Also, Sylvaine was talking about encapsulating this into a download
component, but it hasn't happened yet. Feel free to beat him to it
:)
-Mike
On 10/21/05, Mike Kienenberger <[EMAIL PROTECTED]> wrote:
> Here's one way.
>
> Note that facesContext.getResponseStream() is only valid during the
> render-response phase, so you'll have to access the HttpRequest
> directly (not sure how it works for portlets).
>
>
> public String downloadContentData()
> {
> Content selectedContent =
> (Content)this.announcementContentDataList.getRowData();
> FacesContext facesContext = FacesContext.getCurrentInstance();
> // OutputStream responseStream = facesContext.getResponseStream();
>
> try
> {
> OutputStream responseStream =
> ((HttpServletResponse)facesContext.getExternalContext().getResponse()).getOutputStream();
> if (null == responseStream) throw new
> AbortProcessingException("responseStream is null");
>
> HttpServletResponse response =
> (HttpServletResponse)facesContext.getExternalContext().getResponse();
> response.setContentType(selectedContent.getContentType());
> response.setHeader("Content-Disposition","attachment;filename=\""
> + selectedContent.getContentId() + "\"");
>
> response.setContentLength(selectedContent.getContentData().getData().length);
> responseStream.write(selectedContent.getContentData().getData());
>
> response.flushBuffer();
> }
> catch (IOException exception)
> {
> // TODO Auto-generated catch block
> exception.printStackTrace();
> }
>
> facesContext.responseComplete();
>
> return null;
> }
>
>
>
> On 10/21/05, CONNER, BRENDAN (SBCSI) <[EMAIL PROTECTED]> wrote:
> > We have an application requirement saying that the user needs the
> > ability to push a button on our report page to download the report data
> > into a local file on the user's machine suitable for loading into a
> > spreadsheet. How can something like this be done?
> >
> > - Brendan
> >
>
