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// 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 '.'.
//
os << image_type << " " << mi.var << "value;"
<< "std::size_t " << 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)
{
os << image_type << " " << mi.var << "value;"
<< "std::size_t " << mi.var << "size;"
<< "bool " << mi.var << "null;"
<< endl;
}
virtual void
traverse_bit (member_info& mi)
{
unsigned int n (mi.st->range / 8 + (mi.st->range % 8 ? 1 : 0));
os << "unsigned char " << mi.var << "value[" << n << "];"
<< "std::size_t " << mi.var << "size;"
<< "bool " << mi.var << "null;"
<< endl;
}
virtual void
traverse_varbit (member_info& mi)
{
os << image_type << " " << mi.var << "value;"
<< "std::size_t " << 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_;
}
}
}
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