1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
|
// file : common/inheritance/polymorphism/test1.hxx
// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#ifndef TEST1_HXX
#define TEST1_HXX
#include <string>
#include <vector>
#include <typeinfo>
#include <odb/core.hxx>
// Test basic polymorphism functionality.
//
#pragma db namespace table("t1_")
namespace test1
{
#pragma db object polymorphic
struct root
{
virtual ~root () {}
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 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;
}
};
// Views.
//
#pragma db view object(root)
struct root_view
{
//#pragma db column(root::typeid_)
std::string typeid_; // @@ tmp
unsigned long num;
};
#pragma db view object(base = b)
struct base_view
{
unsigned long id;
unsigned long num;
std::string str;
};
#pragma db view object(derived)
struct derived_view
{
unsigned long num;
std::string str;
unsigned long dnum;
std::string dstr;
};
}
#endif // TEST1_HXX
|
