mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-04-26 11:48:52 +03:00
112 lines
2.6 KiB
C++
112 lines
2.6 KiB
C++
/* Copyright (C) 2014 InfiniDB, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; version 2 of
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the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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// $Id$
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//
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/** @file */
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#include <cassert>
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#include <limits>
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using namespace std;
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#include <boost/thread/thread.hpp>
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#include <boost/thread/mutex.hpp>
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#include "we_tablemetadata.h"
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namespace WriteEngine
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{
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/*static*/
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boost::mutex TableMetaData::map_mutex;
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/*static*/
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TableMetaData::TableMetaDataMap TableMetaData::fTableMetaDataMap;
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TableMetaData* TableMetaData::makeTableMetaData(uint32_t tableOid)
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{
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boost::mutex::scoped_lock lock(map_mutex);
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TableMetaData* instance;
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TableMetaDataMap::const_iterator it = fTableMetaDataMap.find(tableOid);
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if (it == fTableMetaDataMap.end())
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{
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instance = new TableMetaData();
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fTableMetaDataMap[tableOid] = instance;
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return instance;
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}
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return it->second;
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}
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/* static */
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void TableMetaData::removeTableMetaData(uint32_t tableOid)
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{
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boost::mutex::scoped_lock lock(map_mutex);
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TableMetaDataMap::iterator it = fTableMetaDataMap.find(tableOid);
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if (it != fTableMetaDataMap.end())
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{
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delete (*it).second;
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fTableMetaDataMap.erase(it);
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}
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}
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TableMetaData::TableMetaData()
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{
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}
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TableMetaData::~TableMetaData()
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{
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}
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ColExtsInfo& TableMetaData::getColExtsInfo(OID columnOid)
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{
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boost::mutex::scoped_lock lock(fColsExtsInfoLock);
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ColsExtsInfoMap::iterator it = fColsExtsInfoMap.find(columnOid);
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if (it != fColsExtsInfoMap.end())
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{
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return it->second;
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}
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else
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{
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ColExtsInfo colExtsInfo;
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fColsExtsInfoMap[columnOid] = colExtsInfo;
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return fColsExtsInfoMap[columnOid];
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}
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}
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void TableMetaData::setColExtsInfo(OID columnOid, ColExtsInfo colExtsInfo)
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{
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boost::mutex::scoped_lock lock(fColsExtsInfoLock);
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ColsExtsInfoMap::iterator it = fColsExtsInfoMap.find(columnOid);
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if (it != fColsExtsInfoMap.end())
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{
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it->second = colExtsInfo;
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}
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else
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{
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fColsExtsInfoMap[columnOid] = colExtsInfo;
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}
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}
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ColsExtsInfoMap& TableMetaData::getColsExtsInfoMap()
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{
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boost::mutex::scoped_lock lock(fColsExtsInfoLock);
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return fColsExtsInfoMap;
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}
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} // namespace WriteEngine
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