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Diffstat (limited to 'common/polymorphism/test5.hxx')
-rw-r--r-- | common/polymorphism/test5.hxx | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/common/polymorphism/test5.hxx b/common/polymorphism/test5.hxx new file mode 100644 index 0000000..ede75a0 --- /dev/null +++ b/common/polymorphism/test5.hxx @@ -0,0 +1,93 @@ +// file : common/polymorphism/test5.hxx +// copyright : Copyright (c) 2009-2012 Code Synthesis Tools CC +// license : GNU GPL v2; see accompanying LICENSE file + +#ifndef TEST5_HXX +#define TEST5_HXX + +#include <string> +#include <vector> +#include <memory> +#include <typeinfo> + +#include <odb/core.hxx> + +// Test polymorphism and optimistic concurrency. +// +#pragma db namespace table("t5_") +namespace test5 +{ + #pragma db object polymorphic optimistic pointer(std::auto_ptr) + struct root + { + virtual ~root () {} + root () {} + root (unsigned long i, unsigned long n): id (i), num (n) {} + + #pragma db id + unsigned long id; + + #pragma db version + unsigned long version; + + 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 && version == r.version && + num == r.num && strs == r.strs; + } + }; + + 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 + struct derived: base + { + derived () {} + derived (unsigned long i, unsigned long n, const std::string& s) + : base (i, n, s), dnum (n + 1), dstr (s + 'd') {} + + unsigned long dnum; + std::string dstr; + + virtual bool + compare (const root& r, bool tc = true) const + { + if (tc && typeid (r) != typeid (derived)) + return false; + + const derived& d (static_cast<const derived&> (r)); + return base::compare (r, false) && dnum == d.dnum && dstr == d.dstr; + } + }; +} + +#endif // TEST5_HXX |