public void expStatistics(String filePath,String campuscode) {
    try {
      WritableWorkbook wwb = Workbook.createWorkbook(new File(filePath));
      JxlFormatUtil Jfu = new JxlFormatUtil();
      WritableSheet ws = wwb.createSheet("房屋報(bào)表統(tǒng)計(jì)", 0);
      String[] tableHead = {"校區(qū)名稱:20","房屋類型:30","房屋用途:30","使用面積(㎡):20"};
      for (int i = 0; i < tableHead.length; i++) {//每一列的標(biāo)題樣式
        ws.addCell(new Label(i, 0, tableHead[i].split(":")[0], JxlFormatUtil.wcHead));
        ws.setColumnView(i, Integer.valueOf(tableHead[i].split(":")[1]));
      }
      int col = 1;//從第1行開始
      //以下變量用來融合相同內(nèi)容 的行
      int perCol = col;
      String perPurpose = "";//上一個(gè)用途類型
      String purpose = "";//當(dāng)前用途類型
      int startMergeCol = 1;//要融合的第一行
      int endMergeCol = 0;//要融合的最后行
      boolean flag = true;//用來記錄是否是第一次循環(huán)
      //根據(jù)搜索條件導(dǎo)出
      List<FcxtCampus> campusList = new ArrayList<FcxtCampus>();
      if(null != campuscode && !"".equals(campuscode)){
        campusList = campusdao.findCampusByCode(campuscode);
      }else {
        campusList =campusdao.findCampus();
      }
      for (FcxtCampus campus : campusList) {
        List<FcxtBuild> builds = builddao.statisticsBuilds(campus.getCampuscode());//獲取所有房屋信息
        if(null != builds && builds.size() > 0){
          for (FcxtBuild build : builds) {
            int row = 0;//從第0列開始
            ws.addCell(new Label(row++, col, campus.getCampusname(), JxlFormatUtil.wcCenter));
            purpose = build.getUsefulpurpose();
            if(flag){//如果是第一次循環(huán)，將perPurpose初始化，以便后面的第一次判斷
              perPurpose = purpose;
              flag = false;
            }
            ws.addCell(new Label(row++, col, FcxtBuild.BUILD_USEFULPURPOSE.get(build.getUsefulpurpose()), JxlFormatUtil.wcCenter));
            if(purpose.equals(perPurpose)){
              endMergeCol++;
            }else{//兩者不相同時(shí)，融合之前相同的行
              ws.mergeCells(1, startMergeCol, 1, endMergeCol);
              startMergeCol = col;
              endMergeCol = startMergeCol;
              perPurpose = purpose;
            }
            ws.addCell(new Label(row++, col, FcxtBuild.BUILD_BUILDINGTYPE.get(build.getBuildingtype()), JxlFormatUtil.wcCenter));
            ws.addCell(new Label(row++, col, build.getBuildarea().toString(), JxlFormatUtil.wcCenter));
            col++;
          }
          ws.mergeCells(0, perCol, 0, col-1);
          perCol = col;
        }
      }
      wwb.write();
      wwb.close();
    } catch (Exception e) {
      e.printStackTrace();
    }
  }