the code is working on the development environment, but not after i
deploy it to gae

On May 16, 12:17 am, Guss <[email protected]> wrote:
> hmmm
> not working..
> i don't know why..
>
> i run this code:
>         public void doGet(HttpServletRequest req, HttpServletResponse resp)
>                         throws IOException {
>
>                 BlobstoreService blobstoreService =
> BlobstoreServiceFactory.getBlobstoreService();
>
>                 Iterator<BlobInfo> iterator = new
> BlobInfoFactory().queryBlobInfos();
>
>                 while(iterator.hasNext()) {
>                   BlobInfo b = iterator.next();
>                   if (b.getFilename().equals("myfile.exe")) {
>                           resp.setHeader("content-type", b.getContentType());
>                           resp.setHeader("content-disposition", "attachment; 
> filename=" +
> b.getFilename());
>                           resp.setHeader("content-length", new
> Long(b.getSize()).toString());
>                           resp.setContentLength(new 
> Long(b.getSize()).intValue());
>                           blobstoreService.serve(b.getBlobKey(),resp);
>                   }
>                 }
>         }
>
> and got this response header (using firebug)
> HTTP/1.1 200 OK
> Content-Type: application/x-msdownload
> Content-Disposition: attachment; filename=myfile.exe
> Date: Sat, 15 May 2010 21:14:16 GMT
> Server: Google Frontend
> Transfer-Encoding: chunked
>
> On May 15, 10:49 pm, Jaroslav Záruba <[email protected]>
> wrote:
>
>
>
>
>
> > Weird... Maybe it is the non-capitals in the header name? I'm not sure
> > whether it shouldn't be rather "Content-Length", instead of
> > "content-length". Maybe you cold try
> > response.setContentLength(size)
>
> > this is exact copy'n'paste from my code:
> > --
> > BlobKey blobKey = new BlobKey(request.getParameter("key"));
>
> > BlobInfo blobInfo = blobInfoFactory.loadBlobInfo(blobKey);
> > response.setContentLength(new Long(blobInfo.getSize()).intValue());
> > response.setHeader("content-type", blobInfo.getContentType());
> > response.setHeader("content-disposition", "attachment; filename=" +
> > blobInfo.getFilename());
>
> > blobstoreService.serve(blobKey, response);
> > --
> > ...both Firebug and Live HTTP headers show the header (with proper value)...
>
> > hope it helps
>
> > On Sat, May 15, 2010 at 9:00 PM, Guss <[email protected]> wrote:
> > > one more thing,
> > > i used httpfox to check the response header, and "content-length"
> > > header is not sent in the response..
>
> > > On May 15, 8:28 pm, Jaroslav Záruba <[email protected]> wrote:
> > > > Hi
>
> > > > --
> > > > BlobInfoFactory blobInfoFactory = new
> > > > BlobInfoFactory(DatastoreServiceFactory.getDatastoreService());
> > > > BlobInfo blobInfo = blobInfoFactory.loadBlobInfo(blobKey);
> > > > long blobSize = blobInfo.getSize();
> > > > response.setHeader("content-length", new Long(blobSize).toString());
> > > > --
>
> > > > Is this what you mean?
>
> > > > Regards
> > > >   J. Záruba
>
> > > > On Sat, May 15, 2010 at 6:38 PM, Guss <[email protected]> wrote:
> > > > > Hi,
> > > > > I'm using java in GAE and i recently started using Blobstore to serve
> > > > > my application download file, the only "issue" that i have is that
> > > > > when it serves the file
> > > > > the size is not sent to the browser so it can't estimate the time for
> > > > > the download to complete...
>
> > > > > here is the piece of code that i use to serve the file:
> > > > >                BlobstoreService blobstoreService =
> > > > > BlobstoreServiceFactory.getBlobstoreService();
>
> > > > >                Iterator<BlobInfo> iterator = new
> > > > > BlobInfoFactory().queryBlobInfos();
>
> > > > >                while(iterator.hasNext()) {
> > > > >                  BlobInfo b = iterator.next();
> > > > >                  if (b.getFilename().equals('myfile.exe'))
> > > > >                          blobstoreService.serve(b.getBlobKey(),resp);
> > > > >                }
>
> > > > > is there a way to also send the file size to the browser while serving
> > > > > the file?
>
> > > > > thanks,
> > > > > Oded.
>
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