What's the problem with that?

You want an OutputStream to send to your excelGen and Igor showed you
how to obtain one...what else do you need?

/M

On Tue, Apr 1, 2008 at 12:06 PM,  <[EMAIL PROTECTED]> wrote:
> FY.  Once you reach getResponse.getOutputStream, you are back to
>  square one with servlet programming.
>
>
>
>  >wtf
>  >
>  >-igor
>  >
>  >
>  >On Tue, Apr 1, 2008 at 1:12 AM,  <[EMAIL PROTECTED]> wrote:
>  >> In a raw servlet programming, it is trivial,
>  >>  just get response outputstream, set headers and pass it
>  >>  to the excelGen (as a poorman's way, close the connection after done)
>  >>  Wicket got to have a more structured api for this common task.
>  >>
>  >>
>  >>
>  >>  >This one (even with model args) falls to the same category of
>  >>  >getting the inputstream actively. I do not see how I can
>  >>  >define the model to get data since the controlling side is
>  >>  >excelGen(outputstream). it keeps writing data to outputstream.
>  >>  >and I am trying to get it directly send back to browser.
>  >>  >It has to directly write to the response stream in a single thread
>  >>  >or it would block.
>  >>  >
>  >>  >>see DownloadLink
>  >>  >>
>  >>  >>-igor
>  >>  >>
>  >>  >>
>  >>  >>On Tue, Apr 1, 2008 at 12:45 AM,  <[EMAIL PROTECTED]> wrote:
>  >>  >>> This does not apply as it copies input to output.
>  >>  >>>  My issue is that in OnClick()  I  call
>  >>  >>>
>  >>  >>>  excelGen(OutputStream)
>  >>  >>>
>  >>  >>>  to produce the bytes on the fly.  but the ResourceStream
>  >>  >>>  needs InputStream that wicket would read data to send as response.
>  >>  >>>  My take is that I need to get a handle of the reponse
>  >>  >>>  outputstream to pass it to excelGen. But How to do it at wicket api
>  >level
>  >>  >
>  >>  >>instead
>  >>  >>>  of bypass it to directly get servlet reponse stream.
>  >>  >>>
>  >>  >>>
>  >>  >>>
>  >>  >>>  >see Streams.copy() in wicket utils package
>  >>  >>>  >
>  >>  >>>  >-igor
>  >>  >>>  >
>  >>  >>>  >On Tue, Apr 1, 2008 at 12:31 AM,  <[EMAIL PROTECTED]> wrote:
>  >>  >>>  >> Hello:
>  >>  >>>  >>  I am trying to export dynamically generated excel file.
>  >>  >>>  >>  The generator would send the file.xls to an OutputStream.
>  >>  >>>  >>
>  >>  >>>  >>  In wicket, I am trying to use example as below but
>  >>  >>>  >>   how can I connect the OutputStream to the inputstream
>  >>  >>>  >>  ins.  Pipedoutputstream would block. Using a separate thread
>  >>  >>>  >>  is not desirable.
>  >>  >>>  >>
>  >>  >>>  >>  public void onClick() {
>  >>  >>>  >>
>  >>  >>>  >>    IResourceStream stream = new AbstractResourceStream() {
>  >>  >>>  >>
>  >>  >>>  >>                          public InputStream getInputStream()
>  >throws
>  >>  >>>  >ResourceStreamNotFoundException {
>  >>  >>>  >>
>  >>  >>>  >>
>  >>  >>>  >>                              return ins;
>  >>  >>>  >>                          }
>  >>  >>>  >>
>  >>  >>>  >>                          public void close() throws IOException {
>  >>  >>>  >>                              ins.close();
>  >>  >>>  >>                          }
>  >>  >>>  >>                      };
>  >>  >>>  >>
>  >>  >>>  >>                      getRequestCycle().setRequestTarget(
>  >>  >>>  >>                              new
>  >>  >>>  >ResourceStreamRequestTarget(stream).setFileName("file.xls"));
>  >>  >>>  >
>  >>  >>>
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