94 lines
2.2 KiB
C
94 lines
2.2 KiB
C
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// Copyright (c) 2014-2016 The Dash Core developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef GOVERNANCE_VOTEDB_H
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#define GOVERNANCE_VOTEDB_H
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#include <list>
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#include <map>
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#include "governance-vote.h"
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#include "serialize.h"
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#include "uint256.h"
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/**
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* Represents the collection of votes associated with a given CGovernanceObject
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* Recently received votes are held in memory until a maximum size is reached after
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* which older votes a flushed to a disk file.
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*
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* Note: This is a stub implementation that doesn't limit the number of votes held
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* in memory and doesn't flush to disk.
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*/
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class CGovernanceObjectVoteFile
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{
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public: // Types
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typedef std::list<CGovernanceVote> vote_l_t;
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typedef vote_l_t::iterator vote_l_it;
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typedef vote_l_t::const_iterator vote_l_cit;
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typedef std::map<uint256,vote_l_it> vote_m_t;
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typedef vote_m_t::iterator vote_m_it;
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typedef vote_m_t::const_iterator vote_m_cit;
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private:
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static const int MAX_MEMORY_VOTES = -1;
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int nMemoryVotes;
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vote_l_t listVotes;
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vote_m_t mapVoteIndex;
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public:
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CGovernanceObjectVoteFile();
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CGovernanceObjectVoteFile(const CGovernanceObjectVoteFile& other);
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/**
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* Add a vote to the file
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*/
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void AddVote(const CGovernanceVote& vote);
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/**
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* Return true if the vote with this hash is currently cached in memory
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*/
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bool HasVote(const uint256& nHash) const;
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/**
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* Retrieve a vote cached in memory
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*/
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bool GetVote(const uint256& nHash, CGovernanceVote& vote) const;
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int GetVoteCount() {
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return nMemoryVotes;
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}
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std::vector<CGovernanceVote> GetVotes() const;
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CGovernanceObjectVoteFile& operator=(const CGovernanceObjectVoteFile& other);
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void RemoveVotesFromMasternode(const CTxIn& vinMasternode);
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ADD_SERIALIZE_METHODS;
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template <typename Stream, typename Operation>
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inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion)
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{
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READWRITE(nMemoryVotes);
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READWRITE(listVotes);
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if(ser_action.ForRead()) {
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RebuildIndex();
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}
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}
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private:
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void RebuildIndex();
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};
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#endif
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