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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