private void loadDatas() {
		try {
			InfoUtils.loadVideoInfo();
			InfoUtils.loadNewsInfo();
			InfoUtils.loadTemperatureInfo();
			InfoUtils.loadLogInfo();
		} catch (IOException e) {
			e.printStackTrace();
		}

		List<News> newsList = NewsDao.instance().getnewsList();
		for (News news : newsList) {
			System.out.println(news.index);
			System.out.println(news.content);
		}
		List<Log> logList = LogDao.instance().getlogList();
		for (Log log : logList) {
			System.out.println(log.ip);
			System.out.println(log.mac);
			System.out.println(log.date);
			System.out.println(log.operation);
			System.out.println(log.filename);
			System.out.println(log.result);
		}
	}