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89 lines
2.7 KiB
C++
89 lines
2.7 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012, 2013 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef RIPPLE_APP_LEDGER_ORDERBOOKDB_H_INCLUDED
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#define RIPPLE_APP_LEDGER_ORDERBOOKDB_H_INCLUDED
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#include <ripple/app/ledger/AcceptedLedgerTx.h>
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#include <ripple/app/ledger/BookListeners.h>
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#include <ripple/app/misc/OrderBook.h>
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namespace ripple {
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class OrderBookDB
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: public beast::Stoppable
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, public beast::LeakChecked <OrderBookDB>
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{
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public:
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explicit OrderBookDB (Stoppable& parent);
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void setup (Ledger::ref ledger);
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void update (Ledger::pointer ledger);
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void invalidate ();
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void addOrderBook(Book const&);
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/** @return a list of all orderbooks that want this issuerID and currencyID.
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*/
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OrderBook::List getBooksByTakerPays (Issue const&);
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/** @return a count of all orderbooks that want this issuerID and currencyID.
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*/
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int getBookSize(Issue const&);
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bool isBookToXRP (Issue const&);
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BookListeners::pointer getBookListeners (Book const&);
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BookListeners::pointer makeBookListeners (Book const&);
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// see if this txn effects any orderbook
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void processTxn (
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Ledger::ref ledger, const AcceptedLedgerTx& alTx,
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Json::Value const& jvObj);
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typedef hash_map <Issue, OrderBook::List> IssueToOrderBook;
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private:
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void rawAddBook(Book const&);
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// by ci/ii
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IssueToOrderBook mSourceMap;
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// by co/io
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IssueToOrderBook mDestMap;
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// does an order book to XRP exist
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hash_set <Issue> mXRPBooks;
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typedef RippleRecursiveMutex LockType;
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typedef std::lock_guard <LockType> ScopedLockType;
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LockType mLock;
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typedef hash_map <Book, BookListeners::pointer>
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BookToListenersMap;
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BookToListenersMap mListeners;
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std::uint32_t mSeq;
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};
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} // ripple
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#endif
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