[hunchentoot-devel] Issue with setting a dispatcher

Mackram Raydan mackram at gmail.com
Sun Sep 6 18:15:32 UTC 2009


Hey just in case anyone interested i wrote a post explaining the solution at
http://www.trailoflight.net/blog/?p=22

Mackram Raydan

Website: www.trailoflight.net
"An invasion of armies can be resisted, but not an idea whose time has
come." Victor Hugo


On Mon, Aug 31, 2009 at 10:05 PM, Mackram Raydan <mackram at gmail.com> wrote:

> Thank you so much Hans for your quick reply, that makes so much sense now
> :).
>
>
> Mackram Raydan
>
> Website: www.trailoflight.net
> "An invasion of armies can be resisted, but not an idea whose time has
> come." Victor Hugo
>
>
> On Mon, Aug 31, 2009 at 9:58 PM, Hans Hübner <hans.huebner at gmail.com>wrote:
>
>> On Mon, Aug 31, 2009 at 20:14, Mackram Raydan<mackram at gmail.com> wrote:
>> > I have been trying to get a dispatcher to work with hunchentoot but I
>> have
>> > been unable to do it at all. Specifically running the following line on
>> the
>> > REPL (hunchentoot:start (make-instance 'hunchentoot:acceptor :port 4555
>> > :request-dispatcher (apply 'hunchentoot:create-prefix-dispatcher '("/"
>> > make-home-page)))) would result in an error appearing when i try to
>> access
>> > the localhost:4555. The error I get is [2009-08-31 21:04:16 [ERROR]]
>> Error
>> > while processing connection: The value MAKE-HOME-PAGE is not of type
>> > SEQUENCE.
>>
>> Confusingly, the argument to :request-dispatcher is something
>> completely different from what create-prefix-dispatcher creates.  The
>> :request-dispatcher argument is only used when you do not want to use
>> the dispatcher/handler architecture of hunchentoot.  It is a function
>> designator for a function that is called for each request to be
>> handled.  This function needs to parse the request and call an
>> appropriate handler, in whatever fashion your architecture requires.
>> Contrasted to that, create-prefix-dispatcher is part of hunchentoot's
>> own dispatcher and handler architecture.  If you want to use that,
>> you'll not supply a :request-dispatcher argument when you create the
>> acceptor, as the default will do the right thing.
>>
>> -Hans
>>
>> _______________________________________________
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>> tbnl-devel at common-lisp.net
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>>
>
>
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