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sqlpp11/connector_api/char_result.h
2014-02-02 11:03:12 +01:00

71 lines
2.3 KiB
C++

/*
* Copyright (c) 2013, Roland Bock
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SQLPP_DATABASE_CHAR_RESULT_H
#define SQLPP_DATABASE_CHAR_RESULT_H
#include <sqlpp11/vendor/char_result_row.h>
namespace sqlpp
{
namespace database
{
/*
* char_result_t yields results as
* sqlpp11::vendor::char_result_row_t
*/
class char_result_t
{
::sqlpp11::vendor::char_result_row_t char_result_row;
public:
char_result_t(); // default constructor for a result that will not yield a valid row
char_result_t(...);
char_result_t(const char_result_t&) = delete;
char_result_t(char_result_t&& rhs);
char_result_t& operator=(const char_result_t&) = delete;
char_result_t& operator=(char_result_t&&);
~char_result_t();
bool operator==(const char_result_t& rhs) const;
template<typename ResultRow>
void next(ResultRow& result_row);
// Something like
/*
{
next_impl();
if (_char_result_row.data)
result_row = _char_result_row;
else
result_row.invalidate();
};
*/
}
}
#endif