mirror of
https://github.com/araxiaonline/TrinityCore.git
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78 lines
2.1 KiB
C++
78 lines
2.1 KiB
C++
/*
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* Copyright (C) 2008-2018 TrinityCore <https://www.trinitycore.org/>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _TRANSACTION_H
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#define _TRANSACTION_H
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#include "Define.h"
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#include "DatabaseEnvFwd.h"
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#include "SQLOperation.h"
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#include "StringFormat.h"
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#include <mutex>
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#include <vector>
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/*! Transactions, high level class. */
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class TC_DATABASE_API Transaction
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{
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friend class TransactionTask;
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friend class MySQLConnection;
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template <typename T>
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friend class DatabaseWorkerPool;
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public:
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Transaction() : _cleanedUp(false) { }
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~Transaction() { Cleanup(); }
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void Append(PreparedStatement* statement);
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void Append(const char* sql);
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template<typename Format, typename... Args>
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void PAppend(Format&& sql, Args&&... args)
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{
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Append(Trinity::StringFormat(std::forward<Format>(sql), std::forward<Args>(args)...).c_str());
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}
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std::size_t GetSize() const { return m_queries.size(); }
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protected:
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void Cleanup();
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std::vector<SQLElementData> m_queries;
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private:
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bool _cleanedUp;
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};
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/*! Low level class*/
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class TC_DATABASE_API TransactionTask : public SQLOperation
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{
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template <class T> friend class DatabaseWorkerPool;
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friend class DatabaseWorker;
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public:
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TransactionTask(SQLTransaction trans) : m_trans(trans) { }
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~TransactionTask() { }
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protected:
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bool Execute() override;
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SQLTransaction m_trans;
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static std::mutex _deadlockLock;
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};
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#endif
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