Re: [Quantlib-dev] Wondering about the purpose to announce ObservableSettings following Singleton

[Luigi B. <lui...@gm...>]

Right, coding it as a singleton makes it a global setting.  If you wanted
two groups, you'd have to change the patters (and also to find a way to
assign each observable to one of the two groups).

Luigi


On Sat, Mar 26, 2016 at 12:19 PM Schmidt <sar...@es...>
wrote:

> Hi all developers of Quantlib
> My name is Schmidt, and I'm working for an Asia local bank. I just stepped
> into studying Quantlib for weeks. and now having a question about Class
> ObservableSettings. I'm wondering the purpose to announce it following
> Singleton pattern. Is it because that we'll only have market-data type
> variables to be observable, then all these market-data must apply the same
> Enable & Deferred updates settings. Cos now I'm thinking about if I have
> two
> types of variable observable, and I want them to be under different
> ObservableSettings, it seems can't be applicable with ObeservableSettings'
> Singleton pattern right?
>
>
>
>
> --
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