private ApiKey loadLine(String line) { ApiKey key = null; String[] splitted = line.split(DELIMITER, 2); if (splitted.length == 2 && !splitted[0].isEmpty() && !splitted[1].isEmpty()) { key = new ApiKey(); key.setKeyId(Integer.parseInt(splitted[0])); key.setVerificationString(splitted[1]); } return key; }