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haomingming 2026-01-04 14:21:42 +08:00
parent e4b4423b66
commit c7c7feefcf
1 changed files with 97 additions and 0 deletions
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sa-admin/src/main/java/net/lab1024/sa/admin/module/business/caseplatformcase/controller/CaseplatformCaseExcelController.java
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@ -18,6 +18,8 @@ import net.lab1024.sa.common.common.exception.BusinessException;
import net.lab1024.sa.common.module.support.operatelog.annoation.OperateLog;
import org.apache.poi.ss.formula.functions.T;
import org.apache.poi.ss.usermodel.*;
import org.apache.poi.ss.util.CellRangeAddress;
import org.apache.poi.xssf.streaming.SXSSFSheet;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.web.bind.annotation.*;
@ -157,6 +159,101 @@ public class CaseplatformCaseExcelController {
// 写数据
writer.write(processedList, writeSheet);
// 创建合计行（在数据写入后，finish 之前）
try {
Workbook workbook = writer.writeContext().writeWorkbookHolder().getWorkbook();
Sheet sheet = workbook.getSheetAt(0);
int totalRowIndex = 2 + processedList.size(); // 0=大标题，1=表头，2~1+size=数据，2+size=合计
Row totalRow = null;
// 如果是 SXSSFSheet，需要特殊处理
if (sheet instanceof SXSSFSheet) {
SXSSFSheet sxssfSheet = (SXSSFSheet) sheet;
// 先刷新所有已写入的行到磁盘
sxssfSheet.flushRows();
// 然后尝试创建新行
try {
totalRow = sxssfSheet.createRow(totalRowIndex);
} catch (IllegalArgumentException e) {
// 如果行已经存在，尝试获取它
totalRow = sxssfSheet.getRow(totalRowIndex);
if (totalRow == null) {
// 如果获取失败，尝试使用随机访问窗口
sxssfSheet.setRandomAccessWindowSize(-1); // 禁用随机访问窗口限制
totalRow = sxssfSheet.createRow(totalRowIndex);
}
}
} else {
// 普通 Sheet，直接创建或获取
totalRow = sheet.getRow(totalRowIndex);
if (totalRow == null) {
totalRow = sheet.createRow(totalRowIndex);
}
}
if (totalRow == null) {
throw new RuntimeException("无法创建合计行");
}
totalRow.setHeightInPoints(22);
// 合计行样式（黑底白字）
CellStyle totalStyle = workbook.createCellStyle();
Font totalFont = workbook.createFont();
totalFont.setBold(true);
totalFont.setColor(IndexedColors.WHITE.getIndex());
totalStyle.setFont(totalFont);
totalStyle.setFillForegroundColor(IndexedColors.BLACK.getIndex());
totalStyle.setFillPattern(FillPatternType.SOLID_FOREGROUND);
totalStyle.setAlignment(HorizontalAlignment.CENTER);
totalStyle.setVerticalAlignment(VerticalAlignment.CENTER);
totalStyle.setBorderTop(BorderStyle.THIN);
totalStyle.setBorderBottom(BorderStyle.THIN);
totalStyle.setBorderLeft(BorderStyle.THIN);
totalStyle.setBorderRight(BorderStyle.THIN);
// 合并前6列写"合计"
sheet.addMergedRegion(new CellRangeAddress(totalRowIndex, totalRowIndex, 0, 5));
Cell totalCell = totalRow.createCell(0);
totalCell.setCellValue("合计");
totalCell.setCellStyle(totalStyle);
// 实发、个税、应发赋值+样式
Cell actualCell = totalRow.createCell(6);
actualCell.setCellValue(totalActual);
actualCell.setCellStyle(totalStyle);
Cell taxCell = totalRow.createCell(8);
taxCell.setCellValue(totalTax);
taxCell.setCellStyle(totalStyle);
Cell totalAmtCell = totalRow.createCell(9);
totalAmtCell.setCellValue(totalTotal);
totalAmtCell.setCellStyle(totalStyle);
// 其他列补充边框
CellStyle borderStyle = workbook.createCellStyle();
borderStyle.setBorderBottom(BorderStyle.THIN);
borderStyle.setBorderTop(BorderStyle.THIN);
borderStyle.setBorderLeft(BorderStyle.THIN);
borderStyle.setBorderRight(BorderStyle.THIN);
borderStyle.setAlignment(HorizontalAlignment.CENTER);
for (int i = 0; i < head.size(); i++) {
if (i == 0 || i == 6 || i == 8 || i == 9) {
continue;
}
Cell cell = totalRow.getCell(i);
if (cell == null) {
cell = totalRow.createCell(i);
}
cell.setCellStyle(borderStyle);
}
} catch (Exception e) {
// 如果创建合计行失败，记录错误但不影响导出
e.printStackTrace();
}
// 6通知浏览器以附件的形式下载处理，设置返回头要注意文件名有中文
String fileName = URLEncoder.encode("病例数据", "UTF-8").replaceAll("\\+", "%20");
response.setHeader("Content-disposition", "attachment;filename=" + fileName + ".xlsx");