mirror of https://gitee.com/bigwinds/arangodb
148 lines
5.1 KiB
C++
148 lines
5.1 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// @brief transaction state
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///
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/// @file
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///
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/// DISCLAIMER
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///
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/// Copyright 2004-2013 triAGENS GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is triAGENS GmbH, Cologne, Germany
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///
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/// @author Jan Steemann
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/// @author Copyright 2011-2013, triAGENS GmbH, Cologne, Germany
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////////////////////////////////////////////////////////////////////////////////
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#ifndef TRIAGENS_TRANSACTION_STATE_H
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#define TRIAGENS_TRANSACTION_STATE_H 1
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#include "Basics/Common.h"
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namespace triagens {
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namespace transaction {
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// -----------------------------------------------------------------------------
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// --SECTION-- class State
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// -----------------------------------------------------------------------------
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class State {
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// -----------------------------------------------------------------------------
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// --SECTION-- typedefs
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// -----------------------------------------------------------------------------
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public:
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////////////////////////////////////////////////////////////////////////////////
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/// @brief transaction state
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////////////////////////////////////////////////////////////////////////////////
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enum class StateType {
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UNINITIALISED = 0,
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BEGUN = 1,
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ABORTED = 2,
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COMMITTED = 3
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};
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////////////////////////////////////////////////////////////////////////////////
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/// @brief State
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////////////////////////////////////////////////////////////////////////////////
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private:
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State (State const&);
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State& operator= (State const&);
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// -----------------------------------------------------------------------------
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// --SECTION-- constructors and destructors
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// -----------------------------------------------------------------------------
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public:
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////////////////////////////////////////////////////////////////////////////////
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/// @brief create a state
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////////////////////////////////////////////////////////////////////////////////
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State ();
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////////////////////////////////////////////////////////////////////////////////
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/// @brief destroy a state
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////////////////////////////////////////////////////////////////////////////////
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virtual ~State ();
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// -----------------------------------------------------------------------------
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// --SECTION-- public methods
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// -----------------------------------------------------------------------------
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public:
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///////////////////////////////////////////////////////////////////////////////
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/// @brief get the transaction state
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////////////////////////////////////////////////////////////////////////////////
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inline StateType state () const {
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return _state;
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}
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///////////////////////////////////////////////////////////////////////////////
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/// @brief set the transaction state
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////////////////////////////////////////////////////////////////////////////////
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inline void setState (StateType state) {
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_state = state;
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief begin a transaction
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////////////////////////////////////////////////////////////////////////////////
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virtual int begin () = 0;
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////////////////////////////////////////////////////////////////////////////////
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/// @brief commit a transaction
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////////////////////////////////////////////////////////////////////////////////
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virtual int commit (bool) = 0;
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////////////////////////////////////////////////////////////////////////////////
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/// @brief rollback a transaction
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////////////////////////////////////////////////////////////////////////////////
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virtual int rollback () = 0;
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// -----------------------------------------------------------------------------
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// --SECTION-- private variables
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// -----------------------------------------------------------------------------
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private:
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////////////////////////////////////////////////////////////////////////////////
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/// @brief transaction state
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////////////////////////////////////////////////////////////////////////////////
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StateType _state;
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};
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}
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}
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#endif
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// Local Variables:
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// mode: outline-minor
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// outline-regexp: "/// @brief\\|/// {@inheritDoc}\\|/// @addtogroup\\|/// @page\\|// --SECTION--\\|/// @\\}"
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// End:
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