Actually, you can directly inject the Response object (the Response
service is a shadow of RequestGlobals.response).

On Fri, Mar 19, 2010 at 1:11 PM, Igor Drobiazko
<igor.drobiazko@(protected):
> Just inject service RequestGlobals [1] into your page, retrieve the Response
> from it and send the 404 error to the client.
>
> [1]
> http://tapestry.apache.org/tapestry5/apidocs/org/apache/tapestry5/services/RequestGlobals.html
>
> On Fri, Mar 19, 2010 at 6:39 PM, Mike Oestereter
> <mike.oestereter@(protected):
>
>> That's what I'm doing at the moment, but is not what I want.
>> The result from the user's perspective is is a redirect 302 (or
>> something) to a 404, which I don't think makes sense?
>>
>> On Fri, Mar 19, 2010 at 4:51 PM, Christian Riedel
>> <cr.mlist@(protected):
>> > I would create an Error404.java page and redirect to it in case your
>> onActivate doesn't find a corresponding entity.
>> >
>> > Am 19.03.2010 um 15:04 schrieb Mike Oestereter:
>> >
>> >> Hello
>> >>
>> >> I've got a page that takes the context as parameter to produce a
>> >> result from db, e.g.:  http:/hostname/app/page/123
>> >>
>> >> If the db result for 123 does not exist I would like to throw a 404.
>> >>
>> >> Currently I'm using...
>> >>
>> >> Object onActivate(EventContext context) {
>> >>  //db lookup code to prepare page
>> >> }
>> >>
>> >> Is the best way to throw a custom error that gets picked up by the
>> >> ExceptionReport page and "rendered" with a status code of 404?
>> >>
>> >> Or is there a way to initialize/prepare the page earlier in the cycle
>> >> and detect the non existence of resource 123?
>> >>
>> >> Thanks
>> >> Theo
>> >>
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>> >
>> >
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>
>
> --
> Best regards,
>
> Igor Drobiazko
> http://tapestry5.de/blog
>



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