blob: 85cc6e506dea16c8548bb0fb65dad21eb61bbcdd (
plain)
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
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
|
// file : odb/relational/pgsql/header.cxx
// author : Constantin Michael <constantin@codesynthesis.com>
// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
// license : GNU GPL v3; see accompanying LICENSE file
#include <odb/relational/header.hxx>
#include <odb/relational/pgsql/common.hxx>
#include <odb/relational/pgsql/context.hxx>
namespace relational
{
namespace pgsql
{
namespace header
{
namespace relational = relational::header;
struct image_member: relational::image_member, member_base
{
image_member (base const& x)
: member_base::base (x), // virtual base
base (x),
member_base (x),
member_image_type_ (base::type_override_,
base::fq_type_override_,
base::key_prefix_)
{
}
virtual bool
pre (member_info& mi)
{
if (container (mi.t))
return false;
image_type = member_image_type_.image_type (mi.m);
if (var_override_.empty ())
os << "// " << mi.m.name () << endl
<< "//" << endl;
return true;
}
virtual void
traverse_composite (member_info& mi)
{
os << image_type << " " << mi.var << "value;"
<< endl;
}
virtual void
traverse_integer (member_info& mi)
{
os << image_type << " " << mi.var << "value;"
<< "bool " << mi.var << "null;"
<< endl;
}
virtual void
traverse_float (member_info& mi)
{
os << image_type << " " << mi.var << "value;"
<< "bool " << mi.var << "null;"
<< endl;
}
virtual void
traverse_numeric (member_info& mi)
{
// Exchanged as strings. Can have up to 1000 digits not counting
// '-' and '.'.
//
/*
@@ Disabled.
os << "char " << mi.var << "value[" <<
(t.range ? t.range_value : 10) + 3 << "];"
*/
// @@ Why use unsigned long when length can only be 1002 bytes?
//
os << image_type << " " << mi.var << "value;"
<< "unsigned long " << mi.var << "size;"
<< "bool " << mi.var << "null;"
<< endl;
}
virtual void
traverse_date_time (member_info& mi)
{
os << image_type << " " << mi.var << "value;"
<< "bool " << mi.var << "null;"
<< endl;
}
virtual void
traverse_string (member_info& mi)
{
// @@ Why not use std::size_t instead of unsigned long?
//
os << image_type << " " << mi.var << "value;"
<< "unsigned long " << mi.var << "size;"
<< "bool " << mi.var << "null;"
<< endl;
}
virtual void
traverse_bit (member_info& mi)
{
// @@ Range is unlimited. Problematic for stack allocated
// array?
//
// Why not use std::size_t instead of unsigned long?
//
unsigned int n (mi.st->range / 8 + (mi.st->range % 8 ? 1 : 0));
os << "unsigned char " << mi.var << "value[" << n << "];"
<< "unsigned long " << mi.var << "size;"
<< "bool " << mi.var << "null;"
<< endl;
}
virtual void
traverse_varbit (member_info& mi)
{
// @@ Why not use std::size_t instead of unsigned long?
//
os << image_type << " " << mi.var << "value;"
<< "unsigned long " << mi.var << "size;"
<< "bool " << mi.var << "null;"
<< endl;
}
virtual void
traverse_uuid (member_info& mi)
{
// UUID is a 16-byte sequence.
//
os << "unsigned char " << mi.var << "value[16];"
<< "bool " << mi.var << "null;"
<< endl;
}
private:
string image_type;
member_image_type member_image_type_;
};
entry<image_member> image_member_;
}
}
}
|
