Java poi to fill Excel (contains formulas)

rely

<dependency>
    <groupId>org.apache.poi</groupId>
    <artifactId>poi</artifactId>
    <version>4.1.2</version>
</dependency>

Excel template

first sheet page

 The second sheet page

accomplish

@Autowired
private ResourceLoader resourceLoader;

public void uploadRecordExcelFill() {
        FileOutputStream out = null;
        try {
            out = new FileOutputStream("E:/数据上传统计HochladenStatistiks.xlsx");
            //spring自带的读取文件（文件放在resource下）
            Resource resource = resourceLoader.getResource("classpath:excel/upload_record.xlsx");
            InputStream is = resource.getInputStream();
            //这里使用流的方式。如果使用File的方式，打包后是找不到模板文件路径的
            Workbook workbook = HSSFWorkbookFactory.create(is);

            //第一个sheet页  上传记录
            Sheet uploadRecordSheet = workbook.getSheetAt(0);

            //第一个sheet页所用数据
            List<UploadRecordVo> recordList = getUploadRecordExcelData();
            for (int i = 0; i < recordList.size(); i++) {
                Row row = uploadRecordSheet.createRow(i + 1);

                row.createCell(0).setCellValue(recordList.get(i).getNum());
                row.createCell(1).setCellValue(recordList.get(i).getMachineName());
                row.createCell(2).setCellValue(recordList.get(i).getExperimentName());
                row.createCell(3).setCellValue(recordList.get(i).getFileTime());
                row.createCell(4).setCellValue(recordList.get(i).getBeginTime());
                row.createCell(5).setCellValue(recordList.get(i).getEndTime());
                row.createCell(6).setCellValue(recordList.get(i).getFileSize());
                row.createCell(7).setCellFormula("IF(G" + (i + 2) + "=\"\",\"\",IF(TEXT(F" + (i + 2) + "-E" + (i + 2) + ",\"[s]\")=\"0\", \"上传时间<1s\",G" + (i + 2) + "/TEXT(F" + (i + 2) + "-E" + (i + 2) + ",\"[s]\")))");
                row.createCell(8).setCellValue(recordList.get(i).getYears());
                row.createCell(9).setCellValue(recordList.get(i).getMonths());
                row.createCell(10).setCellValue(recordList.get(i).getWeeks());
            }
            //执行公式
            uploadRecordSheet.setForceFormulaRecalculation(true);

            //第二个sheet页  统计数据
            Sheet statisticalDataSheet = workbook.getSheetAt(1);
            //第二页左侧数据
            List<WeekDataStatisticsVo> yearWeekList = selectYearAndWeek();
            for (int i = 0; i < yearWeekList.size(); i++) {
                Row row = statisticalDataSheet.createRow(i + 2);

                row.createCell(0).setCellValue(yearWeekList.get(i).getYearsWeek());
                row.createCell(1).setCellValue(yearWeekList.get(i).getWeeks());
                row.createCell(2).setCellFormula("IF(COUNTIFS(上传记录!B:B,\"*\"&\"Changchun\",上传记录!I:I,统计数据!A" + (i + 3) + ",上传记录!K:K,统计数据!B" + (i + 3) + ")=0,\"\",COUNTIFS(上传记录!B:B,\"*\"&\"Changchun\",上传记录!I:I,统计数据!A" + (i + 3) + ",上传记录!K:K,统计数据!B" + (i + 3) + "))");
                row.createCell(3).setCellFormula("SUMIFS(上传记录!G:G,上传记录!B:B,\"*\"&\"Changchun\",上传记录!I:I,统计数据!A" + (i + 3) + ",上传记录!K:K,统计数据!B" + (i + 3) + ")/1000000");
                row.createCell(4).setCellFormula("IF(COUNTIFS(上传记录!B:B,\"*\"&\"PG\",上传记录!I:I,统计数据!A" + (i + 3) + ",上传记录!K:K,统计数据!B" + (i + 3) + ")=0,\"\",COUNTIFS(上传记录!B:B,\"*\"&\"PG\",上传记录!I:I,统计数据!A" + (i + 3) + ",上传记录!K:K,统计数据!B" + (i + 3) + "))");
                row.createCell(5).setCellFormula("SUMIFS(上传记录!G:G,上传记录!B:B,\"*\"&\"PG\",上传记录!I:I,统计数据!A" + (i + 3) + ",上传记录!K:K,统计数据!B" + (i + 3) + ")/1000000");
                row.createCell(6).setCellFormula("IF(AND(C" + (i + 3) + "=\"\",E" + (i + 3) + "=\"\"),\"\",IF(C" + (i + 3) + "=\"\",0,C" + (i + 3) + ") + IF(E" + (i + 3) + " =\"\",0,E" + (i + 3) + "))");
                row.createCell(7).setCellFormula("D" + (i + 3) + "+F" + (i + 3));
            }
            //第二页右侧数据
            List<MonthDataStatisticsVo> yearMonthList = selectYearAndMonth();
            for (int i = 0; i < yearMonthList.size(); i++) {
                Row row = statisticalDataSheet.getRow(i + 2);

                row.createCell(9).setCellValue(yearMonthList.get(i).getYearsMonth());
                row.createCell(10).setCellValue(yearMonthList.get(i).getMonths());
                row.createCell(11).setCellFormula("IF(COUNTIFS(上传记录!B:B,\"*\"&\"Changchun\",上传记录!I:I,统计数据!J" + (i + 3) + ",上传记录!J:J,统计数据!K" + (i + 3) + ")=0,\"\",COUNTIFS(上传记录!B:B,\"*\"&\"Changchun\",上传记录!I:I,统计数据!J" + (i + 3) + ",上传记录!J:J,统计数据!K" + (i + 3) + "))");
                row.createCell(12).setCellFormula("SUMIFS(上传记录!G:G,上传记录!B:B,\"*\"&\"Changchun\",上传记录!I:I,统计数据!J" + (i + 3) + ",上传记录!J:J,统计数据!K" + (i + 3) + ")/1000000");
                row.createCell(13).setCellFormula("IF(COUNTIFS(上传记录!B:B,\"*\"&\"PG\",上传记录!I:I,统计数据!J" + (i + 3) + ",上传记录!J:J,统计数据!K" + (i + 3) + ")=0,\"\",COUNTIFS(上传记录!B:B,\"*\"&\"PG\",上传记录!I:I,统计数据!J" + (i + 3) + ",上传记录!J:J,统计数据!K" + (i + 3) + "))");
                row.createCell(14).setCellFormula("SUMIFS(上传记录!G:G,上传记录!B:B,\"*\"&\"PG\",上传记录!I:I,统计数据!J" + (i + 3) + ",上传记录!J:J,统计数据!K" + (i + 3) + ")/1000000");
                row.createCell(15).setCellFormula("IF(AND(L" + (i + 3) + "=\"\",N" + (i + 3) + "=\"\"),\"\",IF(L" + (i + 3) + "=\"\",0,L" + (i + 3) + ")+IF(N" + (i + 3) + "=\"\",0,N" + (i + 3) + "))");
                row.createCell(16).setCellFormula("M" + (i + 3) + "+O" + (i + 3));
            }

            statisticalDataSheet.setForceFormulaRecalculation(true);

            workbook.write(out);

        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            if (out != null) {
                try {
                    out.flush();
                    out.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }

            }
        }
    }

result

first sheet page

 

 The second sheet page