java 数据导入xls

@RequestMapping("admin/doorDesign/getexcel.do")
public void getExcel(String name,String phone,Integer status,String start_time,String end_time,HttpServletRequest req, HttpServletResponse rsp)
throws Exception {
OutputStream ouputStream = null;
try{
DoorDesignEntity doorDesign =new DoorDesignEntity();
if(phone !=null && phone != "")
{
doorDesign.setPhone(phone);
}
if(name != "" && name !=null )
{
doorDesign.setName(name);
}
if(status !=null && status !=-1)
{
doorDesign.setStatus(status);
}
if(start_time !=null && start_time != "")
{
doorDesign.setStart_time(start_time);
}
if(end_time !=null && end_time != "")
{
doorDesign.getEnd_time();
}
List<DoorDesignEntity> list =doorDao.getlist(doorDesign);
// 获取总列数

int CountColumnNum = list.size();
// 创建Excel文档
HSSFWorkbook hwb = new HSSFWorkbook();
DoorDesignEntity doorDesignEntity=null;
// sheet 对应一个工作页
HSSFSheet sheet = hwb.createSheet("上门设计预约列表");
// api 段信息 Set the width (in units of 1/256th of a character width)
sheet.setColumnWidth((short) 1, (short) 4000);
sheet.setColumnWidth((short) 2, (short) 5000);
sheet.setColumnWidth((short) 3, (short) 5000);
sheet.setColumnWidth((short) 4, (short) 5000);
sheet.setColumnWidth((short) 5, (short) 5000);
sheet.setColumnWidth((short) 6, (short) 5000);
sheet.setColumnWidth((short) 7, (short) 5000);
HSSFRow firstrow = sheet.createRow(0); // 下标为0的行开始
HSSFCell[] firstcell = new HSSFCell[7];
String[] names = new String[7];
names[0]="编号";
names[1]="手机号码";
names[2]="姓名";
names[3]="地址";
names[4]="表单状态";
names[5]="处理时间";
names[6]="提交时间";
for (short j = 0; j < 7; j++) {
firstcell[j] = firstrow.createCell(j);
firstcell[j].setCellValue(new HSSFRichTextString(names[j]));
}
for (int i = 0; i < list.size(); i++) {
// 创建一行
HSSFRow row = sheet.createRow(i + 1);
// 得到要插入的每一条记录
doorDesignEntity = list.get(i);
//for (short colu = 0; colu <5; colu++) {
// 在一行内循环
HSSFCell xh = row.createCell((short) 0);
xh.setCellValue(i+1);
HSSFCell xm = row.createCell((short) 1);
xm.setCellValue(new HSSFRichTextString(doorDesignEntity.getPhone()));
HSSFCell yxsmc= row.createCell((short) 2);
yxsmc.setCellValue(new HSSFRichTextString(doorDesignEntity.getName()));
HSSFCell xkl1= row.createCell((short) 3);
xkl1.setCellValue(new HSSFRichTextString(doorDesignEntity.getProvince()+","+doorDesignEntity.getCity()));
HSSFCell xkl= row.createCell((short) 4);
xkl.setCellValue(new HSSFRichTextString(getstatus(doorDesignEntity.getStatus())));
HSSFCell cj= row.createCell((short)5);
cj.setCellValue(new HSSFRichTextString(doorDesignEntity.getChuliTime()));
HSSFCell cjd= row.createCell((short)6);
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
cjd.setCellValue(new HSSFRichTextString(sdf.format(doorDesignEntity.getAddtime())));
//}
}
rsp.setContentType("applicationnd.ms-excel");
rsp.setHeader("Content-disposition", "attachment;filename=" + new String(( "上门设计预约列表").getBytes("gb2312"), "iso8859-1")
+ ".xls");
ouputStream = rsp.getOutputStream();
hwb.write(ouputStream);
ouputStream.flush();
ouputStream.close();

} catch (Exception e) {
// TODO: handle exception
try {
ouputStream.flush();
ouputStream.close();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}

}

}
public String getstatus(Integer status){
String s="";
switch(status){
case 0 : s="未处理"; break;
case 1: s="已处理"; break;
}
return s;}
}