使用jxl导入excel文件

/**
     * 导入计划
     * @author liubf
     * @version 1.0
     * @createTime 2015-6-16
     */
    @RequestMapping("insertWBSPlan")
    public ResBean insertWBSPlan (HttpServletRequest request, HttpServletResponse response, ResBean handler) throws Exception {
        handler = new ResBean(SessionTools.getForBaseLoginDomainNo(request));
        Map<String, Object> parameter = new HashMap<String, Object>();
        try {
            Integer domainNo = SessionTools.getForBaseLoginDomainNo(request);
            if (domainNo == 0) {
                throw new AppException("获取域名失败！");
            }
            parameter.put("domainNo", domainNo);
            InputStream is = readUpload(request);
            if (is == null || "".equals(is)) {// 空文件
                handler.put("success", false);
                handler.put("msg", "上传文件为空！");
            }
            else{// 非空
                draftWBSService.readExcel(is,parameter);
                handler.put("success", true);
                handler.put("msg", "导入成功");
            }
        } catch (Exception e) {
            e.printStackTrace();
            log.error(e.getMessage(), e);
            handler.put("msg", e.getMessage());
            handler.put("error", true);
        }
    
        return handler;
    }
    
    
    /**
     * 读文件转为流
     * @param request
     * @return InputStream
     *  liubf
     * @throws Exception 
     */
    private InputStream readUpload(HttpServletRequest request) throws Exception {
        InputStream is = null;// 文件输入流
        MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
        CommonsMultipartFile orginalFile = (CommonsMultipartFile) multipartRequest.getFile("uploadFile");// 表单中对应的文件上传控件的名称；
        if (orginalFile != null && !orginalFile.isEmpty()) {// 如果有附件
            is = orginalFile.getInputStream();
        }
        return is;
    }

/**
         * 导入计划
         */
        @SuppressWarnings("rawtypes")
        public void readExcel(InputStream is, Map<String, Object> parameter)
                throws Exception {
            HashMap resultMap = new HashMap();
            Workbook rwb = Workbook.getWorkbook(is);
            Sheet sheet = rwb.getSheets()[0];// 读取第一个sheet表格
//            List<TabAgHarvestForecast> insertlisth = new ArrayList<TabAgHarvestForecast>();           // 插入list
            //y用于存储从excel中读取的数据
            List<Map<String, String>> mapList = new ArrayList<Map<String, String>>();
            //获取已经存在的会员名称和编号
            List<HashMap> infoList = infoBeanDao.getMySqlMapClient().queryForList("com.forlink.bankfinancing.memberCredit.query_membercredit_list",new HashMap());
            //获取会员表中所有的会员名称,编号,id
            List<HashMap> tradeList = infoBeanDao.getMySqlMapClient().queryForList("com.forlink.bankfinancing.memberCredit.query_tradeMember_list");
            //新建 一个map存已经存在的会员名称和编号
            HashMap existMap = new HashMap();
            if(infoList!=null&&infoList.size()>0){
                for (HashMap map : infoList) {
                    existMap.put(map.get("cust_no").toString(),map.get("cust_name").toString());
                }
            }
            for (int i = 2; i < sheet.getRows(); i++) {
                Cell[] cel = sheet.getRow(i);
                String cust_no = "";
                String cust_name = "";
                String total_fund = "";
                String str6 = "";
                String cust_id = "";
                for (int j = 0; j < cel.length; j++) {
                    if (j == 0)
                        cust_no = cel[j].getContents().trim();
                    if (j == 1)
                        cust_name = cel[j].getContents().trim();
                    if (j == 2)
                        total_fund = cel[j].getContents().trim();
                    if (j == 3)
                        str6 = cel[j].getContents().trim();
                }
                if ((cust_no == null || "".equals(cust_no)) && (cust_name == null || "".equals(cust_name))
                        && (total_fund == null || "".equals(total_fund)) && (str6 == null || "".equals(str6))
                        ) {
                } else {
                    int flag = i+1;
                    int flag_exist = 0;
                    if(Double.parseDouble(total_fund)<0){
                        throw new AppException("第"+flag+"行总授信额度需大于等于0!");
                    }
                    //如果已经存在这个会员编号,但输入的编号和名称不对应, 则报错
                    if (existMap.containsKey(cust_no)) {
                        flag_exist = 1;
                        if(!cust_name.equals(existMap.get(cust_no)))
                            throw new AppException("第"+flag+"行会员编码和会员名称不对应!");
                    }else {
                        //如果不存在这个会员编号.则从会员表中查的所有会员与之比较
                        for(HashMap map : tradeList){
                            if(cust_no.equals((String)map.get("cust_no_trade"))){
                                flag_exist = 1;
                                //如果上传的cust_name和数据库中存的不一致则报错
                                if(!cust_name.equalsIgnoreCase((String)map.get("cust_name_trade"))){
                                    throw new AppException("第"+flag+"行会员编码和会员名称不对应!");
                                }else{
                                    cust_name = (String)map.get("cust_name_trade");
                                    cust_id = (String)map.get("cust_id_trade");
                                }
                            }
                        }
                    }
                    if(0 == flag_exist){
                        throw new AppException("第"+flag+"行会员不存在!");
                    }
                    for(Map m : mapList){
                        String rowNum = (String)m.get("rowNum");
                        if(cust_no.equals(m.get("cust_no"))){
                            throw new AppException("第"+flag+"行会员与第"+rowNum+"行会员重复!");
                        }
                    }
                    Map<String, String> map_temp = new HashMap<String, String>();
                    map_temp.put("cust_no", cust_no);
                    map_temp.put("cust_name", cust_name);
                    map_temp.put("cust_id", cust_id);
                    map_temp.put("total_fund", total_fund);
                    map_temp.put("str6", str6);
                    map_temp.put("rowNum",(""+flag));
                    mapList.add(map_temp);
                }
            }
            
                for (int j = mapList.size() - 1; j >= 0; j--) {
                    Map<String, String> map = mapList.get(j);

                    FacilityInfoBean infoBean = new FacilityInfoBean();
                    infoBean.setCustName(map.get("cust_name"));
                    infoBean.setCustNo(map.get("cust_no"));
                    infoBean.setStr6(map.get("str6"));
                    infoBean.setTotalFund(new Double(Double.parseDouble((map.get("total_fund")))*100).longValue());
                    if(StringUtils.isEmpty(map.get("cust_id"))){//为空说明已经有此条数据,update即可
                        FacilityInfoBeanExample infoBeanExample = new FacilityInfoBeanExample();
                        Criteria criteria = infoBeanExample.createCriteria();
                        criteria.andCustNoEqualTo(infoBean.getCustNo());
                        List<FacilityInfoBean> selectBeanList = infoBeanDao.selectByExample(infoBeanExample);
                        if(selectBeanList.size()>1||selectBeanList.size()<1){
                            throw new AppException("编号为"+infoBean.getCustNo()+"的数据不存在或存在重复数据!");
                        }
                        FacilityInfoBean selectInfoBean = selectBeanList.get(0);
                        selectInfoBean.setTotalFund(infoBean.getTotalFund());
                        selectInfoBean.setStr6(infoBean.getStr6());
                        selectInfoBean.setTotalAvb(infoBean.getTotalFund()-selectInfoBean.getTotalFrz());
                        infoBeanDao.updateByPrimaryKeySelective(selectInfoBean);
                    }else{
                        infoBean.setCustId(Long.parseLong(map.get("cust_id")));
                        infoBean.setOtherId(Long.parseLong(map.get("cust_id")));
                        infoBean.setTotalAvb(infoBean.getTotalFund());
                        //必填参数
                        //币种
                        infoBean.setCurrId(2L);
                        //授信类型
                        infoBean.setFacilityType(3L);
                        infoBean.setTotalFrz(0L);
                        infoBean.setTotalUsed(0L);
                        infoBean.setTotalOffset(0L);
                        infoBean.setNeedOffset(0L);
                        infoBean.setFrzOffset(0L);
                        infoBean.setTotalPassed(0L);
                        infoBean.setN1(0L);
                        infoBean.setN2(0L);
                        infoBean.setN3(0L);
                        infoBean.setN4(0L);
                        infoBean.setN5(0L);
                        infoBean.setN6(0L);
                        //获取域编号
                        Integer domainNo = (Integer)parameter.get("domainNo");
                        infoBean.setDomainNo(domainNo.longValue());
                        //建立时间
                        infoBean.setOperDate(new Timestamp(new Date().getTime()));
                        
                        
                        Long accept_id = getNextSeq("seq_facility_info");
                        infoBean.setAcceptId(accept_id);
                        //生成accept_no
                        String accept_id_str = ""+accept_id;
                        SimpleDateFormat format = new SimpleDateFormat("yyyyMMdd");
                        format.setTimeZone(TimeZone.getTimeZone("GMT+8")); 
                        String date = format.format(new Date());
                        String accept_no = "SX"+date+ accept_id_str.substring(accept_id_str.length()-2, accept_id_str.length());
                        infoBean.setAcceptNo(accept_no);
                        infoBeanDao.insertSelective(infoBean);
                    }
                }
        }