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huluobin
dc-java
Commits
e53b5dbc
Commit
e53b5dbc
authored
Sep 06, 2019
by
yinyong
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周转销量预测为昨日销量
parent
deb6f1e8
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2 changed files
with
20 additions
and
12 deletions
+20
-12
Constant.java
...src/main/java/com/bailuntec/domain/constant/Constant.java
+1
-0
AutoTurnoverJob.java
...over/src/main/java/com/bailuntec/job/AutoTurnoverJob.java
+19
-12
No files found.
data-show/show-auto-turnover/src/main/java/com/bailuntec/domain/constant/Constant.java
View file @
e53b5dbc
...
...
@@ -16,6 +16,7 @@ public interface Constant {
String
BUYER_JIT_1
=
"张莹霞"
;
String
BUYER_JIT_2
=
"张莹霞1"
;
String
BUYER_JIT_3
=
"冯兆欣"
;
String
BUYER_JIT_4
=
"黄镜洁"
;
String
WAREHOUSE_JIT
=
"GZBLWH"
;
BigDecimal
BIGDECIMAL_THIRTY
=
BigDecimal
.
valueOf
(
30
);
BigDecimal
BIGDECIMAL_FOURTEEN
=
BigDecimal
.
valueOf
(
14
);
...
...
data-show/show-auto-turnover/src/main/java/com/bailuntec/job/AutoTurnoverJob.java
View file @
e53b5dbc
...
...
@@ -282,7 +282,7 @@ public class AutoTurnoverJob extends PointJob {
* 均值, 配置安全库存法: 销量上下限 根据过去30天销量,计算出合理的销量封顶值和销量最低值
* 曲线拟合 :销量预测, 根据销量走势和上下限,计算出销量预测曲线, 如果历史销量包含0, 无法使用指数函数拟合
*/
calculateForecastSales
(
salesUpperLimit
,
autoForecastDay
,
dcAutoSales
,
forecastSalesList
);
calculateForecastSales
(
salesUpperLimit
,
autoForecastDay
,
dcAutoSales
,
forecastSalesList
,
turnoverSku
);
/*
* 处理矫正信息
...
...
@@ -987,18 +987,25 @@ public class AutoTurnoverJob extends PointJob {
* @param forecastSalesList
*/
private
void
calculateForecastSales
(
BigDecimal
salesUpperLimit
,
Integer
autoForecastDay
,
DcAutoSales
dcAutoSales
,
List
<
BigDecimal
>
forecastSalesList
)
{
// y = ae^bx
for
(
int
j
=
0
;
j
<
autoForecastDay
;
j
++)
{
double
v
;
if
(
dcAutoSales
.
getFitForecastFormula
().
contains
(
"ln(x)"
))
{
//y = aln(x) + b
v
=
dcAutoSales
.
getFitAVariable
().
doubleValue
()
*
Math
.
log1p
((
j
+
31
))
+
dcAutoSales
.
getFitBVariable
().
doubleValue
();
}
else
{
v
=
dcAutoSales
.
getFitAVariable
().
doubleValue
()
*
Math
.
exp
(
dcAutoSales
.
getFitBVariable
().
doubleValue
()
*
(
j
+
31
));
dcAutoSales
,
List
<
BigDecimal
>
forecastSalesList
,
DcBaseSku
turnoverSku
)
{
if
(
LocalDateTime
.
now
().
minusDays
(
15L
).
isBefore
(
turnoverSku
.
getPushTime
())
&&
!(
turnoverSku
.
getBuyerName
().
equals
(
Constant
.
BUYER_JIT_1
))
&&
!(
turnoverSku
.
getBuyerName
().
equals
(
Constant
.
BUYER_JIT_2
))
&&
!(
turnoverSku
.
getBuyerName
().
equals
(
Constant
.
BUYER_JIT_4
)))
{
for
(
int
j
=
0
;
j
<
autoForecastDay
;
j
++)
{
forecastSalesList
.
set
(
j
,
BigDecimal
.
valueOf
(
dcAutoSales
.
getOnedaySales
()));
}
}
else
{
// y = ae^bx
for
(
int
j
=
0
;
j
<
autoForecastDay
;
j
++)
{
double
v
;
if
(
dcAutoSales
.
getFitForecastFormula
().
contains
(
"ln(x)"
))
{
//y = aln(x) + b
v
=
dcAutoSales
.
getFitAVariable
().
doubleValue
()
*
Math
.
log1p
((
j
+
31
))
+
dcAutoSales
.
getFitBVariable
().
doubleValue
();
}
else
{
v
=
dcAutoSales
.
getFitAVariable
().
doubleValue
()
*
Math
.
exp
(
dcAutoSales
.
getFitBVariable
().
doubleValue
()
*
(
j
+
31
));
}
BigDecimal
forecastSales
=
BigDecimal
.
valueOf
(
v
<
0
?
0
:
v
).
setScale
(
0
,
RoundingMode
.
HALF_EVEN
);
forecastSalesList
.
set
(
j
,
forecastSales
.
compareTo
(
salesUpperLimit
)
==
1
?
salesUpperLimit
:
forecastSales
);
}
BigDecimal
forecastSales
=
BigDecimal
.
valueOf
(
v
<
0
?
0
:
v
).
setScale
(
0
,
RoundingMode
.
HALF_EVEN
);
forecastSalesList
.
set
(
j
,
forecastSales
.
compareTo
(
salesUpperLimit
)
==
1
?
salesUpperLimit
:
forecastSales
);
}
}
...
...
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