mirror of https://gitee.com/bigwinds/arangodb
91 lines
2.1 KiB
C++
91 lines
2.1 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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#ifndef __ARANGODB_CONSENSUS_STATE__
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#define __ARANGODB_CONSENSUS_STATE__
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#include "AgencyCommon.h"
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#include "State.h"
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#include <Basics/Thread.h>
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#include <Cluster/ClusterComm.h>
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#include <velocypack/vpack.h>
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#include <cstdint>
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#include <functional>
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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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class Agent;
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/**
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* @brief State replica
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*/
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class State : public arangodb::ClusterCommCallback, // We need to provide callBack
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std::enable_shared_from_this<State> { // For making shared_ptr from this class
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public:
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/**
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* @brief Default constructor
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*/
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State ();
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/**
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* @brief Default Destructor
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*/
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virtual ~State();
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/**
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* @brief State
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*/
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template<typename T> id_t log (std::string const&);
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/**
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* @brief Save currentTerm, votedFor, log entries
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*/
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bool save (std::string const& ep = "tcp://localhost:8529");
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/**
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* @brief Load persisted data from above or start with empty log
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*/
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bool load (std::string const& ep = "tcp://localhost:8529");
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private:
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log_t _log; /**< @brief State entries */
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};
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}}
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#endif
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