add 增加 excel 导出下拉框功能

疯狂的狮子Li

2023-06-25 4a9aafe8530e945bd52d8093944c4bcb1a89c28f

 ruoyi-modules/ruoyi-demo/src/main/java/org/dromara/demo/controller/TestExcelController.java

@@ -1,14 +1,19 @@
package org.dromara.demo.controller;

import cn.hutool.core.collection.CollUtil;
import org.dromara.common.excel.utils.ExcelUtil;
import jakarta.servlet.http.HttpServletResponse;
import lombok.AllArgsConstructor;
import lombok.Data;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import lombok.RequiredArgsConstructor;
import org.dromara.common.excel.core.ExcelResult;
import org.dromara.common.excel.utils.ExcelUtil;
import org.dromara.demo.domain.vo.ExportDemoVo;
import org.dromara.demo.listener.ExportDemoListener;
import org.dromara.demo.service.IExportExcelService;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import jakarta.servlet.http.HttpServletResponse;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
@@ -19,9 +24,12 @@
 *
 * @author Lion Li
 */
@RequiredArgsConstructor
@RestController
@RequestMapping("/demo/excel")
public class TestExcelController {

    private final IExportExcelService exportExcelService;

    /**
     * 单列表多数据
@@ -76,6 +84,26 @@
        ExcelUtil.exportTemplateMultiList(multiListMap, "多列表.xlsx", "excel/多列表.xlsx", response);
    }

    /**
     * 导出下拉框
     *
     * @param response /
     */
    @GetMapping("/exportWithOptions")
    public void exportWithOptions(HttpServletResponse response) {
        exportExcelService.exportWithOptions(response);
    }

    /**
     * 导入表格
     */
    @PostMapping(value = "/importWithOptions", consumes = MediaType.MULTIPART_FORM_DATA_VALUE)
    public List<ExportDemoVo> importWithOptions(@RequestPart("file") MultipartFile file) throws Exception {
        // 处理解析结果
        ExcelResult<ExportDemoVo> excelResult = ExcelUtil.importExcel(file.getInputStream(), ExportDemoVo.class, new ExportDemoListener());
        return excelResult.getList();
    }

    @Data
    @AllArgsConstructor
    static class TestObj1 {