values = new ArrayList<>();
  				}
  			} finally {
  				results.close();
  			}
  		} else {
  			values = new ArrayList<>();
  		}
  
  		return values;
  	}
docs: Get the values from the results and close the results
  
  @param results
  results
  @return list of values