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mariadb-columnstore-engine/dbcon/dmlpackageproc/tablelockdata.h
2017-10-26 17:18:17 +01:00

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1.8 KiB
C++

/* Copyright (C) 2014 InfiniDB, Inc.
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; version 2 of
the License.
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 Street, Fifth Floor, Boston,
MA 02110-1301, USA. */
// $Id$
/** @file */
#ifndef TABLELOCKDATA_H__
#define TABLELOCKDATA_H__
#include <stdint.h>
#include <boost/thread/mutex.hpp>
#include <boost/thread/condition.hpp>
#if defined(_MSC_VER) && defined(DMLPKGPROC_DLLEXPORT)
#define EXPORT __declspec(dllexport)
#else
#define EXPORT
#endif
namespace dmlpackageprocessor
{
class TablelockData
{
public:
typedef std::map <uint32_t, TablelockData*> TablelockDataMap;
typedef std::map<uint32_t, uint64_t> OIDTablelock;
EXPORT static TablelockData* makeTablelockData(uint32_t sessionID = 0);
EXPORT static void removeTablelockData(uint32_t sessionID = 0);
EXPORT void setTablelock(uint32_t tableOid, uint64_t tablelockId);
EXPORT uint64_t getTablelockId(uint32_t tableOid);
OIDTablelock& getOidTablelockMap();
private:
/** Constuctors */
explicit TablelockData();
explicit TablelockData(const TablelockData& rhs);
~TablelockData();
static boost::mutex map_mutex;
static TablelockDataMap fTablelockDataMap;
OIDTablelock fOIDTablelockMap;
boost::mutex fOIDTablelock;
};
}
#undef EXPORT
#endif
// vim:ts=4 sw=4: