JavaWeb 利用poi导出下拉框excel模版

 private HSSFWorkbook workbook = null;   
    private HSSFCellStyle titleStyle = null;   
    private HSSFCellStyle dataStyle = null;  
  
    /** 
     * 列头样式 


     * @param workbook 
     * @param sheet 
     */  
    public void setTitleCellStyles(HSSFWorkbook workbook,HSSFSheet sheet){  
        titleStyle = workbook.createCellStyle();  
  
        //设置边框  
        titleStyle.setBorderBottom(HSSFCellStyle.BORDER_THIN);  
        titleStyle.setBorderLeft(HSSFCellStyle.BORDER_THIN);  
        titleStyle.setBorderRight(HSSFCellStyle.BORDER_THIN);  
        titleStyle.setBorderTop(HSSFCellStyle.BORDER_THIN);  
        //设置背景色  
        titleStyle.setFillForegroundColor(HSSFColor.WHITE.index);  
        titleStyle.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);  
        //设置居中  
        titleStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER);  
        //设置字体  
        HSSFFont font = workbook.createFont();  
        font.setFontName("宋体");  
        font.setFontHeightInPoints((short) 11); //设置字体大小  
        font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);//粗体显示  
        titleStyle.setFont(font);//选择需要用到的字体格式  
        //设置自动换行  
        titleStyle.setWrapText(true);  
        //设置列宽 ,第一个参数代表列id(从0开始),第2个参数代表宽度值  
        sheet.setColumnWidth(0, 5000);   
        sheet.setColumnWidth(1, 5000);   
        sheet.setColumnWidth(2, 3000);   
        sheet.setColumnWidth(3, 7000);   
        sheet.setColumnWidth(4, 5000);   
        sheet.setColumnWidth(5, 5000);   
        sheet.setColumnWidth(6, 3000);   
        sheet.setColumnWidth(7, 3000);   
        sheet.setColumnWidth(8, 5000);   
        sheet.setColumnWidth(9, 5000);   
        sheet.setColumnWidth(10, 3000);   
        sheet.setColumnWidth(11, 3000);   
        sheet.setColumnWidth(12, 3000);   
        sheet.setColumnWidth(13, 3000);   
        sheet.setColumnWidth(14, 7000);   
        sheet.setColumnWidth(15, 7000);   
        sheet.setColumnWidth(16, 7000);   
        sheet.setColumnWidth(17, 7000);   
        sheet.setColumnWidth(18, 10000);   
    }  
    /** 
     * 数据样式 
     * @param workbook 
     * @param sheet 
     */  
    public void setDataCellStyles(HSSFWorkbook workbook,HSSFSheet sheet){  
        dataStyle = workbook.createCellStyle();  
  
        //设置边框  
        dataStyle.setBorderBottom(HSSFCellStyle.BORDER_THIN);  
        dataStyle.setBorderLeft(HSSFCellStyle.BORDER_THIN);  
        dataStyle.setBorderRight(HSSFCellStyle.BORDER_THIN);  
        dataStyle.setBorderTop(HSSFCellStyle.BORDER_THIN);  
        //设置背景色  
        dataStyle.setFillForegroundColor(HSSFColor.WHITE.index);  
        dataStyle.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);  
        //设置居中  
        dataStyle.setAlignment(HSSFCellStyle.ALIGN_LEFT);  
        //设置字体  
        HSSFFont font = workbook.createFont();  
        font.setFontName("宋体");  
        font.setFontHeightInPoints((short) 11); //设置字体大小  
        dataStyle.setFont(font);//选择需要用到的字体格式  
        //设置自动换行  
        dataStyle.setWrapText(true);  
    }  

/** 
     * 创建一列数据 
     * @param currentRow 
     * @param textList 
     */  
    public void creatRow(HSSFRow currentRow,List textList){  
        if(textList!=null&&textList.size()>0){  
            int i = 0;  
            for(String cellValue : textList){  
                HSSFCell userNameLableCell = currentRow.createCell(i++);  
                userNameLableCell.setCellValue(cellValue);  
            }  
        }  
    }  
  
      
    /** 
     * 创建一列应用列头 
     * @param userinfosheet1 
     * @param userName 
     */  
    public void creatAppRowHead(HSSFSheet userinfosheet1,int naturalRowIndex){  
        HSSFRow row = userinfosheet1.createRow(naturalRowIndex-1);  
  
        //0.所属分类
        HSSFCell Cell1 = row.createCell(0);  
        Cell1.setCellValue("所属分类");  
        Cell1.setCellStyle(titleStyle);  
  
        //1.分类名称
        HSSFCell Cell2 = row.createCell(1);  
        Cell2.setCellValue("分类名称");  
        Cell2.setCellStyle(titleStyle);  
  
        //2.资产类型  
        HSSFCell Cell3 = row.createCell(2);  
        Cell3.setCellValue("资产类型");  
        Cell3.setCellStyle(titleStyle);  
  
        //3.设备用途
        HSSFCell Cell4 = row.createCell(3);  
        Cell4.setCellValue("设备用途");  
        Cell4.setCellStyle(titleStyle);  
  
        //4.品牌  
        HSSFCell Cell5 = row.createCell(4);  
        Cell5.setCellValue("品牌");  
        Cell5.setCellStyle(titleStyle);  
        //5.型号 
        HSSFCell Cell6 = row.createCell(5);  
        Cell6.setCellValue("型号");  
        Cell6.setCellStyle(titleStyle);  
        //6.数量 
        HSSFCell Cell7 = row.createCell(6);  
        Cell7.setCellValue("数量");  
        Cell7.setCellStyle(titleStyle);  
        //7.计量单位   台、套、个 
        HSSFCell Cell8 = row.createCell(7);  
        Cell8.setCellValue("计量单位");  
        Cell8.setCellStyle(titleStyle);  
        //8.购入原值 
        HSSFCell Cell9 = row.createCell(8);  
        Cell9.setCellValue("购入原值");  
        Cell9.setCellStyle(titleStyle);  
        //9.购入时间
        HSSFCell Cell10 = row.createCell(9);  
        Cell10.setCellValue("购入时间");  
        Cell10.setCellStyle(titleStyle);  
        //10.现存状态  闲置、在用 
        HSSFCell Cell11 = row.createCell(10);  
        Cell11.setCellValue("现存状态");  
        Cell11.setCellStyle(titleStyle);  
        //11.仓库状态  在库、离库 
        HSSFCell Cell12 = row.createCell(11);  
        Cell12.setCellValue("仓库状态");  
        Cell12.setCellStyle(titleStyle);  
        //12.资产属性  完好、损坏 
        HSSFCell Cell13 = row.createCell(12);  
        Cell13.setCellValue("资产属性");  
        Cell13.setCellStyle(titleStyle);  
        //13.报废属性  正常、报废
        HSSFCell Cell14 = row.createCell(13);  
        Cell14.setCellValue("报废属性");  
        Cell14.setCellStyle(titleStyle);  
        //14.保管人 
        HSSFCell Cell15 = row.createCell(14);  
        Cell15.setCellValue("保管人");  
        Cell15.setCellStyle(titleStyle);  
        //15.资金来源
        HSSFCell Cell16 = row.createCell(15);  
        Cell16.setCellValue("资金来源");  
        Cell16.setCellStyle(titleStyle);  
        //16.供应商
        HSSFCell Cell17 = row.createCell(16);  
        Cell17.setCellValue("供应商");  
        Cell17.setCellStyle(titleStyle);  
        //17.供应商电话
        HSSFCell Cell18 = row.createCell(17);  
        Cell18.setCellValue("供应商电话");  
        Cell18.setCellStyle(titleStyle);  
        //18.备注说明
        HSSFCell Cell19 = row.createCell(18);  
        Cell19.setCellValue("备注说明");  
        Cell19.setCellStyle(titleStyle);  
    }  
      
    /** 
     * 创建一列应用数据 
     * @param userinfosheet1 
     * @param userName 
     */  
    public void creatAppRow(HSSFSheet userinfosheet1,String titels,int naturalRowIndex){  
        //在第一行第一个单元格，插入下拉框  
        HSSFRow row = userinfosheet1.createRow(naturalRowIndex-1);
        //所属分类
        String [] list1={"办公计算设备","网络交换设备","安全防御设备","办公打印设备","复印扫描设备","监控预警设备","影音传输设备","存储备份设备","机房运维设备","办公软件","工具软件","专业软件","系统软件","其他软件"}; 
        //分类名称
        String [] list2={"台式电脑","便携式电脑","平板电脑","智能终端","服务器","其他办公计算设备","交换机","路由器","中继设备","负载均衡","其他交换设备","防火墙","防毒墙","邮件网关","入侵防御","数据库审计","其他安全防御设备",
        "上网行为管理","VPN","针式打印机","激光式打印机","喷墨式打印机","一体机(打印、复印、传值)","票据打印机","其他办公打印设备","一体机","复印机","扫描仪","传真机","新风空调设备","UPS电源"}; 
        //资产类型
        String [] list3={"主设备","介质","配件"};
        //计量单位
        String [] list4={"台","套","个"}; 
        //现存状态
        String [] list5={"闲置","在用"}; 
        //仓库状态
        String [] list6={"在库","离库"}; 
        //资产属性
        String [] list7={"完好","损坏"}; 
        //报废属性
        String [] list8={"正常","报废"}; 
        
        
        //0.所属分类
        HSSFCell cell1 = row.createCell(0);  
        cell1.setCellValue("请选择");  
        cell1.setCellStyle(dataStyle);  
  
        //1.分类名称
        HSSFCell cell2 = row.createCell(1);  
        cell2.setCellValue("请选择");  
        cell2.setCellStyle(dataStyle);  
  
        //2.资产类型   
        HSSFCell cell3 = row.createCell(2);  
        cell3.setCellValue("请选择");  
        cell3.setCellStyle(dataStyle);  
  
      //3.设备用途
        HSSFCell cell4 = row.createCell(3);  
        cell4.setCellValue(titels);  
        cell4.setCellStyle(dataStyle);  
  
      //4.品牌
        HSSFCell cell5 = row.createCell(4);  
        cell5.setCellValue(titels);  
        cell5.setCellStyle(dataStyle);  
        //5.型号
        HSSFCell cell6 = row.createCell(5);  
        cell6.setCellValue(titels);  
        cell6.setCellStyle(dataStyle);  
        //6.数量
        HSSFCell cell7 = row.createCell(6);  
        cell7.setCellValue(titels);  
        cell7.setCellStyle(dataStyle);  
        //7.计量单位
        HSSFCell cell8 = row.createCell(7);  
        cell8.setCellValue("请选择");  
        cell8.setCellStyle(dataStyle);  
        //8.购入原值
        HSSFCell cell9 = row.createCell(8);  
        cell9.setCellValue(titels);  
        cell9.setCellStyle(dataStyle);  
        //9.购入时间
        HSSFCell cell10 = row.createCell(9);  
        cell10.setCellValue(new SimpleDateFormat("yyyy-MM-dd").format(new Date()).toString());  
        cell10.setCellStyle(dataStyle);  
        //10.现存状态
        HSSFCell cell11 = row.createCell(10);  
        cell11.setCellValue("请选择");  
        cell11.setCellStyle(dataStyle);  
        //11.仓库状态
        HSSFCell cell12 = row.createCell(11);  
        cell12.setCellValue("请选择");  
        cell12.setCellStyle(dataStyle);  
        //12.资产属性
        HSSFCell cell13 = row.createCell(12);  
        cell13.setCellValue("请选择");  
        cell13.setCellStyle(dataStyle);  
        //13.报废属性
        HSSFCell cell14 = row.createCell(13);  
        cell14.setCellValue("请选择");  
        cell14.setCellStyle(dataStyle);  
        //14.保管人
        HSSFCell cell15 = row.createCell(14);  
        cell15.setCellValue(titels);  
        cell15.setCellStyle(dataStyle);  
        //15.资金来源
        HSSFCell cell16 = row.createCell(15);  
        cell16.setCellValue(titels);  
        cell16.setCellStyle(dataStyle);  
        //16.供应商
        HSSFCell cell17 = row.createCell(16);  
        cell17.setCellValue(titels);  
        cell17.setCellStyle(dataStyle);  
        //17.供应商电话
        HSSFCell cell18 = row.createCell(17);  
        cell18.setCellValue(titels);  
        cell18.setCellStyle(dataStyle);  
        //18.备注说明
        HSSFCell cell19 = row.createCell(18);  
        cell19.setCellValue(titels);  
        cell19.setCellStyle(dataStyle);  
  
        //得到验证对象    
        DataValidation data_validation_list = this.getDataValidationByFormula(list1,naturalRowIndex,1); //从1开始下拉框处于第几列  
        //工作表添加验证数据    
        userinfosheet1.addValidationData(data_validation_list);
        
        DataValidation data_validation_list2 = this.getDataValidationByFormula(list2,naturalRowIndex,2);  
        //工作表添加验证数据    
        userinfosheet1.addValidationData(data_validation_list2);
        
        DataValidation data_validation_list3 = this.getDataValidationByFormula(list3,naturalRowIndex,3);  
        //工作表添加验证数据    
        userinfosheet1.addValidationData(data_validation_list3);
        
        DataValidation data_validation_list8 = this.getDataValidationByFormula(list4,naturalRowIndex,8);  
        //工作表添加验证数据    
        userinfosheet1.addValidationData(data_validation_list8);  
        
        DataValidation data_validation_list11 = this.getDataValidationByFormula(list5,naturalRowIndex,11);  
        //工作表添加验证数据    
        userinfosheet1.addValidationData(data_validation_list11); 
        
        DataValidation data_validation_list12 = this.getDataValidationByFormula(list6,naturalRowIndex,12);  
        //工作表添加验证数据    
        userinfosheet1.addValidationData(data_validation_list12); 
        
        DataValidation data_validation_list13 = this.getDataValidationByFormula(list7,naturalRowIndex,13);  
        //工作表添加验证数据    
        userinfosheet1.addValidationData(data_validation_list13);
        
        DataValidation data_validation_list14 = this.getDataValidationByFormula(list8,naturalRowIndex,14);  
        //工作表添加验证数据    
        userinfosheet1.addValidationData(data_validation_list14);  
       
    }  
      
    /** 
     * 使用已定义的数据源方式设置一个数据验证 
     * @param formulaString 
     * @param naturalRowIndex 
     * @param naturalColumnIndex 
     * @return 
     */  
    public DataValidation getDataValidationByFormula(String[] formulaString,int naturalRowIndex,int naturalColumnIndex){  
        //加载下拉列表内容    
        DVConstraint constraint = DVConstraint.createExplicitListConstraint(formulaString);   
        //设置数据有效性加载在哪个单元格上。    
        //四个参数分别是：起始行、终止行、起始列、终止列    
        int firstRow = naturalRowIndex-1;  
        int lastRow = naturalRowIndex-1;  
        int firstCol = naturalColumnIndex-1;  
        int lastCol = naturalColumnIndex-1;  
        CellRangeAddressList regions=new CellRangeAddressList(firstRow,lastRow,firstCol,lastCol);    
        //数据有效性对象   
        DataValidation data_validation_list = new HSSFDataValidation(regions,constraint);  
        return data_validation_list;    
    }  
  
    /** 
     * 生成导出下拉框excel 
     * @param outPathStr 输出路径 
     */  
    public HSSFWorkbook ExportComboxExcel (HSSFWorkbook workbook) {  
        try {  
//            workbook = new HSSFWorkbook();//excel文件对象    
            HSSFSheet sheet1 = workbook.createSheet("sheet1");//工作表对象  
            //设置列头样式  
            this.setTitleCellStyles(workbook,sheet1);  
            //设置数据样式  
            this.setDataCellStyles(workbook,sheet1);  
            //创建一行列头数据  
            this.creatAppRowHead(sheet1,1);  
            //创建一行数据  
            for (int i = 2; i < 11; i++) {  
                this.creatAppRow(sheet1, "",i);  
            }  
  
            System.out.println("导出成功!");  
        } catch (Exception e) {  
            e.printStackTrace();  
        }
        return workbook;
    }  
--------------------------------------------------------------------
action


/**
     * 导出台帐登记表(模版).xls
     * @author fangke
     * @throws IOException 
     */
    public String ExprotExcelTemp() throws IOException{
    HSSFWorkbook wb = null;
    ExportComboxExcel ecbe = null;
try
{ 
//Excel模板路径
       //重设头信息
ServletOutputStream out = response.getOutputStream();
       response.reset();
       response.setContentType("application/vnd.ms-excel;charset=utf-8");
       response.setHeader("Content-Disposition", "attachment;filename="
               + new String(("台帐入库登记表(模版)" + ".xls")
               .getBytes(), "iso-8859-1"));
      
wb = new HSSFWorkbook();
ecbe = new ExportComboxExcel();
wb=ecbe.ExportComboxExcel(wb);
wb.write(out);    
//刷新输出流
   out.flush();
   //关闭输出流
   if(out!=null){
     out.close();
   }  
} catch (FileNotFoundException e) {  
            e.printStackTrace();  
        } 
    return null;
    }