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128 lines
3.3 KiB
C++
128 lines
3.3 KiB
C++
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#include <string>
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#include "boost/bind.hpp"
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#include "LedgerHistory.h"
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#include "Config.h"
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#include "Application.h"
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void LedgerHistory::addLedger(Ledger::pointer ledger)
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{
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uint256 h(ledger->getHash());
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boost::recursive_mutex::scoped_lock sl(mLock);
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if(!mLedgersByHash.count(h)) mLedgersByHash.insert(std::make_pair(h, ledger));
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}
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void LedgerHistory::addAcceptedLedger(Ledger::pointer ledger)
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{
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assert(ledger && ledger->isAccepted());
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uint256 h(ledger->getHash());
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boost::recursive_mutex::scoped_lock sl(mLock);
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mLedgersByIndex.insert(std::make_pair(ledger->getLedgerSeq(), ledger));
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mLedgersByHash.insert(std::make_pair(h, ledger));
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theApp->getIOService().post(boost::bind(&Ledger::saveAcceptedLedger, ledger));
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}
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Ledger::pointer LedgerHistory::getLedgerBySeq(uint32 index)
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{
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boost::recursive_mutex::scoped_lock sl(mLock);
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if(mLedgersByIndex.count(index)) return mLedgersByIndex[index];
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sl.unlock();
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Ledger::pointer ret(Ledger::loadByIndex(index));
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if(!ret) return ret;
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assert(ret->getLedgerSeq()==index);
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uint256 h=ret->getHash();
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sl.lock();
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mLedgersByIndex.insert(std::make_pair(index, ret));
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mLedgersByHash.insert(std::make_pair(h, ret));
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return ret;
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}
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Ledger::pointer LedgerHistory::getLedgerByHash(const uint256& hash)
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{
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boost::recursive_mutex::scoped_lock sl(mLock);
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if(mLedgersByHash.count(hash)!=0) return mLedgersByHash[hash];
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sl.unlock();
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Ledger::pointer ret=Ledger::loadByHash(hash);
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if(!ret) return ret;
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assert(ret->getHash()==hash);
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sl.lock();
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mLedgersByHash.insert(std::make_pair(hash, ret));
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if(ret->isAccepted()) mLedgersByIndex.insert(std::make_pair(ret->getLedgerSeq(), ret));
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return ret;
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}
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Ledger::pointer LedgerHistory::canonicalizeLedger(Ledger::pointer ledger, bool save)
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{
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uint256 h(ledger->getHash());
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boost::recursive_mutex::scoped_lock sl(mLock);
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if(mLedgersByHash.count(h)!=0) return mLedgersByHash[h];
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if(!save) return ledger;
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assert(ledger->getHash()==h);
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mLedgersByHash.insert(std::make_pair(h, ledger));
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if(ledger->isAccepted()) mLedgersByIndex.insert(std::make_pair(ledger->getLedgerSeq(), ledger));
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return ledger;
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}
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#if 0
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bool LedgerHistory::loadLedger(const uint256& hash)
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{
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Ledger::pointer ledger=Ledger::pointer(new Ledger());
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if(ledger->load(hash))
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{
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mAllLedgers[hash]=ledger;
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return(true);
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}
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return(false);
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}
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bool LedgerHistory::loadAcceptedLedger(uint32 index)
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{
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// TODO: LedgerHistory::loadAcceptedLedger(uint32 index)
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/*
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Ledger::pointer ledger=theApp->getSerializer()->loadAcceptedLedger(index);
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if(ledger)
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{
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mAcceptedLedgers[index]=ledger;
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return(true);
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}*/
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return(false);
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}
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void LedgerHistory::addAcceptedLedger(Ledger::pointer ledger)
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{
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mAcceptedLedgers[ledger->getIndex()]=ledger;
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}
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// this will see if the ledger is in memory
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// if not it will check disk and load it
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// if not it will return NULL
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Ledger::pointer LedgerHistory::getAcceptedLedger(uint32 index)
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{
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if(mAcceptedLedgers.count(index))
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return(mAcceptedLedgers[index]);
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if(loadAcceptedLedger(index)) return(mAcceptedLedgers[index]);
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return(Ledger::pointer());
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}
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void LedgerHistory::addLedger(Ledger::pointer ledger)
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{
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mAcceptedLedgers[ledger->getIndex()]=ledger;
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ledger->save();
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}
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Ledger::pointer LedgerHistory::getLedger(const uint256& hash)
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{
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if(mAllLedgers.count(hash))
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return(mAllLedgers[hash]);
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if(loadLedger(hash)) return(mAllLedgers[hash]);
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return(Ledger::pointer());
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}
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#endif
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