@RequestMapping(value="/poii")
public String nnn(HttpServletResponse response1) throws Exception {
HttpServletResponse response=new HttpServletResponseWrapper(response1);
ApplicationContext ac = new ClassPathXmlApplicationContext(
"applicationContext.xml");
ProductServiceIn bean = ac.getBean("ProductService",
ProductServiceIn.class);
List<Map<String, Object>> list = bean.selectProduct();
response.addHeader("Content-Dispositio","attachment;filename="+"name");
Workbook wb = new HSSFWorkbook();
Sheet sheet = wb.createSheet("product");
for (int i = 0; i < list.size(); i++) {
Row row = sheet.createRow(i);
Map<String, Object> map = list.get(i);
Set<String> set = map.keySet();
Iterator<String> key = set.iterator();
int j = 0;
while (key.hasNext()) {
String str = key.next();
Cell cell = row.createCell(j);
cell.setCellValue(map.get(str).toString());
j++;
}
}
wb.write(new FileOutputStream(""));
return "test";
}