mirror of https://gitee.com/bigwinds/arangodb
68 lines
1.7 KiB
C++
68 lines
1.7 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
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/// Copyright 2004-2014 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 ArangoDB GmbH, Cologne, Germany
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///
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/// @author Kaveh Vahedipour
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////////////////////////////////////////////////////////////////////////////////
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#include <cstdint>
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#include <velocypack/vpack.h>
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#include "AgencyCommon.h"
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//using namespace arangodb::velocypack;
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class Slice {};
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namespace arangodb {
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namespace consensus {
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/**
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* @brief Log repilca
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*/
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class Log {
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public:
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typedef uint64_t index_t;
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enum ret_t {OK, REDIRECT};
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/**
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* @brief Default constructor
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*/
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Log ();
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/**
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* @brief Default Destructor
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*/
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virtual ~Log();
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/**
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* @brief Log
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*/
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ret_t log (std::shared_ptr<arangodb::velocypack::Builder> const);
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private:
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index_t _commit_id; /**< @brief: index of highest log entry known
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to be committed (initialized to 0, increases monotonically) */
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index_t _last_applied; /**< @brief: index of highest log entry applied to state machine */
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};
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}}
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