// file : common/inheritance/polymorphism/test8.hxx // copyright : Copyright (c) 2009-2015 Code Synthesis Tools CC // license : GNU GPL v2; see accompanying LICENSE file #ifndef TEST8_HXX #define TEST8_HXX #include <string> #include <vector> #include <typeinfo> #include <odb/core.hxx> // Test polymorphism and abstract bases. // #pragma db namespace table("t8_") namespace test8 { #pragma db object polymorphic struct root { virtual ~root () = 0; // Auto-abstract. root () {} root (unsigned long i, unsigned long n): id (i), num (n) {} #pragma db id unsigned long id; unsigned long num; std::vector<std::string> strs; virtual bool compare (const root& r, bool tc = true) const { if (tc && typeid (r) != typeid (root)) return false; return id == r.id && num == r.num && strs == r.strs; } }; inline root:: ~root () {} inline bool operator== (const root& x, const root& y) {return x.compare (y);} #pragma db object struct base: root { base () {} base (unsigned long i, unsigned long n, const std::string& s) : root (i, n), str (s) {} std::string str; std::vector<unsigned long> nums; virtual bool compare (const root& r, bool tc = true) const { if (tc && typeid (r) != typeid (base)) return false; const base& b (static_cast<const base&> (r)); return root::compare (r, false) && str == b.str && nums == b.nums; } }; #pragma db object abstract struct interm: base { interm () {} interm (unsigned long i, unsigned long n, const std::string& s, bool b) : base (i, n, s), bln (b) {} bool bln; virtual bool compare (const root& r, bool tc = true) const { if (tc && typeid (r) != typeid (interm)) return false; const interm& i (static_cast<const interm&> (r)); return base::compare (r, false) && bln == i.bln; } }; #pragma db object struct derived1: interm { derived1 () {} derived1 (unsigned long i, unsigned long n, const std::string& s, bool b) : interm (i, n, s, b), dnum (n + 1) {} unsigned long dnum; virtual bool compare (const root& r, bool tc = true) const { if (tc && typeid (r) != typeid (derived1)) return false; const derived1& d (static_cast<const derived1&> (r)); return interm::compare (r, false) && dnum == d.dnum; } }; #pragma db object struct derived2: interm { derived2 () {} derived2 (unsigned long i, unsigned long n, const std::string& s, bool b) : interm (i, n, s, b), dstr (s + 'd') {} std::string dstr; virtual bool compare (const root& r, bool tc = true) const { if (tc && typeid (r) != typeid (derived2)) return false; const derived2& d (static_cast<const derived2&> (r)); return interm::compare (r, false) && dstr == d.dstr; } }; } #endif // TEST8_HXX