106 lines
2.8 KiB
C++
106 lines
2.8 KiB
C++
/// \file field_names.h
|
|
/// \brief Declares a class to hold a list of field names.
|
|
|
|
/***********************************************************************
|
|
Copyright (c) 1998 by Kevin Atkinson, (c) 1999, 2000 and 2001 by
|
|
MySQL AB, and (c) 2004-2007 by Educational Technology Resources, Inc.
|
|
Others may also hold copyrights on code in this file. See the CREDITS
|
|
file in the top directory of the distribution for details.
|
|
|
|
This file is part of MySQL++.
|
|
|
|
MySQL++ is free software; you can redistribute it and/or modify it
|
|
under the terms of the GNU Lesser General Public License as published
|
|
by the Free Software Foundation; either version 2.1 of the License, or
|
|
(at your option) any later version.
|
|
|
|
MySQL++ is distributed in the hope that it will be useful, but WITHOUT
|
|
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
|
|
License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with MySQL++; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
|
|
USA
|
|
***********************************************************************/
|
|
|
|
#ifndef MYSQLPP_FIELD_NAMES_H
|
|
#define MYSQLPP_FIELD_NAMES_H
|
|
|
|
#include "coldata.h"
|
|
#include "string_util.h"
|
|
|
|
#include <algorithm>
|
|
#include <vector>
|
|
|
|
namespace mysqlpp {
|
|
|
|
#if !defined(DOXYGEN_IGNORE)
|
|
// Make Doxygen ignore this
|
|
class MYSQLPP_EXPORT ResUse;
|
|
#endif
|
|
|
|
/// \brief Holds a list of SQL field names
|
|
class FieldNames : public std::vector<std::string>
|
|
{
|
|
public:
|
|
/// \brief Default constructor
|
|
FieldNames() { }
|
|
|
|
/// \brief Create field name list from a result set
|
|
FieldNames(const ResUse* res)
|
|
{
|
|
init(res);
|
|
}
|
|
|
|
/// \brief Create empty field name list, reserving space for
|
|
/// a fixed number of field names.
|
|
FieldNames(int i) :
|
|
std::vector<std::string>(i)
|
|
{
|
|
}
|
|
|
|
/// \brief Initializes the field list from a result set
|
|
FieldNames& operator =(const ResUse* res)
|
|
{
|
|
init(res);
|
|
return *this;
|
|
}
|
|
|
|
/// \brief Insert \c i empty field names at beginning of list
|
|
FieldNames& operator =(int i)
|
|
{
|
|
insert(begin(), i, "");
|
|
return *this;
|
|
}
|
|
|
|
/// \brief Get the name of a field given its index.
|
|
std::string& operator [](int i)
|
|
{
|
|
return at(i);
|
|
}
|
|
|
|
/// \brief Get the name of a field given its index, in const
|
|
/// context.
|
|
const std::string& operator [](int i) const
|
|
{
|
|
return at(i);
|
|
}
|
|
|
|
/// \brief Get the index number of a field given its name
|
|
uint operator [](std::string i) const
|
|
{
|
|
std::string temp(i);
|
|
str_to_lwr(temp);
|
|
return uint(std::find(begin(), end(), temp) - begin());
|
|
}
|
|
|
|
private:
|
|
void init(const ResUse* res);
|
|
};
|
|
|
|
} // end namespace mysqlpp
|
|
|
|
#endif
|