Re: [Quantlib-dev] Error calling xlfGetDef Excel API function from Objecthandler's FunctionCall::callerName()

[Eric E. <eri...@na...>]

Hi Slava,

On Wed, August 20, 2008 15:01, Slava Mazur wrote:
> Hi Eric,
>
> Thank you for the explanation. Looks like the issue is boiled down to a
> new ObjectHandler requirement missed by me at some point: from now on
> one cannot define two different objects in different Excel cells and
> having the same user id. Depending on "overwrite" parameter the result
> would be either exception or the second object substitutes the first one
> in the object map.
>
> Please confirm that the above statement is correct.

Confirmed!

> If so, then yes, I agree, ObjectHandler is not as badly broken. What is
> badly broken, however, is backward compatibility, since now I have to
> redesign all my spreadsheets which worked fine with previous version of
> ObjectHandler (the one that used '~' as a key separator) to make sure
> uniqueness of all object ids defined. Right?

Probably yes.  I remember the ~ thing, that was a long time ago.  I can't
remember whether unique IDs were enforced in whatever version of OH that was,
but if you tell me they weren't I believe you.  I apologize for the
frustration caused by the lack of backward compatibility.

Regards,
Eric

-------------------------
Eric Ehlers
nazcatech sprl | Brussels | http://www.nazcatech.be
Distributed computing for pricing analytics - Use Microsoft Excel as a client
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