void OrderBookDB::update (Ledger::pointer ledger)
{
boost::unordered_set< uint256 > seen;
boost::unordered_map< currencyIssuer_t, std::vector<OrderBook::pointer> > destMap;
boost::unordered_map< currencyIssuer_t, std::vector<OrderBook::pointer> > sourceMap;
boost::unordered_set< currencyIssuer_t > XRPBooks;
WriteLog (lsDEBUG, OrderBookDB) << "OrderBookDB::update>";
// walk through the entire ledger looking for orderbook entries
int books = 0;
try
{
ledger->visitStateItems(BIND_TYPE(&updateHelper, P_1, boost::ref(seen), boost::ref(destMap),
boost::ref(sourceMap), boost::ref(XRPBooks), boost::ref(books)));
}
catch (const SHAMapMissingNode&)
{
WriteLog (lsINFO, OrderBookDB) << "OrderBookDB::update encountered a missing node";
ScopedLockType sl (mLock, __FILE__, __LINE__);
mSeq = 0;
return;
}
WriteLog (lsDEBUG, OrderBookDB) << "OrderBookDB::update< " << books << " books found";
{
ScopedLockType sl (mLock, __FILE__, __LINE__);
mXRPBooks.swap(XRPBooks);
mSourceMap.swap(sourceMap);
mDestMap.swap(destMap);
}
getApp().getLedgerMaster().newOrderBookDB();
}
void OrderBookDB::update (Ledger::pointer ledger)
{
hash_set< uint256 > seen;
OrderBookDB::IssueToOrderBook destMap;
OrderBookDB::IssueToOrderBook sourceMap;
hash_set< Issue > XDVBooks;
WriteLog (lsDEBUG, OrderBookDB) << "OrderBookDB::update>";
// walk through the entire ledger looking for orderbook entries
int books = 0;
try
{
ledger->visitStateItems(std::bind(&updateHelper, std::placeholders::_1,
std::ref(seen), std::ref(destMap),
std::ref(sourceMap), std::ref(XDVBooks), std::ref(books)));
}
catch (const SHAMapMissingNode&)
{
WriteLog (lsINFO, OrderBookDB)
<< "OrderBookDB::update encountered a missing node";
ScopedLockType sl (mLock);
mSeq = 0;
return;
}
WriteLog (lsDEBUG, OrderBookDB)
<< "OrderBookDB::update< " << books << " books found";
{
ScopedLockType sl (mLock);
mXDVBooks.swap(XDVBooks);
mSourceMap.swap(sourceMap);
mDestMap.swap(destMap);
}
getApp().getLedgerMaster().newOrderBookDB();
}
