| | |
| | | |
| | | import java.math.BigDecimal; |
| | | import java.math.RoundingMode; |
| | | import java.util.ArrayList; |
| | | import java.util.List; |
| | | |
| | | |
| | |
| | | AdjustmentValue delayValue = AdjustmentValueCache.getDelayValue().get(symbol); |
| | | |
| | | if (delayValue != null) { |
| | | // 延时几次 |
| | | int frequency = (int) Arith.div(Arith.mul(delayValue.getSecond(), 1000.0D), this.interval); |
| | | |
| | | if (frequency <= 1) { |
| | | if (currentValue == null) { |
| | | AdjustmentValueCache.getCurrentValue().put(symbol, delayValue.getValue()); |
| | | } else { |
| | | AdjustmentValueCache.getCurrentValue().put(symbol, |
| | | delayValue.getValue().add(currentValue)); |
| | | } |
| | | |
| | | if (!item.getAdjustmentValue().equals(AdjustmentValueCache.getCurrentValue().get(symbol))) { |
| | | item.setAdjustmentValue(AdjustmentValueCache.getCurrentValue().get(symbol)); |
| | | itemService.saveOrUpdate(item); |
| | | } |
| | | if (delayValue.getSecond() < 0) { |
| | | AdjustmentValueCache.getDelayValue().remove(symbol); |
| | | } else { |
| | | // 本次调整值 |
| | | BigDecimal currentValue_frequency = delayValue.getValue().divide(new BigDecimal(frequency), decimal, RoundingMode.HALF_UP); |
| | | AdjustmentValueCache.getPreAllocatedAdjustments().remove(symbol); |
| | | AdjustmentValueCache.getCurrentAdjustmentIndex().remove(symbol); |
| | | return; |
| | | } |
| | | int frequency = (int) Arith.div(Arith.mul(delayValue.getSecond(), 1000.0D), this.interval); |
| | | List<BigDecimal> adjustments = AdjustmentValueCache.getPreAllocatedAdjustments().get(symbol); |
| | | Integer currentIndex = AdjustmentValueCache.getCurrentAdjustmentIndex().get(symbol); |
| | | |
| | | // 首次执行:生成含正负值的调整序列 |
| | | if (adjustments == null || currentIndex == null) { |
| | | adjustments = generateRandomAdjustments(delayValue.getValue(), frequency, decimal); |
| | | currentIndex = 0; |
| | | AdjustmentValueCache.getPreAllocatedAdjustments().put(symbol, adjustments); |
| | | AdjustmentValueCache.getCurrentAdjustmentIndex().put(symbol, currentIndex); |
| | | } |
| | | |
| | | // 分步应用调整值(确保正负交替) |
| | | if (currentIndex < frequency) { |
| | | BigDecimal currentAdjust = adjustments.get(currentIndex); |
| | | |
| | | // 更新当前值(累加正负调整值) |
| | | if (currentValue == null) { |
| | | AdjustmentValueCache.getCurrentValue().put(symbol, currentValue_frequency); |
| | | AdjustmentValueCache.getCurrentValue().put(symbol, currentAdjust.setScale(decimal, RoundingMode.HALF_UP)); |
| | | } else { |
| | | AdjustmentValueCache.getCurrentValue().put(symbol, |
| | | currentValue.add(currentValue_frequency)); |
| | | AdjustmentValueCache.getCurrentValue().put(symbol, currentValue.add(currentAdjust).setScale(decimal, RoundingMode.HALF_UP)); |
| | | } |
| | | |
| | | delayValue.setValue(delayValue.getValue().subtract(currentValue_frequency)); |
| | | // 更新延时值(剩余值和时间) |
| | | delayValue.setValue(delayValue.getValue().subtract(currentAdjust).setScale(decimal, RoundingMode.HALF_UP)); |
| | | delayValue.setSecond(Arith.sub(delayValue.getSecond(), Arith.div(this.interval, 1000.0D))); |
| | | AdjustmentValueCache.getDelayValue().put(symbol, delayValue); |
| | | |
| | | if (!item.getAdjustmentValue().equals(AdjustmentValueCache.getCurrentValue().get(symbol))) { |
| | | item.setAdjustmentValue(AdjustmentValueCache.getCurrentValue().get(symbol)); |
| | | // 索引递增,完成后清理缓存 |
| | | int nextIndex = currentIndex + 1; |
| | | AdjustmentValueCache.getCurrentAdjustmentIndex().put(symbol, nextIndex); |
| | | if (nextIndex >= frequency) { |
| | | AdjustmentValueCache.getDelayValue().remove(symbol); |
| | | AdjustmentValueCache.getPreAllocatedAdjustments().remove(symbol); |
| | | AdjustmentValueCache.getCurrentAdjustmentIndex().remove(symbol); |
| | | } |
| | | |
| | | // 持久化更新 |
| | | BigDecimal newAdjustValue = AdjustmentValueCache.getCurrentValue().get(symbol); |
| | | if (!item.getAdjustmentValue().equals(newAdjustValue)) { |
| | | item.setAdjustmentValue(newAdjustValue); |
| | | itemService.saveOrUpdate(item); |
| | | } |
| | | } |
| | |
| | | this.dataDBService.saveAsyn(realtime); |
| | | } |
| | | |
| | | |
| | | private List<BigDecimal> generateRandomAdjustments(BigDecimal totalValue, int count, int decimal) { |
| | | List<BigDecimal> adjustments = new ArrayList<>(count); |
| | | BigDecimal sum = BigDecimal.ZERO; // 整体累积和 |
| | | boolean isOverallUp = totalValue.signum() > 0; // 整体大趋势 |
| | | |
| | | // 1. 大幅扩大基础波动幅度(比之前再提高30%+,确保单次波动更剧烈) |
| | | BigDecimal baseFluct = totalValue.abs().multiply(new BigDecimal(isOverallUp ? 0.25 : 0.22)) // 上涨时25%,下跌时22% |
| | | .max(new BigDecimal("0.001")); // 最小波动阈值提高到0.001,避免微小波动 |
| | | |
| | | // 2. 极大放宽累积范围(允许更大中途偏离,给子周期正负波动留空间) |
| | | BigDecimal minPreSum = totalValue.multiply(new BigDecimal("0.5")); // 整体最低允许50% |
| | | BigDecimal maxPreSum = totalValue.multiply(new BigDecimal("1.5")); // 整体最高允许150% |
| | | |
| | | // 3. 几乎取消“不动”状态(概率1%,突出剧烈波动) |
| | | double flatProbability = 0.01; |
| | | |
| | | // 4. 子周期配置:每20次为一个子周期,每个子周期随机生成正负趋势 |
| | | int subCycleLength = 20; // 子周期长度 |
| | | Boolean currentSubCycleUp = null; // 当前子周期的趋势(null表示未初始化) |
| | | BigDecimal subSum = BigDecimal.ZERO; // 当前子周期的累积和 |
| | | |
| | | for (int i = 0; i < count - 1; i++) { |
| | | // 每进入新的子周期(i为0或20的倍数),随机初始化子周期趋势(50%正,50%负) |
| | | if (i % subCycleLength == 0) { |
| | | currentSubCycleUp = Math.random() < 0.5; // 子周期趋势随机正负 |
| | | subSum = BigDecimal.ZERO; // 重置子周期累积和 |
| | | } |
| | | |
| | | // 计算当前允许的累积总和范围(动态适配剩余步数) |
| | | BigDecimal remainingCount = new BigDecimal(count - 1 - i); |
| | | BigDecimal minCurrentSum = sum.add(minPreSum.subtract(sum).divide(remainingCount, decimal + 4, RoundingMode.HALF_UP)); |
| | | BigDecimal maxCurrentSum = sum.add(maxPreSum.subtract(sum).divide(remainingCount, decimal + 4, RoundingMode.HALF_UP)); |
| | | |
| | | // 极低概率“不动” |
| | | boolean isFlat = Math.random() < flatProbability; |
| | | if (isFlat) { |
| | | BigDecimal adjustment = BigDecimal.ZERO.setScale(decimal, RoundingMode.HALF_UP); |
| | | adjustments.add(adjustment); |
| | | sum = sum.add(adjustment); |
| | | subSum = subSum.add(adjustment); // 累加子周期和 |
| | | continue; |
| | | } |
| | | |
| | | // 5. 动态调整涨跌概率:优先满足“子周期正负交替”,再适配整体趋势 |
| | | double upProbability; |
| | | // 子周期内:若子周期趋势为正,80%概率涨;为负,80%概率跌(确保子周期总和有明确正负) |
| | | if (currentSubCycleUp) { |
| | | upProbability = 0.8; |
| | | } else { |
| | | upProbability = 0.2; |
| | | } |
| | | // 二次修正:若子周期累积和已偏离目标(如子周期应为正但当前为负),进一步提高对应概率 |
| | | if (currentSubCycleUp && subSum.compareTo(BigDecimal.ZERO) < 0) { |
| | | upProbability = Math.min(0.98, upProbability + 0.2); // 子周期需正但当前负,大幅提高涨概率 |
| | | } else if (!currentSubCycleUp && subSum.compareTo(BigDecimal.ZERO) > 0) { |
| | | upProbability = Math.max(0.02, upProbability - 0.2); // 子周期需负但当前正,大幅提高跌概率 |
| | | } |
| | | // 三次修正:确保整体累积和不偏离太远(弱于子周期优先级) |
| | | if (sum.compareTo(minPreSum) < 0) { |
| | | upProbability = Math.min(0.98, upProbability + 0.1); |
| | | } else if (sum.compareTo(maxPreSum) > 0) { |
| | | upProbability = Math.max(0.02, upProbability - 0.1); |
| | | } |
| | | boolean isCurrentUp = Math.random() < upProbability; |
| | | |
| | | // 6. 生成超大随机幅度(0.6~1.2倍baseFluct,跳过中小幅度,直接用大波动) |
| | | double randomRate = 0.6 + Math.random() * 0.6; // 范围:0.6~1.2(确保单次波动至少是baseFluct的60%) |
| | | BigDecimal fluct = baseFluct.multiply(new BigDecimal(randomRate)) |
| | | .setScale(decimal + 4, RoundingMode.HALF_UP); |
| | | |
| | | // 7. 生成当前调整值(允许接近上限的剧烈波动) |
| | | BigDecimal adjustment; |
| | | if (isCurrentUp) { |
| | | adjustment = fluct.setScale(decimal, RoundingMode.HALF_UP); |
| | | // 超上限时仅截断到上限(不额外缩小,保留大涨幅) |
| | | if (sum.add(adjustment).compareTo(maxCurrentSum) > 0) { |
| | | adjustment = maxCurrentSum.subtract(sum).setScale(decimal, RoundingMode.HALF_UP); |
| | | } |
| | | } else { |
| | | adjustment = fluct.negate().setScale(decimal, RoundingMode.HALF_UP); |
| | | // 低于下限时仅截断到下限(保留大跌幅) |
| | | if (sum.add(adjustment).compareTo(minCurrentSum) < 0) { |
| | | adjustment = minCurrentSum.subtract(sum).setScale(decimal, RoundingMode.HALF_UP); |
| | | } |
| | | } |
| | | |
| | | adjustments.add(adjustment); |
| | | sum = sum.add(adjustment); |
| | | subSum = subSum.add(adjustment); // 累加子周期和 |
| | | } |
| | | |
| | | // 8. 最后一个值:允许极大补平幅度(不超过baseFluct的8倍,适配剧烈波动后的差额) |
| | | BigDecimal lastAdjustment = totalValue.subtract(sum) |
| | | .setScale(decimal, RoundingMode.HALF_UP); |
| | | BigDecimal maxLastAdjust = baseFluct.multiply(new BigDecimal(8)); // 从5倍提高到8倍 |
| | | if (lastAdjustment.abs().compareTo(maxLastAdjust) > 0) { |
| | | lastAdjustment = maxLastAdjust.multiply(lastAdjustment.signum() == 1 ? BigDecimal.ONE : BigDecimal.ONE.negate()); |
| | | // 微调前一个值分担差额(确保总和准确) |
| | | BigDecimal prevAdjust = adjustments.get(adjustments.size() - 1); |
| | | adjustments.set(adjustments.size() - 1, prevAdjust.add(totalValue.subtract(sum).subtract(lastAdjustment))); |
| | | } |
| | | adjustments.add(lastAdjustment); |
| | | |
| | | return adjustments; |
| | | } |
| | | |
| | | public static void main(String[] args) { |
| | | AbstractGetDataJob abstractGetDataJob = new CryptosGetDataJob(); |
| | | List<BigDecimal> list = abstractGetDataJob.generateRandomAdjustments(new BigDecimal(0.002), 300, 8); |
| | | BigDecimal sum = BigDecimal.ZERO; |
| | | int num = 0; |
| | | int dmt = 1; |
| | | BigDecimal numd = BigDecimal.ZERO; |
| | | for (int i = 0; i < list.size(); i++) { |
| | | sum = sum.add(list.get(i)); |
| | | System.out.println((i+1) + "~ " + list.get(i)); |
| | | System.out.println(sum); |
| | | |
| | | numd = numd.add(list.get(i)); |
| | | num++; |
| | | if (num == 20) { |
| | | System.out.println(dmt+"ddd" + numd); |
| | | dmt++; |
| | | num=0; |
| | | numd=BigDecimal.ZERO; |
| | | } |
| | | } |
| | | } |
| | | |
| | | } |