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135 lines
3.5 KiB
C++
135 lines
3.5 KiB
C++
//
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// SesssionHandle.cpp
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//
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// $Id: //poco/1.4/Data/MySQL/src/SessionHandle.cpp#1 $
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//
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// Library: Data
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// Package: MySQL
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// Module: SessionHandle
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//
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// Copyright (c) 2008, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#include "Poco/Data/MySQL/SessionHandle.h"
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#include "Poco/Data/DataException.h"
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#define POCO_MYSQL_VERSION_NUMBER ((NDB_VERSION_MAJOR<<16) | (NDB_VERSION_MINOR<<8) | (NDB_VERSION_BUILD&0xFF))
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namespace Poco {
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namespace Data {
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namespace MySQL {
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SessionHandle::SessionHandle(MYSQL* mysql): _pHandle(0)
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{
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init(mysql);
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}
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void SessionHandle::init(MYSQL* mysql)
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{
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if (!_pHandle)
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{
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_pHandle = mysql_init(mysql);
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if (!_pHandle)
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throw ConnectionException("mysql_init error");
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}
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}
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SessionHandle::~SessionHandle()
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{
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close();
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}
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void SessionHandle::options(mysql_option opt)
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{
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if (mysql_options(_pHandle, opt, 0) != 0)
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throw ConnectionException("mysql_options error", _pHandle);
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}
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void SessionHandle::options(mysql_option opt, bool b)
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{
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my_bool tmp = b;
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if (mysql_options(_pHandle, opt, &tmp) != 0)
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throw ConnectionException("mysql_options error", _pHandle);
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}
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void SessionHandle::options(mysql_option opt, unsigned int i)
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{
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#if (POCO_MYSQL_VERSION_NUMBER < 0x050108)
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const char* tmp = (const char *)&i;
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#else
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const void* tmp = (const void *)&i;
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#endif
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if (mysql_options(_pHandle, opt, tmp) != 0)
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throw ConnectionException("mysql_options error", _pHandle);
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}
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void SessionHandle::connect(const char* host, const char* user, const char* password, const char* db, unsigned int port)
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{
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if (!mysql_real_connect(_pHandle, host, user, password, db, port, 0, 0))
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throw ConnectionFailedException(mysql_error(_pHandle));
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}
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void SessionHandle::close()
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{
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if (_pHandle)
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{
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mysql_close(_pHandle);
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_pHandle = 0;
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}
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}
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void SessionHandle::startTransaction()
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{
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if (mysql_autocommit(_pHandle, false) != 0)
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throw TransactionException("Start transaction failed.", _pHandle);
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}
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void SessionHandle::commit()
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{
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if (mysql_commit(_pHandle) != 0)
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throw TransactionException("Commit failed.", _pHandle);
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}
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void SessionHandle::rollback()
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{
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if (mysql_rollback(_pHandle) != 0)
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throw TransactionException("Rollback failed.", _pHandle);
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}
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}}} // Poco::Data::MySQL
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