docs: public void update(String jsonString, Object object) {
  		try {
  			mapper.readerForUpdating(object).readValue(jsonString);
  		} catch (JsonProcessingException e) {
  			logger.warn("update json string:" + jsonString + " to object:" + object + " error.", e);
  		} catch (IOException e) {
  			logger.warn("update json string:" + jsonString + " to object:" + object + " error.", e);
  		}
  	}