Re: [Quantlib-dev] Looping dependencies

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

Luca,
    thanks for the report.  Ferdinando applied your changes to the repository.

Luigi

On Sun, Feb 5, 2012 at 9:26 PM, Luca Billi <luc...@gm...> wrote:
> I noticed that the current implementation of LazyObjects generates
> infinite recursions
> in the case the dependency hierarchy among Observer/Observable objects
> contains loops.
>
> A suggestion to break the infinite recursion is to replace the update()
> method as follows:
>
>  void LazyObject::update() {
>
>      if (!frozen_&& calculated_){
>        //
>        // Set calculated_=false before calling notifyObservers()
>        //
>        calculated_ = false;
>
>        notifyObservers();
>      }
>
>      calculated_ = false;
>  }
>
>
> Luca
>
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