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文件下载功能的实现【本文是excel下载】

masquelo 2013-10-20 11:33 95 查看
前台同步提交

@RequestMapping(value = "/out-excel", method = RequestMethod.POST)

public void outExcel(HttpServletRequest request,
HttpServletResponse response) {
String fileName = "清Q量统计表" + DateUtil.format(new Date(), "yyyyMMdd");
CleanQueACDTO cleanQueACDTO = getResult(request);

if(null == cleanQueACDTO){
throw new RuntimeException("表内容不能为空!");
}

HSSFWorkbook wb = (HSSFWorkbook) CreateExcel
.getInstance()
.CreateNewExcelNoTemplate("清Q量统计表", cleanQueACDTO.getL(),
cleanQueACDTO).getWorkbook();
OutputStream fOut = null;
try {
response.reset();//重要的一部
response.setContentType("application/octet-stream; charset=utf-8");
fileName = new String(fileName.getBytes(), "ISO-8859-1");//防止了中文名字出现乱码的情况
response.setHeader("Content-Disposition", "attachment;filename="
+ fileName + ".xls");
fOut = response.getOutputStream();
wb.write(fOut);
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (fOut != null) {
fOut.flush();
fOut.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
标签:  下载 excel 乱码 utf-8