MD63 Create Forecast

本文介绍了一个ABAP程序,该程序用于批量处理需求计划数据,包括创建和更改需求计划。程序通过循环遍历记录集并调用SAP BAPI接口来实现需求计划的创建与更新。

*&---------------------------------------------------------------------*
*&      Form  PROCESS_DATA
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
*  -->  p1        text
*  <--  p2        text
*----------------------------------------------------------------------*
form process_data .

  loop at it_record.
    if not it_record-message ' OK.'.
      move-corresponding it_record to it_err2.
      append it_err2.
      clear it_err2.
    else.
      if it_record-iscreate 'X'.
        move-corresponding it_record to it_create.
        append  it_create.
        itab_create-pbdnr it_record-pbdnr.
        itab_create-werks it_record-werks.
        itab_create-versb it_record-versb.
        itab_create-matnr it_record-matnr.
        collect itab_create.
        clear:  it_create,itab_create.
      else.
        move-corresponding it_record to it_change.
        append  it_change.
        itab_change-pbdnr it_record-pbdnr.
        itab_change-werks it_record-werks.
        itab_change-versb it_record-versb.
        itab_change-matnr it_record-matnr.
        collect itab_change.
        clear:  it_change,itab_change.
      endif.
    endif.
  endloop.

  "Create Requirement Plan
  if not itab_create[] is initial.
    describe table itab_create lines lv_total_line.
    sort itab_create by pbdnr werks versb matnr.
    loop at itab_create.
      lv_line =  sy-tabix  / lv_total_line * 100.
      call function 'SAPGUI_PROGRESS_INDICATOR'
        exporting
          percentage lv_line
          text       'Processing Create Data........'.
      lv_tabix sy-tabix.
      req_item-material itab_create-matnr.
      req_item-plant itab_create-werks.
      req_item-requ_type 'VSFB'.
      req_item-version itab_create-versb.
      if itab_create-versb '00'.
        req_item-vers_activ 'X'.
      else.
        req_item-vers_activ ''.
      endif.
      req_item-req_number itab_create-pbdnr .
      loop at it_create where pbdnr =   itab_create-pbdnr
                            and werks itab_create-werks
                            and versb itab_create-versb
                            and matnr itab_create-matnr.
        req_data-date_type it_create-prgrs.
        req_data-req_date it_create-pdatu.
        req_data-req_qty it_create-plnmg.
        lv_pspnr  it_create-pspnr.
        append req_data.
      endloop.
      call function 'BAPI_REQUIREMENTS_CREATE'
        exporting
          requirements_item        req_item
        importing
          material                 matemp
        tables
          requirements_schedule_in req_data
          return                   it_return.

      read table it_return with key type 'E'.
      if sy-subrc eq 0.
        loop at it_return where type 'E'.
          concatenate itab_create-message  ' E: ' it_return-message into itab_create-message.
        endloop.
        "concatenate 'E:' itab_create-message into itab_create-message.
        modify itab_create index lv_tabix transporting message .
      else.
        call function 'BAPI_TRANSACTION_COMMIT'
          exporting
            wait 'X'.
*
*        if lv_pspnr is not initial.
*          select * from pbim where matnr = itab_create-matnr
*                               and werks = itab_create-werks
*                               and bedae = 'VSFB'
*                               and versb = itab_create-versb
*                               and pbdnr = itab_create-pbdnr.
*          endselect.
*          if sy-subrc eq 0.
*            update pbim set knttp = 'Q'
*                            sobkz = 'Q'
*                            kzvbr = 'P'
*                            pspel  = lv_pspnr
*                            kzbws = 'M'
*                               where matnr = itab_create-matnr
*                                 and werks = itab_create-werks
*                                 and bedae = 'VSFB'
*                                 and versb = itab_create-versb
*                                 and pbdnr = itab_create-pbdnr.
*            if sy-subrc eq 0.
*              itab_create-message = 'Success.'.
*              modify itab_create index lv_tabix transporting message .
*            endif.
*          else.
*            itab_create-message = 'Update wbs failing'.
*            modify itab_create index lv_tabix transporting message .
*          endif.
*        else.
        itab_create-message 'Success.'.
        modify itab_create index lv_tabix transporting message .
*        endif.
      endif.
      clear:req_item,req_data,it_return,it_return[],req_data[],lv_pspnr,itab_create-message.
    endloop.
    " update wbs
    wait up to seconds.
    loop at itab_create.
      check itab_create-message 'Success.'.
      read table it_create  with  key pbdnr itab_create-pbdnr
                                      werks itab_create-werks
                                      versb itab_create-versb
                                      matnr itab_create-matnr.
      if sy-subrc eq  0.
        lv_pspnr  it_create-pspnr.
        if lv_pspnr is  not initial.
          update pbim set knttp 'Q'
                          sobkz 'Q'
                          kzvbr 'P'
                          pspel  lv_pspnr
                          kzbws 'M'
                             where matnr itab_create-matnr
                               and werks itab_create-werks
                               and bedae 'VSFB'
                               and versb itab_create-versb
                               and pbdnr itab_create-pbdnr.
          commit work and wait.
        endif.
      endif.
    endloop.

    sort itab_create by pbdnr werks versb  matnr.
    loop at it_create.
      lv_tabix sy-tabix.
      read table itab_create with key pbdnr it_create-pbdnr
                                      werks it_create-werks
                                      versb it_create-versb
                                      matnr it_create-matnr binary search.
      if sy-subrc eq 0.
        it_create-message itab_create-message .
        modify it_create index  lv_tabix transporting message.
      endif.
    endloop.
  endif.

  "Change Requirement Plan
  if not  itab_change[] is initial.
    describe table itab_change lines lv_total_line.
    loop at itab_change.
      lv_line =  sy-tabix  / lv_total_line * 100.
      call function 'SAPGUI_PROGRESS_INDICATOR'
        exporting
          percentage lv_line
          text       'Processing Change Data........'.
      lv_tabix sy-tabix.
      loop at it_change where pbdnr =   itab_change-pbdnr
                            and werks itab_change-werks
                            and versb itab_change-versb
                            and matnr itab_change-matnr.
        req_data-date_type it_change-prgrs.
        req_data-req_date it_change-pdatu.
        req_data-req_qty it_change-plnmg.
        lv_pspnr  it_change-pspnr.
        append req_data.
      endloop.
      if itab_change-versb '00'.
        lv_vervs 'X'.
      else.
        lv_vervs ''.
      endif.
      call function 'BAPI_REQUIREMENTS_CHANGE'
        exporting
          material                 itab_change-matnr
          plant                    itab_change-werks
          requirementstype         'VSFB'
          version                  itab_change-versb
          vers_activ               lv_vervs
          reqmtsplannumber         itab_change-pbdnr
          NO_WITHDR                'X'
        importing
          requirement_item_out     req_item
        tables
          requirements_schedule_in req_data
          return                   it_return.

      read table it_return with key type 'E'.
      if sy-subrc eq 0.
        loop at it_return where type 'E'.
          concatenate itab_change-message ' E: ' it_return-message into itab_change-message.
        endloop.
        modify itab_change index lv_tabix transporting message .
      else.
        call function 'BAPI_TRANSACTION_COMMIT'
          exporting
            wait 'X'.
*        wait up to 1 seconds.
*
*        if lv_pspnr is not initial.
*          select * from pbim  where matnr = itab_change-matnr
*                               and werks = itab_change-werks
*                               and bedae = 'VSFB'
*                               and versb = itab_change-versb
*                               and pbdnr = itab_change-pbdnr.
*          endselect.
*          if sy-subrc eq 0.
*            update pbim set knttp = 'Q'
*                            sobkz = 'Q'
*                            kzvbr = 'P'
*                            pspel  = lv_pspnr
*                            kzbws = 'M'
*                               where matnr = itab_change-matnr
*                                 and werks = itab_change-werks
*                                 and bedae = 'VSFB'
*                                 and versb = itab_change-versb
*                                 and pbdnr = itab_change-pbdnr.
*            if sy-subrc eq 0.
*              itab_change-message = 'Success.'.
*              modify itab_change index lv_tabix transporting message.
*            endif.
*          else.
*            itab_change-message = 'Update wbs failing'.
*            modify itab_change index lv_tabix transporting message.
*          endif.
*        else.
        itab_change-message 'Success.'.
        modify itab_change index lv_tabix transporting message.
*        endif.
      endif.
      clear:req_data,it_return,it_return[],req_data[],req_item,lv_pspnr,itab_change-message.
    endloop.
    " update wbs
    wait up to seconds.
    loop at itab_change.
      check itab_change-message 'Success.'.
      read table it_change  with  key pbdnr itab_change-pbdnr
                                      werks itab_change-werks
                                      versb itab_change-versb
                                      matnr itab_change-matnr.
      if sy-subrc eq  0.
        lv_pspnr  it_change-pspnr.
        if lv_pspnr is  not initial .
          update pbim set knttp 'Q'
                          sobkz 'Q'
                          kzvbr 'P'
                          pspel  lv_pspnr
                          kzbws 'M'
                             where matnr itab_change-matnr
                               and werks itab_change-werks
                               and bedae 'VSFB'
                               and versb itab_change-versb
                               and pbdnr itab_change-pbdnr.
          commit work and wait.
        endif.
      endif.
    endloop.

    sort itab_change by pbdnr werks versb  matnr.
    loop at it_change.
      lv_tabix sy-tabix.
      read table itab_change with key pbdnr it_change-pbdnr
                                      werks it_change-werks
                                      versb it_change-versb
                                      matnr it_change-matnr binary search.
      if sy-subrc eq 0.
        it_change-message itab_change-message .
        modify it_change index  lv_tabix transporting message .
      endif.
    endloop.
  endif.

  clear it_err3.
  refresh it_err3.
  append lines of it_create to it_err3.
  append lines of it_change to it_err3.
  append lines of it_err2 to it_err3.
  sort it_err3 by order ascending.


endform.                    " PROCESS_DATA

# 1. 安装并加载所有必要包 > install.packages(c("readxl", "forecast", "tseries", "ggplot2", + "purrr", "dplyr", "tidyr", "ggfortify")) Error in install.packages : Updating loaded packages Restarting R session... > install.packages(c("readxl", "forecast", "tseries", "ggplot2", "purrr", "dplyr", "tidyr", "ggfortify")) WARNING: Rtools is required to build R packages but is not currently installed. Please download and install the appropriate version of Rtools before proceeding: https://cran.rstudio.com/bin/windows/Rtools/ 将程序包安装入‘C:/Users/Lenovo/AppData/Local/R/win-library/4.4’ (因为‘lib’没有被指定) 还安装依赖关系‘farver’, ‘labeling’, ‘RColorBrewer’, ‘viridisLite’, ‘stringi’, ‘colorspace’, ‘fracdiff’, ‘generics’, ‘lmtest’, ‘timeDate’, ‘urca’, ‘withr’, ‘RcppArmadillo’, ‘gtable’, ‘isoband’, ‘scales’, ‘tidyselect’, ‘stringr’, ‘gridExtra’ 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/farver_2.1.2.zip' Content type 'application/zip' length 1520066 bytes (1.4 MB) downloaded 1.4 MB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/labeling_0.4.3.zip' Content type 'application/zip' length 63169 bytes (61 KB) downloaded 61 KB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/RColorBrewer_1.1-3.zip' Content type 'application/zip' length 54471 bytes (53 KB) downloaded 53 KB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/viridisLite_0.4.2.zip' Content type 'application/zip' length 1300894 bytes (1.2 MB) downloaded 1.2 MB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/stringi_1.8.7.zip' Content type 'application/zip' length 15033853 bytes (14.3 MB) downloaded 14.3 MB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/colorspace_2.1-1.zip' Content type 'application/zip' length 2667782 bytes (2.5 MB) downloaded 2.5 MB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/fracdiff_1.5-3.zip' Content type 'application/zip' length 107027 bytes (104 KB) downloaded 104 KB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/generics_0.1.4.zip' Content type 'application/zip' length 84804 bytes (82 KB) downloaded 82 KB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/lmtest_0.9-40.zip' Content type 'application/zip' length 411451 bytes (401 KB) downloaded 401 KB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/timeDate_4041.110.zip' Content type 'application/zip' length 1405267 bytes (1.3 MB) downloaded 1.3 MB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/urca_1.3-4.zip' Content type 'application/zip' length 1074843 bytes (1.0 MB) downloaded 1.0 MB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/withr_3.0.2.zip' Content type 'application/zip' length 232544 bytes (227 KB) downloaded 227 KB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/RcppArmadillo_14.4.3-1.zip' Content type 'application/zip' length 2063369 bytes (2.0 MB) downloaded 2.0 MB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/gtable_0.3.6.zip' Content type 'application/zip' length 251143 bytes (245 KB) downloaded 245 KB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/isoband_0.2.7.zip' Content type 'application/zip' length 1929599 bytes (1.8 MB) downloaded 1.8 MB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/scales_1.4.0.zip' Content type 'application/zip' length 881247 bytes (860 KB) downloaded 860 KB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/tidyselect_1.2.1.zip' Content type 'application/zip' length 229105 bytes (223 KB) downloaded 223 KB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/stringr_1.5.1.zip' Content type 'application/zip' length 324628 bytes (317 KB) downloaded 317 KB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/gridExtra_2.3.zip' Content type 'application/zip' length 1109672 bytes (1.1 MB) downloaded 1.1 MB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/readxl_1.4.5.zip' Content type 'application/zip' length 750370 bytes (732 KB) downloaded 732 KB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/forecast_8.24.0.zip' Content type 'application/zip' length 1909133 bytes (1.8 MB) downloaded 1.8 MB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/tseries_0.10-58.zip' Content type 'application/zip' length 386268 bytes (377 KB) downloaded 377 KB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/ggplot2_3.5.2.zip' Content type 'application/zip' length 5018490 bytes (4.8 MB) downloaded 4.8 MB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/purrr_1.0.4.zip' Content type 'application/zip' length 550822 bytes (537 KB) downloaded 537 KB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/dplyr_1.1.4.zip' Content type 'application/zip' length 1589877 bytes (1.5 MB) downloaded 1.5 MB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/tidyr_1.3.1.zip' Content type 'application/zip' length 1272796 bytes (1.2 MB) downloaded 1.2 MB 试开URL’https://cran.rstudio.com/bin/windows/contrib/4.4/ggfortify_0.4.17.zip' Content type 'application/zip' length 2188148 bytes (2.1 MB) downloaded 2.1 MB 程序包‘farver’打开成功,MD5和检查也通过 程序包‘labeling’打开成功,MD5和检查也通过 程序包‘RColorBrewer’打开成功,MD5和检查也通过 程序包‘viridisLite’打开成功,MD5和检查也通过 程序包‘stringi’打开成功,MD5和检查也通过 程序包‘colorspace’打开成功,MD5和检查也通过 程序包‘fracdiff’打开成功,MD5和检查也通过 程序包‘generics’打开成功,MD5和检查也通过 程序包‘lmtest’打开成功,MD5和检查也通过 程序包‘timeDate’打开成功,MD5和检查也通过 程序包‘urca’打开成功,MD5和检查也通过 程序包‘withr’打开成功,MD5和检查也通过 程序包‘RcppArmadillo’打开成功,MD5和检查也通过 程序包‘gtable’打开成功,MD5和检查也通过 程序包‘isoband’打开成功,MD5和检查也通过 程序包‘scales’打开成功,MD5和检查也通过 程序包‘tidyselect’打开成功,MD5和检查也通过 程序包‘stringr’打开成功,MD5和检查也通过 程序包‘gridExtra’打开成功,MD5和检查也通过 程序包‘readxl’打开成功,MD5和检查也通过 Warning in install.packages : 无法删除软件包 ‘readxl’ 的先前安装 Warning in install.packages : 拷贝C:\Users\Lenovo\AppData\Local\R\win-library\4.4\00LOCK\readxl\libs\x64\readxl.dll到C:\Users\Lenovo\AppData\Local\R\win-library\4.4\readxl\libs\x64\readxl.dll时出了问题:Permission denied Warning in install.packages : 回复了‘readxl’ 程序包‘forecast’打开成功,MD5和检查也通过 程序包‘tseries’打开成功,MD5和检查也通过 Warning in install.packages : 无法删除软件包 ‘tseries’ 的先前安装 Warning in install.packages : 拷贝C:\Users\Lenovo\AppData\Local\R\win-library\4.4\00LOCK\tseries\libs\x64\tseries.dll到C:\Users\Lenovo\AppData\Local\R\win-library\4.4\tseries\libs\x64\tseries.dll时出了问题:Permission denied Warning in install.packages : 回复了‘tseries’ 程序包‘ggplot2’打开成功,MD5和检查也通过 程序包‘purrr’打开成功,MD5和检查也通过 程序包‘dplyr’打开成功,MD5和检查也通过 程序包‘tidyr’打开成功,MD5和检查也通过 程序包‘ggfortify’打开成功,MD5和检查也通过 下载的二进制程序包在 C:\Users\Lenovo\AppData\Local\Temp\Rtmp6XOHT7\downloaded_packages里 > library(readxl) # 数据读取 > library(forecast) # 时间序列分析 Registered S3 method overwritten by 'quantmod': method from as.zoo.data.frame zoo > library(tseries) # 统计检验 ‘tseries’ version: 0.10-58 ‘tseries’ is a package for time series analysis and computational finance. See ‘library(help="tseries")’ for details. > library(ggplot2) # 数据可视化 > library(purrr) # 函数式编程 > library(dplyr) # 数据处理 载入程序包:‘dplyr’ The following objects are masked from ‘package:stats’: filter, lag The following objects are masked from ‘package:base’: intersect, setdiff, setequal, union > library(tidyr) # 数据整理 > library(ggfortify) # 时间序列可视化 Registered S3 methods overwritten by 'ggfortify': method from autoplot.Arima forecast autoplot.acf forecast autoplot.ar forecast autoplot.bats forecast autoplot.decomposed.ts forecast autoplot.ets forecast autoplot.forecast forecast autoplot.stl forecast autoplot.ts forecast fitted.ar forecast fortify.ts forecast residuals.ar forecast > # 2. 数据预处理 > # 读取Excel文件(注意路径使用正斜杠) > raw_data <- read_excel("C:/Users/Lenovo/Desktop/EV Data Explorer 2025.xlsx") %>% + # 数据清洗流程 + select(Country, Year, Production) # 选择需要的列 Error in `select()`: ! Can't select columns that don't exist. ✖ Column `Country` doesn't exist. Run `rlang::last_trace()` to see where the error occurred. > mutate( + Year = as.numeric(Year), # 转换为数值型年份 + Production = as.numeric(Production) # 确保产量为数值型 + ) 错误: 找不到对象'Year' > drop_na(Production) # 删除缺失值 错误: 找不到对象'Production' > filter(Production > 0) # 过滤无效产量 错误: 找不到对象'Production' > group_by(Country) # 按国家分组 错误: 找不到对象'Country' > filter( + between(Year, 2014, 2024), # 保留2014-2024年数据 + n() >= 5 # 至少5个数据点 + ) 错误: 找不到对象'Year' > ungroup() # 取消分组 错误于UseMethod("ungroup"): "ungroup"没有适用于"NULL"目标对象的方法 > # 3. 创建时间序列对象列表 > country_ts <- raw_data > # 按国家拆分数据框 > group_split(Country) 错误: 找不到对象'Country' > # 创建时间序列对象 > map(~ { + ts_data <- ts( + data = .x$Production, + start = min(.x$Year), + frequency = 1 + ) + list( + name = unique(.x$Country), + ts = ts_data, + years = range(.x$Year) + ) + }) Error in `map()`: ! `.x` must be a vector, not a <formula> object. Run `rlang::last_trace()` to see where the error occurred. 警告信息: Use of calls and pairlists in map functions was deprecated in purrr 1.0.0. ℹ Please coerce explicitly with `as.list()` This warning is displayed once every 8 hours. Call `lifecycle::last_lifecycle_warnings()` to see where this warning was generated. > # 过滤有效时间序列 > keep(~ length(.x$ts) >= 5) 错误于keep(~length(.x$ts) >= 5): 缺少参数".p",也缺失默认值 > # 4. 定义增强型分析函数 > analyze_country <- function(ts_obj) { + tryCatch({ + # 平稳性检验(ADF检验) + while(adf.test(ts_obj$ts)$p.value > 0.05 & + length(ts_obj$ts) > 5) { + ts_obj$ts <- diff(ts_obj$ts) + } + + # 自动ARIMA建模 + model <- auto.arima( + ts_obj$ts, + seasonal = FALSE, + stepwise = FALSE, + approximation = FALSE + ) + + # 模型诊断 + residuals_test <- Box.test(residuals(model), type = "Ljung-Box") + + # 未来3年预测 + forecast_obj <- forecast(model, h = 3) + + # 返回结果 + list( + country = ts_obj$name, + model = model, + forecast = forecast_obj, + adf_pvalue = adf.test(ts_obj$ts)$p.value, + residuals_test = residuals_test$p.value, + plot_data = data.frame( + Year = time(ts_obj$ts), + Production = as.numeric(ts_obj$ts) + ) + ) + }, error = function(e) { + message(paste("Error in", ts_obj$name, ":", e$message)) + return(NULL) + }) + } > # 5. 执行批量分析 > #使用安全执行模式 > results <- map(country_ts, safely(analyze_country)) > # 6. 结果可视化与输出 > # 创建结果输出目录 > dir.create("analysis_results", showWarnings = FALSE) > # 处理分析结果 > walk2(results, country_ts, ~ { + if (!is.null(.x$result)) { + # 生成国家专属文件名 + country_name <- gsub("[^[:alnum:]]", "_", .x$result$country) + + # 保存时序图 + png(paste0("analysis_results/", country_name, "_timeseries.png"), + width = 1000, height = 600) + print( + autoplot(.x$result$plot_data$Production) + + ggtitle(paste(country_name, "Production Trend")) + + xlab("Year") + ylab("Production") + ) + dev.off() + + # 保存预测图 + png(paste0("analysis_results/", country_name, "_forecast.png"), + width = 1000, height = 600) + print( + autoplot(.x$result$forecast) + + ggtitle(paste(country_name, "3-Year Forecast")) + ) + dev.off() + + # 保存模型摘要 + sink(paste0("analysis_results/", country_name, "_model.txt")) + print(summary(.x$result$model)) + cat("\nResiduals Test p-value:", .x$result$residuals_test) + sink() + } + }) > # 7. 生成综合报告 > # 汇总所有国家结果 > summary_report <- map_dfr(results, ~ { + if (!is.null(.x$result)) { + data.frame( + Country = .x$result$country, + Model_Type = arima.string(.x$result$model), + AIC = AIC(.x$result$model), + Forecast_2025 = .x$result$forecast$mean[1], + Forecast_2026 = .x$result$forecast$mean[2], + stringsAsFactors = FALSE + ) + } + }) 数据在excel文件中的这个GEVO_EV_2025工作表里,region_country category parameter mode powertrain year unit value Aggregate group这是工作表的几列
06-01
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