此例为初次参与企业项目做的，代码粗糙勿见怪：
/** * 从EXCEL导入核心企业信息到数据库 * @param file * @return * @throws Exception */ @RequestMapping(value = "importWhitelistExcel") public ModelAndView readExcel( @RequestParam(value="excel",required=false) MultipartFile file ) { ModelAndView mv = this.getModelAndView(); PageData pd = this.getPageData(); Whitelist whiteList = new Whitelist(); if(!Jurisdiction.buttonJurisdiction(menuUrl, "add")){return null;} if (null != file && !file.isEmpty()) { String filePath = PathUtil.getClasspath() + Const.FILE_PATH_FILE; //文件上传路径 String dateStr = DateUtils.getSdfTimes(); String fileName = "Whitelist_"+Jurisdiction.getUsername()+"_"+dateStr; fileName = FileUpload.fileUp(file, filePath, fileName); //执行上传 //执行读EXCEL操作,读出的数据导入List 2:从第3行开始；1:从第B列开始；0:第0个sheet String errmsg=null; //Matcher matcher = null; List readList=new ArrayList (); List errorList=new ArrayList (); try{ List excelPdList = (List)ObjectExcelRead.readExcel(filePath, fileName, 2, 1, 0, "#.####"); /*数据库写入操作======================================*/ /* * 白名单信息必输字段： * 核心企业名称,项目公司名称 * （为非必输） * 校验： */ for(PageData ca:excelPdList){ // 忽略序号 PageData readPd = new PageData(); PageData tipPd = new PageData(); String coreManuName = StringUtils.trimToEmpty(ca.getString("var1")); //核心企业名称 String companyName = StringUtils.trimToEmpty(ca.getString("var2")); //项目公司名称 String coreManuId = null; //int index = excelPdList.indexOf(ca); // 数据校验开始 if(StringUtils.isEmpty(coreManuName)) { tipPd.put("coreManuName", coreManuName); tipPd.put("companyName", companyName); if(StringUtils.isEmpty(companyName)){ // tipPd.put("tip", "核心企业名称和项目公司名称不能为空"); continue; }else{ tipPd.put("tip", "核心企业名称不能为空"); } errorList.add(tipPd);// errmsg="核心企业名称不能为空";// break; }else if(StringUtils.isEmpty(companyName)) { tipPd.put("coreManuName", coreManuName); tipPd.put("companyName", companyName); tipPd.put("tip", "项目公司名称不能为空"); errorList.add(tipPd);// errmsg="核心企业["+coreManuName+"]项目公司名称不能为空";// break; }// CoreCompany c = coreCompanyService.findByCompanyName(coreManuName);// System.out.println(coreManuName);// System.out.println(c); if(!StringUtils.isEmpty(coreManuName)){ CoreCompany coreManu = coreCompanyService.findByCompanyName(coreManuName); if(coreManu == null) { tipPd.put("coreManuName", coreManuName); tipPd.put("companyName", companyName); tipPd.put("tip", "系统找不到核心企业名称，核心企业名称错误"); errorList.add(tipPd); }else { coreManuId = coreManu.getId(); whiteList = whitelistService.findByWhitelistName(coreManuId, companyName); if(whiteList != null) {//判断导入表中是否存在相同数据 tipPd.put("coreManuName", coreManuName); tipPd.put("companyName", companyName); tipPd.put("tip", "此记录已录入系统"); errorList.add(tipPd);// errmsg = "核心企业["+coreManuName+"]和项目公司["+companyName+"在系统中已存在，请在导入表删除后重新导入";// break; } } } readPd.put("coreManuId", coreManuId); //核心企业编号 readPd.put("companyName", companyName); //项目公司名称 readPd.put("status", "EBST0101"); readPd.put("createUser", Jurisdiction.getUsername()); readPd.put("createTime", DateUtils.getTime()); readPd.put("lasUpdUser", Jurisdiction.getUsername()); readPd.put("lasUpdTime", DateUtils.getTime()); readPd.put("Id", this.get32UUID()); //ID if(!readList.isEmpty()) { for(PageData read : readList) { if(read.containsValue(companyName) && read.containsValue(coreManuId)){ //判断导入表中是否有相同项目公司 tipPd.put("coreManuName", coreManuName); tipPd.put("companyName", companyName); tipPd.put("tip", "此记录在导入表中重复"); errorList.add(tipPd);// errmsg = "导入表里核心企业["+coreManuName+"]和项目公司["+companyName+"]在表中重复,请修改后导入";// break; } } } readList.add(readPd); } }catch(Exception ex){ logger.error("处理Excel文件出错", ex); errmsg="处理Excel文件出错,"+ex.getMessage(); } if(errmsg==null && readList.size()==0){ errmsg="未检测到符合条件的数据"; } if(errmsg!=null || errorList.size()>0){ if(errmsg==null){ errmsg="数据导入失败，请核对以下数据"; } mv.addObject("errmsg", errmsg); mv.addObject("tipList", errorList); mv.setViewName("business/whitelist/whitelist_upload"); return mv; } // if(errmsg!=null){// mv.addObject("errmsg", errmsg);// mv.setViewName("business/whitelist/whitelist_upload");// return mv;// } //批量保存到数据库 try { whitelistService.saveAll(readList); } catch (Exception e) {// e.printStackTrace(); logger.error(e.toString()); errmsg = "系统异常，保存数据失败"; mv.addObject("errmsg", errmsg); mv.setViewName("business/whitelist/whitelist_upload"); return mv; } } mv.addObject("msg","success"); mv.setViewName("save_result"); return mv; }