There's a CharacterEncodingFilter in web.xml that might helps.
Matt
On Wed, Apr 30, 2008 at 7:15 AM, LonB <[EMAIL PROTECTED]> wrote:
> In a JSF page, I have a form in a view, that submits via an action
> commandlink... something like: <f:view>
> <h:form id="runReport">
> ...
> <h:commandLink action="#{reportList.run}"
> value="#{text['button.runReport']}">
> <f:param name="customerId" value="#{reportList.customerId}" />
> </h:commandLink>
> ...
>
> It invokes the "run" method of the backing bean, which executes a POI/HSSF
> (excel) report, and streams it to the output stream. Something like
> ('BasePage' is from AppFuse):
>
> public class ReportList extends BasePage implements Serializable {
> ...
> public String run() {
> HttpServletResponse response = getResponse();
> response.setContentType("application/vnd.ms-excel");
> response.setHeader("Content-Disposition", "attachment;
> filename=Summary.xls");
> ...
> ServletOutputStream out = response.getOutputStream();
> workbook.write(out);
> out.flush();
> out.close();
> ...
> getFacesContext().responseComplete();
> return null;
> }
>
>
>
> The first time I startup tomcat 6.0 and submit the form, the page returns
> incorrectly encoded characters, that look something like:
>
> ? ?X @? ????? ???"? ??? ? ? ?? ????? ???1? ?????? ? ?????? A?r?i?a?l?1?
> ?????? ? ?????? ;_("$"* "-"_);_(@_) .?)?)??
>
>
>
> Simply hitting 'refresh' resolves the issue and then it works fine (the
> form loads correctly, the browser "open or save as" dialog opens correct and
> the output excel document is perfect. If I leave the page and return, it
> generally works fine. And this only seems to happen once per app server
> startup.
>
> I compared the HTTP headers of the correctly working case and the broken
> case, the only two differences are the "Content-Type", which is "text/html"
> when broken and "text/html;charset=UTF-8" when working. And the second is
> the response compression, which is "gzip" when working and "-" when broken.
> I disabled the gzip filter but that didn't help. I'm not sure how to adjust
> the character encoding.
>
> Any advice would be greatly appreciated!
>
> Thanks, Lon
> ________________________________
> View this message in context: JSF semi-randomly returns incorrectly encoded
> output. Fixed by hitting refresh.
> Sent from the AppFuse - User mailing list archive at Nabble.com.
>
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