Excel导出后，是存在服务器端的某个文件夹，客户端如何下载
0
最佳答案
0
html：
<a href="/download?args.....">下载</a>
java：
download(args){
fileoutputstream fileout;
response.write(fileout)// 把文件流写入响应流，伪代码，自己完善
}
收获园豆：20
谢谢
其他回答(2)
0
[HttpGet]
public HttpResponseMessage ExportExcel()
{
//XSSFWorkbook workbook = new XSSFWorkbook();
//XSSFSheet sheet1 = (XSSFSheet)workbook.CreateSheet("费用");
//XSSFRow row1 = (XSSFRow)sheet1.CreateRow(0);
//FileStream fs = new FileStream("", FileMode.Create);
//workbook.Write(fs);
//fs.Close();
Models.NpoiMemoryStream ms = new Models.NpoiMemoryStream();
//MemoryStream ms = new MemoryStream();
ms.AllowClose = false;
//workbook.Write(ms);
ms.Flush();
ms.Seek(0, SeekOrigin.Begin);
ms.AllowClose = true;
// ms.Seek(0, SeekOrigin.Begin);
// ms.Position = 0;
HttpResponseMessage respon = new HttpResponseMessage(HttpStatusCode.OK);
respon.Content = new StreamContent(ms);
//respon.Content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/octet-stream");
respon.Content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/vnd.ms-excel");
respon.Content.Headers.ContentDisposition = new ContentDispositionHeaderValue("attachment")
{
FileName = System.Web.HttpUtility.UrlEncode("test.xlsx")
};
return respon;
}
0
@RequestMapping(value = "/sendExcel.xls")//下载Excel
public void sendUploadVoice(HttpServletResponse response,HttpServletRequest request,String pathName,String name) {
//System.out.println(pathName+"\t"+name);
File file = null;
try {
//接收请求
request.setCharacterEncoding("utf-8");
response.setCharacterEncoding("utf-8");
response.setContentType("application/octet-stream");//8进制字节流
//获取文件
name = URLDecoder.decode(name, "UTF-8");
//获取文件输入流 localFileDir是服务端存储文件的路径
file = new File(pathName);
response.setContentLength((int) file.length());
response.setHeader("Accept-Ranges", "bytes");
InputStream in = new BufferedInputStream(new FileInputStream(file), 1024);
OutputStream os = new BufferedOutputStream(response.getOutputStream());
byte[] bytes = new byte[1024];
int i = 0;
while ((i = in.read(bytes)) > 0) {
os.write(bytes, 0, i);
}
os.flush();
os.close();
} catch (Exception e) {
e.printStackTrace();
}
}