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Order book cleanups.

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This commit is contained in:
JoelKatz
2013-02-28 11:21:13 -08:00
parent 4f06b79584
commit 09d8a454c2
5 changed files with 93 additions and 66 deletions
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113
src/cpp/ripple/OrderBookDB.cpp
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@@ -98,39 +98,44 @@ void OrderBookDB::getBooks(const uint160& issuerID, const uint160& currencyID, s
}
}
BookListeners::pointer OrderBookDB::makeBookListeners(uint160 currencyIn, uint160 currencyOut, uint160 issuerIn, uint160 issuerOut)
BookListeners::pointer OrderBookDB::makeBookListeners(const uint160& currencyIn, const uint160& currencyOut,
const uint160& issuerIn, const uint160& issuerOut)
{
boost::recursive_mutex::scoped_lock sl(mLock);
BookListeners::pointer ret=getBookListeners(currencyIn, currencyOut, issuerIn, issuerOut);
if(!ret)
BookListeners::pointer ret = getBookListeners(currencyIn, currencyOut, issuerIn, issuerOut);
if (!ret)
{
ret=BookListeners::pointer(new BookListeners);
mListeners[issuerIn][issuerOut][currencyIn][currencyOut]=ret;
ret = boost::make_shared<BookListeners>();
mListeners[issuerIn][issuerOut][currencyIn][currencyOut] = ret;
}
return(ret);
return ret;
}
BookListeners::pointer OrderBookDB::getBookListeners(uint160 currencyIn, uint160 currencyOut, uint160 issuerIn, uint160 issuerOut)
BookListeners::pointer OrderBookDB::getBookListeners(const uint160& currencyIn, const uint160& currencyOut,
const uint160& issuerIn, const uint160& issuerOut)
{
BookListeners::pointer ret;
boost::recursive_mutex::scoped_lock sl(mLock);
std::map<uint160, std::map<uint160, std::map<uint160, std::map<uint160, BookListeners::pointer> > > >::iterator it0=mListeners.find(issuerIn);
if(it0 != mListeners.end())
{
std::map<uint160, std::map<uint160, std::map<uint160, BookListeners::pointer> > >::iterator it1=(*it0).second.find(issuerOut);
if(it1 != (*it0).second.end())
{
std::map<uint160, std::map<uint160, BookListeners::pointer> >::iterator it2=(*it1).second.find(currencyIn);
if(it2 != (*it1).second.end())
{
std::map<uint160, BookListeners::pointer>::iterator it3=(*it2).second.find(currencyOut);
if(it3 != (*it2).second.end())
{
return( (*it3).second );
}
}
}
}
return(BookListeners::pointer());
std::map<uint160, std::map<uint160, std::map<uint160, std::map<uint160, BookListeners::pointer> > > >::iterator
it0 = mListeners.find(issuerIn);
if(it0 == mListeners.end())
return ret;
std::map<uint160, std::map<uint160, std::map<uint160, BookListeners::pointer> > >::iterator
it1 = (*it0).second.find(issuerOut);
if(it1 == (*it0).second.end())
return ret;
std::map<uint160, std::map<uint160, BookListeners::pointer> >::iterator it2 = (*it1).second.find(currencyIn);
if(it2 == (*it1).second.end())
return ret;
std::map<uint160, BookListeners::pointer>::iterator it3 = (*it2).second.find(currencyOut);
if(it3 == (*it2).second.end())
return ret;
return (*it3).second;
}
/*
@@ -182,49 +187,58 @@ BookListeners::pointer OrderBookDB::getBookListeners(uint160 currencyIn, uint160
*/
// Based on the meta, send the meta to the streams that are listening
// We need to determine which streams a given meta effects
void OrderBookDB::processTxn(const SerializedTransaction& stTxn, TER terResult,TransactionMetaSet::pointer& meta,Json::Value& jvObj)
void OrderBookDB::processTxn(const SerializedTransaction& stTxn, TER terResult,
TransactionMetaSet::pointer& meta, Json::Value& jvObj)
{
boost::recursive_mutex::scoped_lock sl(mLock);
if(terResult==tesSUCCESS)
if (terResult == tesSUCCESS)
{
// check if this is an offer or an offer cancel or a payment that consumes an offer
//check to see what the meta looks like
BOOST_FOREACH(STObject& node,meta->getNodes())
BOOST_FOREACH(STObject& node, meta->getNodes())
{
try{
if(node.getFieldU16(sfLedgerEntryType)==ltOFFER)
try
{
if (node.getFieldU16(sfLedgerEntryType) == ltOFFER)
{
SField* field=NULL;
if(node.getFName() == sfModifiedNode)
if (node.getFName() == sfModifiedNode)
{
field=&sfPreviousFields;
}else if(node.getFName() == sfCreatedNode)
{
field=&sfNewFields;
field = &sfPreviousFields;
}
else if (node.getFName() == sfCreatedNode)
{
field = &sfNewFields;
}
else if (node.getFName() == sfDeletedNode)
{
field = &sfFinalFields;
}
// FIXME: What if an order is deleted?
if (field)
{
const STObject* previous = dynamic_cast<const STObject*>(node.peekAtPField(*field));
if(previous)
const STObject* data = dynamic_cast<const STObject*>(node.peekAtPField(*field));
if (data)
{
STAmount takerGets = previous->getFieldAmount(sfTakerGets);
uint160 currencyOut=takerGets.getCurrency();
uint160 issuerOut=takerGets.getIssuer();
STAmount takerGets = data->getFieldAmount(sfTakerGets);
uint160 currencyOut = takerGets.getCurrency();
uint160 issuerOut = takerGets.getIssuer();
STAmount takerPays = previous->getFieldAmount(sfTakerPays);
uint160 currencyIn=takerPays.getCurrency();
uint160 issuerIn=takerPays.getIssuer();
STAmount takerPays = data->getFieldAmount(sfTakerPays);
uint160 currencyIn = takerPays.getCurrency();
uint160 issuerIn = takerPays.getIssuer();
// determine the OrderBook
BookListeners::pointer book=getBookListeners(currencyIn,currencyOut,issuerIn,issuerOut);
if(book) book->publish(jvObj);
BookListeners::pointer book =
getBookListeners(currencyIn, currencyOut, issuerIn, issuerOut);
if (book)
book->publish(jvObj);
}
}
}
}catch(...)
}
catch (...)
{
cLog(lsINFO) << "Fields not found in OrderBookDB::processTxn";
}
@@ -234,18 +248,19 @@ void OrderBookDB::processTxn(const SerializedTransaction& stTxn, TER terResult,T
void BookListeners::addSubscriber(InfoSub::ref sub)
{
boost::recursive_mutex::scoped_lock sl(mLock);
mListeners[sub->getSeq()] = sub;
}
void BookListeners::removeSubscriber(uint64 seq)
{
boost::recursive_mutex::scoped_lock sl(mLock);
mListeners.erase(seq);
}
void BookListeners::publish(Json::Value& jvObj)
{
//Json::Value jvObj=node.getJson(0);
boost::recursive_mutex::scoped_lock sl(mLock);
NetworkOPs::subMapType::const_iterator it = mListeners.begin();
while (it != mListeners.end())
{