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From "Carsten Ziegeler" <cziege...@s-und-n.de>
Subject RE: [Bug 7952] Changing the Enviroment interface?
Date Mon, 22 Apr 2002 06:17:44 GMT
I would suggest, that we delay this extension until we have unified
the stream and event pipeline objects and have them configurable.
I think that we will then see, how this can fit into the big picture.

Carsten

Anatoly Sennov wrote:
> 
> Hello Gerhard!
> You wrote to "Cocoon Developer List" <cocoon-dev@xml.apache.org> 
> on Sat, 20
> Apr 2002 11:23:47 +0200:
> 
>  GF> Hi Team, this bug + patch seems to me very valid and needful.
>  GF> <http://nagoya.apache.org/bugzilla/show_bug.cgi?id=7952>
> Thanks :-)
> 
>  GF> one problem...the patch changes the Enviroment interface and my
>  GF> experience is that you don't like this very much.
> 
>  GF> is there any problem when we add this two method to the
>  GF> Enviroment interface:
> 
> Maybe this patch requires more explanation.
> 
> First, it's a sort of quick hack to add the Last-Modified 
> handling to Cocoon
> fast as I needed this for our site.
> Second, since that it's working well for us, but... now I'm 
> thinking that we
> need more integrated solution to handle Last-Modified and 
> Is-Modified-Since.
> Currently Cocoon tries to handle Is-Modified-Since for the StreamPipeline
> but not in the EventPipeline. The Environment already has the 
> provisions for
> that (isResponseModified, setResponseModified).
> Third, after this patch the Cocoon behavior is not configurable - it
> generates Last-Modified is each and every response, this should 
> be changed:
> we need to have means to turn this off for some buggy user agents 
> (IE 6) in
> some situations to force them to update their local cache.
> 
> So, I think that the below methods should be added, but some further
> development is needed to make all things right :-)
> 
> When I'll finish the first round of the Slide integration I'll return to
> this problem.
> 
>  GF> <code>
>  GF> /**
>  GF>  * Sets the timestamp for the responce. This may be used by  *
>  GF> subclasses to perform some smart activity: for example,  * to return
>  GF> the Last-Modified HTTP header or to set the  * file attributes.
>  GF>  */
>  GF> void setTimestamp(long ts);
> 
>  GF> /**
>  GF>  * Get current timestamp.
>  GF>  */
>  GF> long getTimestamp();
>  GF> </code>
> 
> --Anatoly Sennov
> k2s ltd
> 
> 
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