/**
    LocalDateTime日期相互转换字符串
     * 默认的时间日期样式
     */
    public static final String YYYYMMDDHHMMSSS_PATTERN = "yyyyMMddHHmmss";
    
    
public static LocalDateTime parseStringToDateTime(String dateTime) {
        if(StringUtils.isEmpty(dateTime)) {
            return null;
        }
        LocalDateTime localDateTime = LocalDateTime.parse(dateTime, DateTimeFormatter.ofPattern(YYYYMMDDHHMMSSS_PATTERN));
        return localDateTime;
    }

    public static String formatDateTime(LocalDateTime dateTime) {
        if(dateTime == null) {
            return "";
        }
        DateTimeFormatter formatter = DateTimeFormatter.ofPattern(YYYYMMDDHHMMSSS_PATTERN);
        return dateTime.format(formatter);
    }