mirror of https://gitee.com/bigwinds/arangodb
82 lines
1.9 KiB
C++
82 lines
1.9 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 ARANGOD_CONSENSUS_SUPERVISION_H
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#define ARANGOD_CONSENSUS_SUPERVISION_H 1
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#include "Basics/Thread.h"
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#include "Basics/ConditionVariable.h"
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namespace arangodb {
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namespace consensus {
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class Agent;
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class Store;
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class Supervision : public arangodb::Thread {
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public:
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/// @brief Construct sanity checking
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Supervision ();
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/// @brief Default dtor
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~Supervision ();
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/// @brief Start thread
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bool start ();
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/// @brief Start thread with access to agent
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bool start (Agent*);
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/// @brief Run woker
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void run() override final;
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/// @brief Begin thread shutdown
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void beginShutdown() override final;
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/// @brief Wake up to task
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void wakeUp ();
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private:
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/// @brief Read db
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Store const& store () const;
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/// @brief Perform sanity checking
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bool doChecks(bool);
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Agent* _agent; /**< @brief My agent */
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arangodb::basics::ConditionVariable _cv; /**< @brief Control if thread
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should run */
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long _frequency;
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};
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}}
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#endif
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