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// file : odb/qt/basic/pgsql/qbyte-array-traits.hxx
// author : Constantin Michael <constantin@codesynthesis.com>
// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#ifndef ODB_QT_BASIC_PGSQL_QBYTE_ARRAY_TRAITS_HXX
#define ODB_QT_BASIC_PGSQL_QBYTE_ARRAY_TRAITS_HXX
#include <odb/pre.hxx>
#include <cstring> // std::memcpy
#include <cstddef> // std::size_t
#include <QtCore/QByteArray>
#include <odb/details/buffer.hxx>
#include <odb/pgsql/traits.hxx>
namespace odb
{
namespace pgsql
{
template <>
struct default_value_traits<QByteArray, id_bytea>
{
typedef QByteArray value_type;
typedef QByteArray query_type;
typedef details::buffer image_type;
static void
set_value (QByteArray& v,
const details::buffer& b,
std::size_t n,
bool is_null)
{
if (is_null)
v = QByteArray ();
else
v.replace (0, v.size (), b.data (), static_cast<int> (n));
}
static void
set_image (details::buffer& b,
std::size_t& n,
bool& is_null,
const QByteArray& v)
{
if (v.isNull ())
is_null = true;
else
{
is_null = false;
n = static_cast<std::size_t> (v.size ());
if (n > b.capacity ())
b.capacity (n);
std::memcpy (b.data (), v.data (), n);
}
}
};
template <>
struct default_type_traits<QByteArray>
{
static const database_type_id db_type_id = id_bytea;
};
}
}
#endif // ODB_QT_BASIC_PGSQL_QBYTE_ARRAY_TRAITS_HXX
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