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")); > >>> > > >>> >--------------------------------------------------------------------- > >>> >To unsubscribe, e-mail: [EMAIL PROTECTED] > >>> >For additional commands, e-mail: [EMAIL PROTECTED] > >>> > > >>> > >>> --------------------------------------------------------------------- > >>> To unsubscribe, e-mail: [EMAIL PROTECTED] > >>> For additional commands, e-mail: [EMAIL PROTECTED] > >>> > >>> > >> > >>--------------------------------------------------------------------- > >>To unsubscribe, e-mail: [EMAIL PROTECTED] > >>For additional commands, e-mail: [EMAIL PROTECTED] > >> > > > >--------------------------------------------------------------------- > >To unsubscribe, e-mail: [EMAIL PROTECTED] > >For additional commands, e-mail: [EMAIL PROTECTED] > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]