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/* Copyright (c) 2009 PrimeBase Technologies GmbH, Germany
*
* PrimeBase Media Stream for MySQL
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* Barry Leslie
*
* 2009-07-09
*
* H&G2JCtL
*
* PBMS transaction daemon.
*
*
*/
#ifndef __TRANSACTION_MS_H__
#define __TRANSACTION_MS_H__
#include "cslib/CSDefs.h"
class MSTrans;
class MSTransactionThread;
class MSTransactionManager {
public:
MSTransactionManager(){}
static void startUp();
static void shutDown();
static void flush();
static void suspend(bool do_flush = false);
static void resume();
static void commit();
static void rollback();
static void rollbackToPosition(uint32_t position);
#ifdef DRIZZLED
static void setSavepoint(const char *savePoint);
static void releaseSavepoint(const char *savePoint);
static void rollbackTo(const char *savePoint);
#endif
static void referenceBLOB(uint32_t db_id, uint32_t tab_id, uint64_t blob_id, uint64_t blob_ref_id)
{
logTransaction(true, db_id, tab_id, blob_id, blob_ref_id);
}
static void dereferenceBLOB(uint32_t db_id, uint32_t tab_id, uint64_t blob_id, uint64_t blob_ref_id)
{
logTransaction(false, db_id, tab_id, blob_id, blob_ref_id);
}
static void dropDatabase(uint32_t db_id);
private:
static void startUpReader();
static void logTransaction(bool ref, uint32_t db_id, uint32_t tab_id, uint64_t blob_id, uint64_t blob_ref_id);
static MSTransactionThread *tm_Reader;
friend class MSTempLogThread;
static MSTrans *tm_Log;
};
#endif
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