excel导出功能

/*
  * 导出 add by faby on 20180918
  */
 public void export(){
  HttpServletResponse response=ServletActionContext.getResponse();
  HttpServletRequest request=ServletActionContext.getRequest();
  ActionContext.initialize(ServletActionContext.getRequest(),ServletActionContext.getResponse());
  formmail0001 = formService.getFormData("mail0001");
  acLnAutoSend = new AcLnAutoSend();
  getFormValue(formmail0001);
  setObjValue(formmail0001, acLnAutoSend);
  acLnAutoSendList = (List) acLnAutoSendBo.findAll(acLnAutoSend);
  HSSFWorkbook wb = new HSSFWorkbook(); //创建一个excel文件
  HSSFSheet sheet = wb.createSheet("sheet1");  //创建table工作薄
  HSSFCellStyle style1 = wb.createCellStyle();  //新建单元格样式
  style1.setAlignment(HSSFCellStyle.ALIGN_CENTER); // 水平居中
  style1.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); // 垂直居中
  
  //画出页面单元格表头
  HSSFRow row;
  HSSFCell cell;
  //第一行------------------------------------------------------------------------
  row = sheet.createRow(0);
  //sheet.addMergedRegion(new CellRangeAddress(0,0,0,0));//控制合并单元格
  cell = row.createCell(0);
  cell.setCellValue("日期");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,1,1));
  cell = row.createCell(1);
  cell.setCellValue("存入款");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,2,2));
  cell = row.createCell(2);
  cell.setCellValue("提取款");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,3,3));
  cell = row.createCell(3);
  cell.setCellValue("累计净存入金额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,4,4));
  cell = row.createCell(4);
  cell.setCellValue("备付金余额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,5,5));
  cell = row.createCell(5);
  cell.setCellValue("放款金额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(0,0,0,13));
  cell = row.createCell(6);
  cell.setCellValue("还款本金金额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(0,0,14,18));
  cell = row.createCell(7);
  cell.setCellValue("当日余额增加");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(0,0,19,23));
  cell = row.createCell(8);
  cell.setCellValue("累计余额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(0,0,24,28));
  cell = row.createCell(9);
  cell.setCellValue("还款利息");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(0,0,29,30));
  cell = row.createCell(10);
  cell.setCellValue("还款罚息");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(0,0,31,32));
  cell = row.createCell(11);
  cell.setCellValue("应收收益");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,1,6,8));
  cell = row.createCell(12);
  cell.setCellValue("实收收益");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,1,9,10));
  cell = row.createCell(13);
  cell.setCellValue("累计收益");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,11,11));
  cell = row.createCell(14);
  cell.setCellValue("累计客户数");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,12,12));
  cell = row.createCell(15);
  cell.setCellValue("客户平均金额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,13,13));
  cell = row.createCell(16);
  cell.setCellValue("借据数");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,14,14));
  cell = row.createCell(17);
  cell.setCellValue("借据平均金额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,15,15));
  cell = row.createCell(18);
  cell.setCellValue("加权平均利率");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,16,16));
  cell = row.createCell(19);
  cell.setCellValue("累计客户数");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,17,17));
  cell = row.createCell(20);
  cell.setCellValue("客户平均金额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,18,18));
  cell = row.createCell(21);
  cell.setCellValue("借据数");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,19,19));
  cell = row.createCell(22);
  cell.setCellValue("借据平均金额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,20,20));
  cell = row.createCell(23);
  cell.setCellValue("加权平均利率");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,21,21));
  cell = row.createCell(24);
  cell.setCellValue("当日已结清金额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,22,22));
  cell = row.createCell(25);
  cell.setCellValue("累计结清金额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,23,23));
  cell = row.createCell(26);
  cell.setCellValue("加权平均久期（天）");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,24,24));
  cell = row.createCell(27);
  cell.setCellValue("加权平均利率");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,25,25));
  cell = row.createCell(28);
  cell.setCellValue("累计收益");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,26,26));
  cell = row.createCell(29);
  cell.setCellValue("逾期金额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,27,27));
  cell = row.createCell(30);
  cell.setCellValue("加权平均利率");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,28,28));
  cell = row.createCell(31);
  cell.setCellValue("不良借据金额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,29,29));
  cell = row.createCell(32);
  cell.setCellValue("不良率");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,30,30));
  cell = row.createCell(33);
  cell.setCellValue("还款金额");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,31,31));
  cell = row.createCell(34);
  cell.setCellValue("累计客户数(结清)");
  cell.setCellStyle(style1);
  //sheet.addMergedRegion(new CellRangeAddress(1,2,32,32));
  cell = row.createCell(35);
  cell.setCellValue("累计笔数(结清)");
  cell.setCellStyle(style1);
  
  cell = row.createCell(36);
  cell.setCellValue("新增笔数");
  cell.setCellStyle(style1);
  cell = row.createCell(37);
  cell.setCellValue("新增笔数(结清)");
  cell.setCellStyle(style1);
  cell = row.createCell(38);
  cell.setCellValue("新增笔数(未结清)");
  cell.setCellStyle(style1);
  cell = row.createCell(39);
  cell.setCellValue("新增平均期数");
  cell.setCellStyle(style1);
  
  
  String [][] array = findAll2();
  for(int i = 0; i < array.length; i++) {
      row = sheet.createRow(i+1);//创建表格行
      for(int j = 0; j < array[i].length; j++) {
          cell = row.createCell(j);//根据表格行创建单元格
          if(j==0) {//日期 和 xx率 不做千分位
           cell.setCellValue(array[i][j]);
          } else {
           cell.setCellValue(fmtMicrometer(array[i][j]));
          }
      }
  }
  
  Map<String,String> sysPathMap =(Map<String,String>)MBaseCache.getCache().getBeanCache(CachecodeUtil.SYS_PATH_STR, CachecodeUtil.SYS_PATH);
  //String tmppath = sysPathMap.get("040");
  //String tmppath = "C:\\Users\\13671\\Downloads";
  //String tmppath="D:\\home";
  String fileName = "Daily";
  OutputStream out =null;
  try {
   File file =new File(fileName);
   if  (!file .exists()  && !file .isDirectory())     
   {       
       file.mkdir();   
   }
   
   response.setContentType("application/xls;charset=UTF-8");
            response.setHeader("Content-Disposition", "attachment; filename=" + fileName + ".xls");//导出的格式及默认本地浏览器
      out = response.getOutputStream();
   wb.write(out);
  } catch (FileNotFoundException e) {
   e.printStackTrace();
  } catch (IOException e) {
   e.printStackTrace();
  }finally{
   try {
    wb.close();
   } catch (IOException e) {
    e.printStackTrace();
   }
  }
 
 }
 //遍历查询出来的数据
 private  String[][] findAll2() {
  String[][] array = new String[acLnAutoSendList.size()][40];
  for(int i=0;i<acLnAutoSendList.size();i++) {
   array[i][0]= ((AcLnAutoSend) acLnAutoSendList.get(i)).getABatchDate()+"";
   array[i][1] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getADepositMoney()+"";
   array[i][2] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getAExtractMoney()+"";
   array[i][3] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getASumNetDepositMoney()+"";
   array[i][4] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getAReserveBalance()+"";
   array[i][5] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getALoanAmt()+"";
   array[i][6] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getARepayPrincipalAmt()+"";
   array[i][7] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getATheDayBalanceAdd()+"";
   array[i][8] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getASumBalance()+"";
   array[i][9]  = ((AcLnAutoSend) acLnAutoSendList.get(i)).getARepayInterest()+"";
   array[i][10] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getARepayPenaltyInterest()+"";
   array[i][11] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getAIncomeReceivable()+"";
   array[i][12] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getARealIncome()+"";
   array[i][13] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getASumIncome()+"";
   array[i][14] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getBCountCustNbr()+"";
   array[i][15] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getBCustAvgAmt()+"";
   array[i][16] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getBReceiptNbr()+"";
   array[i][17] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getBReceiptAvgAmt()+"";
   array[i][18] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getBAvggInterestRate()+"";
   array[i][19] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getCCountCustNbr()+"";
   array[i][20] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getCCustAvgAmt()+"";
   array[i][21] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getCReceiptNbr()+"";
   array[i][22] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getCReceiptAvgAmt()+"";
   array[i][23] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getCAvggInterestRate()+"";
   array[i][24] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getDTheDaySettledAmt()+"";
   array[i][25] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getDSumSettledAmt()+"";
   array[i][26] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getDAvggDuration()+"";
   array[i][27] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getDAvggInterestRate()+"";
   array[i][28] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getDSumIncome()+"";
   array[i][29] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getEOverdueAmt()+"";
   array[i][30] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getEOverdueRate()+"";
   array[i][31] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getFBadAmt()+"";
   array[i][32] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getFBadRate()+"";
   array[i][33] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getGRepayAmt()+"";
   array[i][34] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getGCountCustNbr()+"";
   array[i][35] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getGCount()+"";
   array[i][36] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getGNewCount()+"";
   array[i][37] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getGNewCountSettle()+"";
   array[i][38] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getGNewCountUnclear()+"";
   array[i][39] = ((AcLnAutoSend) acLnAutoSendList.get(i)).getGNewAvgTerm()+"";
  }  
  return array;
  }
 /**
     * 格式化数字为千分位显示；
     * @param 要格式化的数字；
     * @return
     */ 
    public static String fmtMicrometer(String text) 
    { 
        DecimalFormat df = null; 
        if(text.indexOf(".") > 0) 
        { 
            if(text.length() - text.indexOf(".")-1 == 0) 
            { 
                df = new DecimalFormat("###,##0."); 
            }else if(text.length() - text.indexOf(".")-1 == 1) 
            { 
                df = new DecimalFormat("###,##0.0"); 
            }else 
            { 
                df = new DecimalFormat("###,##0.00"); 
            } 
        }else  
        { 
            df = new DecimalFormat("###,##0"); 
        } 
        double number = 0.0; 
        try { 
             number = Double.parseDouble(text); 
        } catch (Exception e) { 
            number = 0.0; 
        } 
        return df.format(number); 
    }