String类型的时间转换成BigDecimal类型

private BigDecimal timeformat(String time)throws ParseException{
    SimpleDateFormat formatter = new SimpleDateFormat( "yyyy-MM-dd HH:mm:ss");
    Date date = formatter.parse(time);

    SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd.HHmmss");
    BigDecimal timeStamp = new BigDecimal(sdf.format(date));
    return timeStamp;
}