1780.3.1
by David Shrewsbury
Add code to manage multi-GPB-message transactions and output them atomically. |
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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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*
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* Copyright (C) 2010 David Shrewsbury <shrewsbury.dave@gmail.com>
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*
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* This program 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; version 2 of the License.
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*
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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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*
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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 St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* Implementation of the TransactionManager class.
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*/
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#include "config.h" |
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#include "drizzled/message/transaction_manager.h" |
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using namespace std; |
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namespace drizzled |
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{
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namespace message |
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{
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bool TransactionManager::store(const message::Transaction &transaction) |
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{
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string msg; |
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const message::TransactionContext trx_ctxt= transaction.transaction_context(); |
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uint64_t trx_id= trx_ctxt.transaction_id(); |
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transaction.SerializeToString(&msg); |
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cache[trx_id].push_back(msg); |
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return true; |
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}
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bool TransactionManager::remove(uint64_t trx_id) |
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{
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cache.erase(trx_id); |
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return true; |
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}
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bool TransactionManager::contains(uint64_t trx_id) |
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{
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1780.3.3
by David Shrewsbury
Replace std::map with boost::unordered_map |
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boost::unordered_map< uint64_t, vector<string> >::const_iterator it= cache.find(trx_id); |
1780.3.1
by David Shrewsbury
Add code to manage multi-GPB-message transactions and output them atomically. |
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if (it != cache.end()) |
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return true; |
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return false; |
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}
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uint32_t TransactionManager::getTransactionBufferSize(uint64_t trx_id) |
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{
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return static_cast<uint32_t>(cache[trx_id].size()); |
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}
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bool TransactionManager::getTransactionMessage(message::Transaction &trx, |
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uint64_t trx_id, |
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uint32_t position) |
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{
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trx.ParseFromString(cache[trx_id].at(position)); |
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return true; |
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}
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} /* namespace message */ |
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} /* namespace drizzled */ |