How to use

org.kaaproject.kaa.server.common.dao.model.sql.History

constructor

@Override
protected GenericModel<HistoryDto> newInstance(Long id) {
 return new History(id);
}

@Override
public HistoryDto saveHistory(HistoryDto historyDto) {
 HistoryDto savedDto = null;
 if (isValidSqlObject(historyDto)) {
  LOG.debug("History dto object is valid. Saving history...");
  String applicationId = historyDto.getApplicationId();
  if (isValidSqlId(applicationId)) {
   Application application = applicationDao.getNextSeqNumber(applicationId);
   if (application != null) {
    int sequenceNumber = application.getSequenceNumber();
    historyDto.setSequenceNumber(sequenceNumber);
    historyDto.setLastModifyTime(System.currentTimeMillis());
    History savedHistory = historyDao.persist(new History(historyDto));
    savedDto = savedHistory != null ? savedHistory.toDto() : null;
   } else {
    LOG.debug("Can't get sequence number for application id [{}] .", applicationId);
   }
  } else {
   LOG.debug("Incorrect application id, can't save history.");
  }
 } else {
  LOG.info("Invalid HistoryDto object. Can't save object.");
 }
 return savedDto;
}

protected List<History> generateHistory(Application app, int count) {
 LOG.debug("Generate history...");
 List<History> histories = new ArrayList<>();
 if (app == null) {
  app = generateApplication(null);
 }
 for (int i = 0; i < count; i++) {
  History history = new History();
  history.setApplication(app);
  history.setLastModifyTime(System.currentTimeMillis());
  history.setSequenceNumber(i + 1);
  history.setChange(generateChange());
  history = historyDao.save(history);
  histories.add(history);
  LOG.debug("Generated history {}", history);
 }
 return histories;
}