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#include <sqlext.h>
#include <stdio.h>
#include <stdlib.h>
#include "column.h"
#include "command.h"
#include "selectcommand.h"
#include "error.h"
ODBC::Column::Column(SelectCommand * sc, const Glib::ustring & s, unsigned int i) :
DB::Column(s, i),
selectCmd(sc)
{
bindLen = 0;
}
ODBC::Column::~Column()
{
}
bool
ODBC::Column::resize()
{
return false;
}
bool
ODBC::CharArrayColumn::resize()
{
if (bindLen >= SQLLEN(data.size())) {
data.resize(bindLen + 1);
Column::bind();
if (paramCmd) {
paramBound = false;
Param::bind();
}
return true;
}
return false;
}
bool
ODBC::Column::isNull() const
{
return (bindLen == SQL_NULL_DATA);
}
void
ODBC::Column::rebind(DB::Command * cmd, unsigned int idx) const
{
meAsAParam()->paramCmd = dynamic_cast<ODBC::Command *>(cmd);
meAsAParam()->paramIdx = idx;
meAsAParam()->bind();
}
void
ODBC::Column::bind()
{
RETCODE rc = SQLBindCol(selectCmd->hStmt, colNo + 1, ctype(), rwDataAddress(), size(), &bindLen);
if (!SQL_SUCCEEDED(rc)) {
throw Error(rc, SQL_HANDLE_STMT, selectCmd->hStmt, "ODBC::Column::bind");
}
}
ODBC::TimeStampColumn::operator tm() const
{
struct tm t;
t << data;
return t;
}
void operator << (SQL_TIMESTAMP_STRUCT & target, const struct tm & src)
{
target.year = src.tm_year + 1900;
target.month = src.tm_mon + 1;
target.day = src.tm_mday;
target.hour = src.tm_hour;
target.minute = src.tm_min;
target.second = src.tm_sec;
target.fraction = 0;
}
void operator << (struct tm & target, const SQL_TIMESTAMP_STRUCT & src)
{
target.tm_year = src.year - 1900;
target.tm_mon = src.month - 1;
target.tm_mday = src.day;
target.tm_hour = src.hour;
target.tm_min = src.minute;
target.tm_sec = src.second;
}
void
ODBC::SignedIntegerColumn::apply(DB::HandleField & h) const
{
if (isNull()) return h.null();
h.integer(data);
}
void
ODBC::FloatingPointColumn::apply(DB::HandleField & h) const
{
if (isNull()) return h.null();
h.floatingpoint(data);
}
void
ODBC::CharArrayColumn::apply(DB::HandleField & h) const
{
if (isNull()) return h.null();
h.string(&data.front(), bindLen);
}
void
ODBC::TimeStampColumn::apply(DB::HandleField & h) const
{
if (isNull()) return h.null();
h.timestamp(*this);
}
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