cif::row_comparator Class Reference

Public Member Functions
	row_comparator (category &cat)
int	operator() (const row *a, const row *b) const
int	operator() (const row_initializer &a, const row *b) const

Detailed Description

Definition at line 46 of file category.cpp.

Constructor & Destructor Documentation

row_comparator()

cif::row_comparator::row_comparator ( category &  cat )

inline

Definition at line 49 of file category.cpp.

        : m_category(cat)
    {
        auto cv = cat.get_cat_validator();

        for (auto k : cv->m_keys)
        {
            uint16_t ix = cat.add_column(k);

            auto iv = cv->get_validator_for_item(k);
            if (iv == nullptr)
                throw std::runtime_error("Incomplete dictionary, no Item Validator for Key " + k);

            auto tv = iv->m_type;
            if (tv == nullptr)
                throw std::runtime_error("Incomplete dictionary, no type Validator for Item " + k);

            using namespace std::placeholders;

            m_comparator.emplace_back(ix, std::bind(&type_validator::compare, tv, _1, _2));
        }
    }

Member Function Documentation

operator()() [1/2]

int cif::row_comparator::operator() ( const row *  a, const row *  b  ) const

inline

Definition at line 72 of file category.cpp.

    {
        assert(a);
        assert(b);

        row_handle rha(m_category, *a);
        row_handle rhb(m_category, *b);

        int d = 0;
        for (auto &c : m_comparator)
        {
            uint16_t k;
            compareFunc f;

            std::tie(k, f) = c;

            std::string_view ka = rha[k].text();
            std::string_view kb = rhb[k].text();

            d = f(ka, kb);

            if (d != 0)
                break;
        }

        return d;
    }

operator()() [2/2]

int cif::row_comparator::operator() ( const row_initializer &  a, const row *  b  ) const

inline

Definition at line 100 of file category.cpp.

    {
        assert(b);

        row_handle rhb(m_category, *b);

        int d = 0, i = 0;
        for (auto &c : m_comparator)
        {
            uint16_t k;
            compareFunc f;

            std::tie(k, f) = c;

            std::string_view ka = a[i++].value();
            std::string_view kb = rhb[k].text();

            d = f(ka, kb);

            if (d != 0)
                break;
        }

        return d;
    }

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The documentation for this class was generated from the following file:

• libcifpp/src/category.cpp