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引入依赖

  <dependency><groupId>cn.hutool</groupId><artifactId>hutool-all</artifactId><version>5.8.15</version></dependency>

文件导入

public void savelist(String filepath,String keyname){ExcelReader reader = ExcelUtil.getReader(FileUtil.file(filepath), 0);List<Map<String, Object>> sheetRowsMap = reader.readAll();String host = "192.168.1.80";int port = 6379;Jedis jedis = new  Jedis(host, port);for (Map<String, Object> stringObjectMap : sheetRowsMap) {TemplateVo vo =  JwfsStdPopRealPopNewTemplateVo.builder().addressDetail(String.valueOf(stringObjectMap.get("户籍地址(校验后)"))).popName(String.valueOf(stringObjectMap.get("姓名"))).popPhone(String.valueOf(stringObjectMap.get("电话"))).build();log.info(vo);}}

文件导出

 public static void export(List<JwfsStdPopRealPopNewTemplateVo> data, String path, String fileName, JwfsStdPopRealPopNewTemplateVo excelData) throws IOException {log.info("开始导出");ExcelWriter writer = ExcelUtil.getWriter();List<Map> fieldAnnotation = getFieldAnnotation(excelData);for(Map<String,String> map:fieldAnnotation){for(String key:map.keySet()){String value = map.get(key);writer.addHeaderAlias(key,value);}}//第1列40px宽//writer.setColumnWidth(0, 40);//第2列15px 宽//writer.setColumnWidth(1, 15);//对齐方式,水平左对齐,垂直中间对齐writer.getStyleSet().setAlign(HorizontalAlignment.LEFT, VerticalAlignment.CENTER);//标题样式CellStyle headCellStyle = writer.getHeadCellStyle();//设置背景色headCellStyle.setFillForegroundColor(IndexedColors.WHITE1.getIndex());//必须设置 否则背景色不生效headCellStyle.setFillPattern(FillPatternType.SOLID_FOREGROUND);//创建标题字体Font headFont = writer.createFont();headFont.setFontName("宋体");//大小headFont.setFontHeightInPoints((short) 11);//加粗headFont.setBold(true);headCellStyle.setFont(headFont);writer.setColumnWidth(-1, 30);writer.setRowHeight(-1,20);//保存路径FileOutputStream output = new FileOutputStream(path+fileName+".xls");// 一次性写出内容writer.write(data);//自适应列宽int columnCount = writer.getColumnCount();for (int i = 0; i < columnCount; ++i) {double width = SheetUtil.getColumnWidth(writer.getSheet(), i, false);if (width != -1.0D) {width *= 256.0D;//此处可以适当调整，调整列空白处宽度width += 220D;writer.setColumnWidth(i, Math.toIntExact(Math.round(width / 256D)));}}writer.flush(output,true);// 关闭writer，释放内存writer.close();}JwfsStdPopRealPopNewTemplateVo jwfsStdPopRealPopNewTemplateVo = JwfsStdPopRealPopNewTemplateVo.builder().build();export(list,"C:\\Users\\Administrator\\Desktop\\1\\",filename,jwfsStdPopRealPopNewTemplateVo);