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sqlpp11/include/sqlpp11/sqlite3/prepared_statement_handle.h
2021-08-22 12:44:34 +02:00

102 lines
3.0 KiB
C++

/*
* Copyright (c) 2013 - 2015, 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_SQLITE3_PREPARED_STATEMENT_HANDLE_H
#define SQLPP_SQLITE3_PREPARED_STATEMENT_HANDLE_H
#include <memory>
#include <sqlpp11/chrono.h>
#include <sqlpp11/sqlite3/export.h>
#include <string>
#include <vector>
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable : 4251)
#endif
namespace sqlpp
{
namespace sqlite3
{
class connection;
namespace detail
{
struct prepared_statement_handle_t
{
sqlite3_stmt* sqlite_statement;
bool debug;
prepared_statement_handle_t(sqlite3_stmt* statement, bool debug_) : sqlite_statement(statement), debug(debug_)
{
}
prepared_statement_handle_t(const prepared_statement_handle_t&) = delete;
prepared_statement_handle_t(prepared_statement_handle_t&& rhs)
{
sqlite_statement = rhs.sqlite_statement;
rhs.sqlite_statement = nullptr;
debug = rhs.debug;
}
prepared_statement_handle_t& operator=(const prepared_statement_handle_t&) = delete;
prepared_statement_handle_t& operator=(prepared_statement_handle_t&& rhs)
{
if (sqlite_statement != rhs.sqlite_statement)
{
sqlite_statement = rhs.sqlite_statement;
rhs.sqlite_statement = nullptr;
}
debug = rhs.debug;
return *this;
}
~prepared_statement_handle_t()
{
if (sqlite_statement)
{
sqlite3_finalize(sqlite_statement);
}
}
bool operator!() const
{
return !sqlite_statement;
}
};
}
} // namespace sqlite3
} // namespace sqlpp
#ifdef _MSC_VER
#pragma warning(pop)
#endif
#endif