From 648a36ac74755c8df9d50a2669ea024490cf6fd3 Mon Sep 17 00:00:00 2001
From: whycxzp <perryhsu@163.com>
Date: 星期五, 30 九月 2022 09:33:47 +0800
Subject: [PATCH] 小数点处理
---
src/main/java/com/whyc/service/BattGroupDataService.java | 29 +++++++++++++----------------
1 files changed, 13 insertions(+), 16 deletions(-)
diff --git a/src/main/java/com/whyc/service/BattGroupDataService.java b/src/main/java/com/whyc/service/BattGroupDataService.java
index aa72999..fb92813 100644
--- a/src/main/java/com/whyc/service/BattGroupDataService.java
+++ b/src/main/java/com/whyc/service/BattGroupDataService.java
@@ -85,10 +85,10 @@
float stdDevBr = MathUtil.getStandardDeviation(brList);
float stdDevCr = MathUtil.getStandardDeviation(crList);
float stdDevBs = MathUtil.getStandardDeviation(bsList);
- map.put("stdDevBv",stdDevBv*100+"%");
- map.put("stdDevBr",stdDevBr*100+"%");
- map.put("stdDevCr",stdDevCr*100+"%");
- map.put("stdDevBs",stdDevBs*100+"%");
+ map.put("stdDevBv",stdDevBv*10000/100+"%");
+ map.put("stdDevBr",stdDevBr*10000/100+"%");
+ map.put("stdDevCr",stdDevCr*10000/100+"%");
+ map.put("stdDevBs",stdDevBs*10000/100+"%");
return map;
}
@@ -110,11 +110,11 @@
float sdBr = MathUtil.getStandardDeviation(dataList.stream().map(BattgroupData::getBr).collect(Collectors.toList()));
float sdBv = MathUtil.getStandardDeviation(dataList.stream().map(BattgroupData::getBv).collect(Collectors.toList()));
- resBalanceRate.add(sdBaseBr*100+"%");
- resBalanceRate.add(sdBr*100+"%");
+ resBalanceRate.add(sdBaseBr*10000/100+"%");
+ resBalanceRate.add(sdBr*10000/100+"%");
- volBalanceRate.add(sdBaseBv*100+"%");
- volBalanceRate.add(sdBv*100+"%");
+ volBalanceRate.add(sdBaseBv*10000/100+"%");
+ volBalanceRate.add(sdBv*10000/100+"%");
for (int i = 0; i < dataList.size(); i++) {
BattgroupData data = dataList.get(i);
@@ -135,7 +135,7 @@
}
}else {
float brFloat = BigDecimal.valueOf(br).subtract(BigDecimal.valueOf(baseBr)).divide(BigDecimal.valueOf(baseBr), 4, BigDecimal.ROUND_HALF_UP).floatValue();
- resChangeRate.add(brFloat * 100 + "%");
+ resChangeRate.add(brFloat * 10000/100 + "%");
}
Float bv = data.getBv();
@@ -148,16 +148,16 @@
}
}else {
float bvFloat = BigDecimal.valueOf(bv).subtract(BigDecimal.valueOf(baseBv)).divide(BigDecimal.valueOf(baseBv), 4, BigDecimal.ROUND_HALF_UP).floatValue();
- volChangeRate.add(bvFloat * 100 + "%");
+ volChangeRate.add(bvFloat * 10000/100 + "%");
}
}
}
//灏嗗潎涓�鎬у��,涔熻繘琛屽彉鍖栫巼璁＄畻
float brFloat = BigDecimal.valueOf(sdBr).subtract(BigDecimal.valueOf(sdBaseBr)).divide(BigDecimal.valueOf(sdBaseBr),4, BigDecimal.ROUND_HALF_UP).floatValue();
- resChangeRate.add(brFloat*100+"%");
+ resChangeRate.add(brFloat*10000/100+"%");
float bvFloat = BigDecimal.valueOf(sdBv).subtract(BigDecimal.valueOf(sdBaseBv)).divide(BigDecimal.valueOf(sdBaseBv),4, BigDecimal.ROUND_HALF_UP).floatValue();
- volChangeRate.add(bvFloat*100+"%");
+ volChangeRate.add(bvFloat*10000/100+"%");
map.put("resChangeRate",resChangeRate);
map.put("volChangeRate",volChangeRate);
@@ -167,9 +167,6 @@
}
public static void main(String[] args) {
- Float bv = 0.353f;
- Float baseBv = 0.354f;
- float bvFloat = BigDecimal.valueOf(bv).subtract(BigDecimal.valueOf(baseBv)).divide(BigDecimal.valueOf(baseBv),4,BigDecimal.ROUND_HALF_UP).floatValue();
- System.out.println((bvFloat * 100 + "%"));
+
}
}
--
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