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				https://github.com/dromara/RuoYi-Vue-Plus.git
				synced 2025-11-04 08:13:44 +08:00 
			
		
		
		
	@@ -269,6 +269,26 @@ public class ExcelUtil {
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        }
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    }
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    /**
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     * 多sheet模板导出 模板格式为 {key.属性}
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     *
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     * @param filename     文件名
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     * @param templatePath 模板路径 resource 目录下的路径包括模板文件名
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     *                     例如: excel/temp.xlsx
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     *                     重点: 模板文件必须放置到启动类对应的 resource 目录下
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     * @param data         模板需要的数据
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     * @param response     响应体
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     */
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    public static void exportTemplateMultiSheet(List<Map<String, Object>> data, String filename, String templatePath, HttpServletResponse response) {
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        try {
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            resetResponse(filename, response);
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            ServletOutputStream os = response.getOutputStream();
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            exportTemplateMultiSheet(data, templatePath, os);
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        } catch (IOException e) {
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            throw new RuntimeException("导出Excel异常");
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        }
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    }
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    /**
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     * 多表多数据模板导出 模板格式为 {key.属性}
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     *
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@@ -303,6 +323,42 @@ public class ExcelUtil {
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        excelWriter.finish();
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    }
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    /**
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     * 多sheet模板导出 模板格式为 {key.属性}
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     *
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     * @param templatePath 模板路径 resource 目录下的路径包括模板文件名
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     *                     例如: excel/temp.xlsx
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     *                     重点: 模板文件必须放置到启动类对应的 resource 目录下
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     * @param data         模板需要的数据
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     * @param os           输出流
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     */
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    public static void exportTemplateMultiSheet(List<Map<String, Object>> data, String templatePath, OutputStream os) {
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        ClassPathResource templateResource = new ClassPathResource(templatePath);
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        ExcelWriter excelWriter = EasyExcel.write(os)
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            .withTemplate(templateResource.getStream())
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            .autoCloseStream(false)
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            // 大数值自动转换 防止失真
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            .registerConverter(new ExcelBigNumberConvert())
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            .build();
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        if (CollUtil.isEmpty(data)) {
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            throw new IllegalArgumentException("数据为空");
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        }
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        for (int i = 0; i < data.size(); i++) {
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            WriteSheet writeSheet = EasyExcel.writerSheet(i).build();
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            for (Map.Entry<String, Object> map : data.get(i).entrySet()) {
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                // 设置列表后续还有数据
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                FillConfig fillConfig = FillConfig.builder().forceNewRow(Boolean.TRUE).build();
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                if (map.getValue() instanceof Collection) {
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                    // 多表导出必须使用 FillWrapper
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                    excelWriter.fill(new FillWrapper(map.getKey(), (Collection<?>) map.getValue()), fillConfig, writeSheet);
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                } else {
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                    excelWriter.fill(map.getValue(), writeSheet);
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                }
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            }
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        }
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        excelWriter.finish();
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    }
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    /**
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     * 重置响应体
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     */
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@@ -94,6 +94,41 @@ public class TestExcelController {
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        exportExcelService.exportWithOptions(response);
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    }
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    /**
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     * 多个sheet导出
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     */
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    @GetMapping("/exportTemplateMultiSheet")
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    public void exportTemplateMultiSheet(HttpServletResponse response) {
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        List<TestObj1> list1 = new ArrayList<>();
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        list1.add(new TestObj1("list1测试1", "list1测试2", "list1测试3"));
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        list1.add(new TestObj1("list1测试4", "list1测试5", "list1测试6"));
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        List<TestObj1> list2 = new ArrayList<>();
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        list2.add(new TestObj1("list2测试1", "list2测试2", "list2测试3"));
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        list2.add(new TestObj1("list2测试4", "list2测试5", "list2测试6"));
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        List<TestObj1> list3 = new ArrayList<>();
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        list3.add(new TestObj1("list3测试1", "list3测试2", "list3测试3"));
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        list3.add(new TestObj1("list3测试4", "list3测试5", "list3测试6"));
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        List<TestObj1> list4 = new ArrayList<>();
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        list4.add(new TestObj1("list4测试1", "list4测试2", "list4测试3"));
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        list4.add(new TestObj1("list4测试4", "list4测试5", "list4测试6"));
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        List<Map<String, Object>> list = new ArrayList<>();
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        Map<String, Object> sheetMap1 = new HashMap<>();
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        sheetMap1.put("data1", list1);
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        Map<String, Object> sheetMap2 = new HashMap<>();
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        sheetMap2.put("data2", list2);
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        Map<String, Object> sheetMap3 = new HashMap<>();
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        sheetMap3.put("data3", list3);
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        Map<String, Object> sheetMap4 = new HashMap<>();
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        sheetMap4.put("data4", list4);
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        list.add(sheetMap1);
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        list.add(sheetMap2);
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        list.add(sheetMap3);
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        list.add(sheetMap4);
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        ExcelUtil.exportTemplateMultiSheet(list, "多sheet列表", "excel/多sheet列表.xlsx", response);
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    }
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    /**
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     * 导入表格
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     */
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											BIN
										
									
								
								ruoyi-modules/ruoyi-demo/src/main/resources/excel/多sheet列表.xlsx
									
									
									
									
									
										Normal file
									
								
							
							
						
						
									
										
											BIN
										
									
								
								ruoyi-modules/ruoyi-demo/src/main/resources/excel/多sheet列表.xlsx
									
									
									
									
									
										Normal file
									
								
							
										
											Binary file not shown.
										
									
								
							
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