JAVA 导出Excel2003格式文件实现代码

    public String exportExcel(String name, String name2, String name3,
            String name4, String name5, HttpServletRequest request,
            HttpServletResponse response){
        
        String path = request.getRealPath("/");
        List list = this.findVsendList(name,name2,name3,name4,name5);
        WritableWorkbook book = null;
        int pagernum,mus=65535,count,num;
        WritableSheet sheet = null;
    
        try {

            // 在位置0的前方插入表格页
            OutputStream os = response.getOutputStream();// 取得输出流
            response.reset();// 清空输出流
            response.setHeader("Content-disposition", "attachment; filename=" + new String("文件名".getBytes("GB2312"), "8859_1") + ".xls");// 设定输出文件头
            response.setContentType("application/msexcel");// 定义输出类型

            book = Workbook.createWorkbook(os);
            pagernum=list.size()/mus;
            for(int i=0;i<pagernum+1;i++){
                sheet = book.createSheet("sheet"+(i+1), i);

                // 删除页
                sheet.addCell(new Label(0, 0, "列一")); // 位置从0开始

                sheet.addCell(new Label(1, 0, "列二"));
                
                sheet.addCell(new Label(2, 0, "列三"));
                
                sheet.addCell(new Label(3, 0, "列四"));
                
                sheet.addCell(new Label(4, 0, "列五"));
                
                sheet.addCell(new Label(5, 0, "列六"));
                
                sheet.addCell(new Label(6, 0, "列七"));
                
                sheet.addCell(new Label(7, 0, "列八"));
                
                if(i==pagernum){
                    count=list.size()%mus;
                }else{
                    count=mus;
                }
                num=i*mus;
                
                for (int j = num; j < num+count; j++) {
                    VSendList sendlist = (VSendList) list.get(j);                
                    if (sendlist != null) {
                        String Type = "";
                        if (1 == sendlist.getXx()) {
                            Type = "XX";
                        } else if (2 == sendlist.getXx()) {
                            Type = "XX";                        
                        } else if (3 == sendlist.getXx()){
                            Type = "XX";
                        } else {
                            Type = "XX";
                        }
                        sheet.addCell(new Label(0, j + 1 - num, sendlist.getXxxx())); // 位置从0开始
                        sheet.addCell(new Label(1, j + 1 - num, sendlist.getXx()));
                        sheet.addCell(new Label(2, j + 1 - num, sendlist.getXxxx()));
                        sheet.addCell(new Label(3, j + 1 - num, Type));
                        sheet.addCell(new Label(4, j + 1 - num, sendlist.getXxxxx().substring(0, 19)));
                        sheet.addCell(new Label(5, j + 1 - num, sendlist.getXxxxxx()));
                        sheet.addCell(new Label(6, j + 1 - num, sendlist.getXxxxxx().toString()));
                        sheet.addCell(new Label(7, j + 1 - num, sendlist.getXxxxx()));
                    }
                }
            }
            book.write();
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            if (book != null) {
                try {
                    book.close();
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        }
        return null;
    }