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根据时间导出多个sheet 页

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This commit is contained in:
qjq
2024-10-16 15:20:15 +08:00
parent 185520f436
commit d6ab021200
1 changed files with 38 additions and 0 deletions
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38
yudao-module-member/yudao-module-member-biz/src/main/java/cn/iocoder/yudao/module/member/controller/admin/customizeExcel/CustomizeExcelController.java
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@ -6,7 +6,9 @@ import cn.iocoder.yudao.framework.operatelog.core.annotations.OperateLog;
import cn.iocoder.yudao.module.member.controller.admin.customizeExcel.vo.OrderExcelVO; import cn.iocoder.yudao.module.member.controller.admin.customizeExcel.vo.OrderExcelVO;
import cn.iocoder.yudao.module.member.service.customizeExcel.CustomizeExcelService; import cn.iocoder.yudao.module.member.service.customizeExcel.CustomizeExcelService;
import com.alibaba.excel.EasyExcel; import com.alibaba.excel.EasyExcel;
import com.alibaba.excel.ExcelWriter;
import com.alibaba.excel.converters.longconverter.LongStringConverter; import com.alibaba.excel.converters.longconverter.LongStringConverter;
import com.alibaba.excel.write.metadata.WriteSheet;
import com.alibaba.excel.write.style.column.LongestMatchColumnWidthStyleStrategy; import com.alibaba.excel.write.style.column.LongestMatchColumnWidthStyleStrategy;
import io.swagger.v3.oas.annotations.Operation; import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag; import io.swagger.v3.oas.annotations.tags.Tag;
@ -18,9 +20,12 @@ import org.springframework.web.bind.annotation.RestController;
import javax.annotation.Resource; import javax.annotation.Resource;
import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpServletResponse;
import java.io.IOException; import java.io.IOException;
import java.io.OutputStream;
import java.net.URLEncoder; import java.net.URLEncoder;
import java.nio.charset.StandardCharsets; import java.nio.charset.StandardCharsets;
import java.util.List; import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import static cn.iocoder.yudao.framework.operatelog.core.enums.OperateTypeEnum.EXPORT; import static cn.iocoder.yudao.framework.operatelog.core.enums.OperateTypeEnum.EXPORT;
@ -47,4 +52,37 @@ public class CustomizeExcelController {
} }
/**
* 根据时间导出多个sheet 页
* @param list
* @param response
* @throws IOException
*/
public void exporOrderDate(List<OrderExcelVO> list,HttpServletResponse response) throws IOException {
Map<String, List<OrderExcelVO>> collect = list.stream().collect(Collectors.groupingBy(OrderExcelVO::getDayTime));
// 按key（时间）排序，将数据按时间顺序放入列表
List<Map.Entry<String, List<OrderExcelVO>>> sortedEntries = collect.entrySet()
.stream()
.sorted(Map.Entry.comparingByKey()) // 按时间排序
.collect(Collectors.toList());
// 创建输出流
try (OutputStream outputStream = response.getOutputStream();
ExcelWriter excelWriter = EasyExcel.write(outputStream).build()) {
int sheetIndex = 0;
// 逐个创建Sheet，并写入每个时间段的数据
for (Map.Entry<String, List<OrderExcelVO>> entry : sortedEntries) {
WriteSheet writeSheet = EasyExcel.writerSheet(sheetIndex, "数据 " + entry.getKey()) // 使用时间作为sheet名
.head(OrderExcelVO.class)
.registerWriteHandler(new LongestMatchColumnWidthStyleStrategy()) // 自动列宽策略
.build();
// 写入数据到当前Sheet
excelWriter.write(entry.getValue(), writeSheet);
sheetIndex++;
}
// 下载EXCEL，返回给前段stream流
excelWriter.finish();
outputStream.flush();
}
}
} }