Spring mvc 导出table到Excel

    /**
     *
    * @Title: exportExcel
    * @Description: TODO(导出到excel)
    * @param Page page
    * @return ModelAndView    返回类型
    * @author yk
    * @throws Exception
     */
    @RequestMapping(value="/excel")
    public ModelAndView exportExcel(Page page) throws Exception{
        // 输出字符串到控制台
        logBefore(logger, Jurisdiction.getUsername()+"导出配件订单列表到excel");
        // Excel导出的数据上限为10000000 如果不设置则会只导出10条数据
        page.setShowCount(10000000);
        // 获得导出权限
        if(!Jurisdiction.buttonJurisdiction(menuUrl, "cha")){return null;}
        // 创建pd对象
        PageData pd = this.getPageData();
        // 将garage_id存入pd中
        pd.put("garage_id", Jurisdiction.getGarageID());
        // 将pd存入page对象
        page.setPd(pd);
        // 创建mv对象
        ModelAndView mv = new ModelAndView();
        // 创建Map对象，用于存入列名字与列值
        Map<String,Object> dataMap = new HashMap<String,Object>();
        // 创建titles对象，对象中的值为Excel的列名
        List<String> titles = new ArrayList<String>();
        // 向titles对象存入列名 start
        titles.add("开单日期");    //
        titles.add("单号");    //
        titles.add("供应商名称");    //
        titles.add("开单类型");    //
        titles.add("结算金额");    //
        titles.add("经手人");    //
        titles.add("结算方式");    //
        titles.add("订单状态");    //8
        // 向titles对象存入列名 end
 
        // 将dataMap对象存入Excel表列名的数组
        dataMap.put("titles", titles);
        // 获取配件订单列表
        List<PageData> varOList = partsOrderFormService.findPurchaseOrderlistPage(page);
        // 创建varList对象用于存放Excel中列的值
        List<PageData> varList = new ArrayList<PageData>();
        // varList存值start
        for(int i=0;i<varOList.size();i++){
            PageData vpd = new PageData();
            vpd.put("var1", varOList.get(i).get("create_datetime").toString());        //
            vpd.put("var2", varOList.get(i).getString("order_no"));        //
            vpd.put("var3", varOList.get(i).getString("sup_name"));    //
            vpd.put("var4", varOList.get(i).get("order_form_type").toString());    //
            vpd.put("var5", varOList.get(i).get("pur_total_price").toString());    //
            vpd.put("var6", varOList.get(i).getString("pur_handler"));    //
            vpd.put("var7", varOList.get(i).get("account_type").toString());    //
            vpd.put("var8", varOList.get(i).get("status_flag").toString());    //
            varList.add(vpd);
        }
        // varList存值end
        dataMap.put("varList", varList);
        // 创建Excel工具类的 erv对象
        ObjectExcelView erv = new ObjectExcelView();
        // 创建Excel表
        mv = new ModelAndView(erv,dataMap);
        return mv;
    }

工具类：

package com.cd.util;
 
import java.util.Date;
import java.util.List;
import java.util.Map;
 
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
 
import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
import org.apache.poi.hssf.usermodel.HSSFFont;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.springframework.web.servlet.view.document.AbstractExcelView;
 
import com.cd.util.PageData;
import com.cd.util.Tools;
/**
* 导入到EXCEL
* 类名称：ObjectExcelView.java
* @author RB
* @version 1.0
 */
public class ObjectExcelView extends AbstractExcelView{
 
    @Override
    protected void buildExcelDocument(Map<String, Object> model,
            HSSFWorkbook workbook, HttpServletRequest request,
            HttpServletResponse response) throws Exception {
        // TODO Auto-generated method stub
        Date date = new Date();
        String filename = Tools.date2Str(date, "yyyyMMddHHmmss");
        HSSFSheet sheet;
        HSSFCell cell;
        response.setContentType("application/octet-stream");
        response.setHeader("Content-Disposition", "attachment;filename="+filename+".xls");
        sheet = workbook.createSheet("sheet1");
 
        List<String> titles = (List<String>) model.get("titles");
        int len = titles.size();
        HSSFCellStyle headerStyle = workbook.createCellStyle(); //标题样式
        headerStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER);
        headerStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);
        HSSFFont headerFont = workbook.createFont();    //标题字体
        headerFont.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);
        headerFont.setFontHeightInPoints((short)11);
        headerStyle.setFont(headerFont);
        short width = 20,height=25*20;
        sheet.setDefaultColumnWidth(width);
        for(int i=0; i<len; i++){ //设置标题
            String title = titles.get(i);
            cell = getCell(sheet, 0, i);
            cell.setCellStyle(headerStyle);
            setText(cell,title);
        }
        sheet.getRow(0).setHeight(height);
 
        HSSFCellStyle contentStyle = workbook.createCellStyle(); //内容样式
        contentStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER);
        List<PageData> varList = (List<PageData>) model.get("varList");
        int varCount = varList.size();
        for(int i=0; i<varCount; i++){
            PageData vpd = varList.get(i);
            for(int j=0;j<len;j++){
                String varstr = vpd.getString("var"+(j+1)) != null ? vpd.getString("var"+(j+1)) : "";
                cell = getCell(sheet, i+1, j);
                cell.setCellStyle(contentStyle);
                setText(cell,varstr);
            }
 
        }
 
    }
 
}

  function outputEXCEL(){
          // 改变Form表单的action
          $("#Form").attr("action","partsOrderForm/excel.do").submit();
          // 提交完了之后变回之前的action
          $("#Form").attr("action","partsOrderForm/partsOrderFormList.do")
      }