| | |
|---|
| | | // 需要 / 损耗率 |
|---|
| | | Loss loss = lossMapper.selectOne(new LambdaQueryWrapper<Loss>().last("limit 1")); |
|---|
| | | BigDecimal lossNum = loss == null ? new BigDecimal(6) : loss.getRate(); //没有损耗率则默认为6 |
|---|
| | | |
|---|
| | | return new BigDecimal(totalNum.get()).multiply(new BigDecimal(100)).divide(lossNum, 2,RoundingMode.HALF_UP); |
|---|
| | | lossNum = new BigDecimal(100).subtract(lossNum); // 100 - 损耗率 |
|---|
| | | lossNum = lossNum.divide(new BigDecimal(100), 2,RoundingMode.DOWN); |
|---|
| | | return new BigDecimal(totalNum.get()).multiply(lossNum); |
|---|
| | | } |
|---|
| | | |
|---|
| | | private final LossMapper lossMapper; |
|---|
