97 lines
3.0 KiB
C++
97 lines
3.0 KiB
C++
/*
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* Copyright (C) 2023 Emeric Poupon
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*
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* This file is part of LMS.
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*
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* LMS is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* LMS 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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*
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* You should have received a copy of the GNU General Public License
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* along with LMS. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "database/TransactionChecker.hpp"
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static_assert(LMS_CHECK_TRANSACTION_ACCESSES, "File should be excluded from build");
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#include <cassert>
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#include "database/Session.hpp"
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namespace lms::db
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{
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namespace
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{
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struct StackEntry
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{
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TransactionChecker::TransactionType type;
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Wt::Dbo::Session* session{};
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};
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static thread_local std::vector<StackEntry> transactionStack;
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} // namespace
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void TransactionChecker::pushWriteTransaction(Wt::Dbo::Session& session)
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{
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pushTransaction(TransactionType::Write, session);
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}
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void TransactionChecker::pushReadTransaction(Wt::Dbo::Session& session)
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{
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pushTransaction(TransactionType::Read, session);
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}
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void TransactionChecker::popWriteTransaction(Wt::Dbo::Session& session)
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{
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popTransaction(TransactionType::Write, session);
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}
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void TransactionChecker::popReadTransaction(Wt::Dbo::Session& session)
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{
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popTransaction(TransactionType::Read, session);
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}
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void TransactionChecker::pushTransaction(TransactionType type, Wt::Dbo::Session& session)
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{
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assert(transactionStack.empty() || transactionStack.back().session == &session);
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transactionStack.push_back(StackEntry{ type, &session });
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}
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void TransactionChecker::popTransaction(TransactionType type, Wt::Dbo::Session& session)
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{
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assert(!transactionStack.empty());
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assert(transactionStack.back().type == type);
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assert(transactionStack.back().session == &session);
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transactionStack.pop_back();
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}
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void TransactionChecker::checkWriteTransaction(Wt::Dbo::Session& session)
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{
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assert(!transactionStack.empty());
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assert(transactionStack.back().type == TransactionType::Write);
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assert(transactionStack.back().session == &session);
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}
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void TransactionChecker::checkWriteTransaction(Session& session)
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{
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checkWriteTransaction(*session.getDboSession());
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}
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void TransactionChecker::checkReadTransaction(Wt::Dbo::Session& session)
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{
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assert(!transactionStack.empty());
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assert(transactionStack.back().session == &session);
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}
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void TransactionChecker::checkReadTransaction(Session& session)
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{
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checkReadTransaction(*session.getDboSession());
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}
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} // namespace lms::db
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