// file : mapping/traits-oracle.hxx // copyright : not copyrighted - public domain #ifndef TRAITS_ORACLE_HXX #define TRAITS_ORACLE_HXX // // Oracle implementation. // #include <cstddef> // std::size_t #include <cstring> // std::strncmp, std::memcpy #include <cassert> #include <odb/oracle/traits.hxx> #include <odb/oracle/details/date.hxx> #include "person.hxx" // date namespace odb { namespace oracle { template <> class value_traits<bool, id_string> { public: typedef bool value_type; typedef bool query_type; typedef char* image_type; static void set_value (bool& v, const char* b, std::size_t n, bool is_null) { v = (!is_null && n == 4 && std::strncmp ("true", b, n) == 0); } static void set_image (char* b, std::size_t c, std::size_t& n, bool& is_null, bool v) { is_null = false; n = v ? 4 : 5; assert (n <= c); std::memcpy (b, (v ? "true" : "false"), n); } }; template <> class value_traits<date, id_date> { public: typedef date value_type; typedef date query_type; typedef char* image_type; static void set_value (date& v, const char* b, bool is_null) { if (!is_null) { short y; unsigned char m, d, h, min, s; details::get_date (b, y, m, d, h, min, s); v = date (y, m, d); } else v = date (0, 0, 0); } static void set_image (char* b, bool& is_null, const date& v) { is_null = false; short y (static_cast<short> (v.year ())); unsigned char m (static_cast<unsigned char> (v.month ())); unsigned char d (static_cast<unsigned char> (v.day ())); details::set_date (b, y, m, d, 0, 0, 0); } }; } } #endif // TRAITS_ORACLE_HXX