Re: [boost] Submission: Fixed-Capacity STL Containers Library

From: Andrei Alexandrescu (andrewalex_at_[hidden])
Date: 2002-02-05 17:06:47

> The std::stack and std::queue adaptors should work well of course.
> What I have done is just simply adding a static constant,
> "static_max_size", to there interface.  Here is the complete
> implementation of my fixed_capacity_stack.
>
> template<class T, std::size_t N,
>          template<class, std::size_t> class C = fixed_capacity_vector>
> class fixed_capacity_stack : public std::stack<T, C<T, N> >
> {
> public:
>   static const std::size_t static_max_size = C<T, N>::static_max_size;
>
> }; // fixed_capacity_stack

That's the wrong way of doing it. You don't inherit from a class just to add
data members and/or functions. (It's true it was a popular idiom in early
C++.)

Andrei

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