Book.h

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/*
* Copyright Onix Solutions Limited [OnixS]. All rights reserved.
*
* This software owned by Onix Solutions Limited [OnixS] and is protected by copyright law
* and international copyright treaties.
*
* Access to and use of the software is governed by the terms of the applicable OnixS Software
* Services Agreement (the Agreement) and Customer end user license agreements granting
* a non-assignable, non-transferable and non-exclusive license to use the software
* for it's own data processing purposes under the terms defined in the Agreement.
*
* Except as otherwise granted within the terms of the Agreement, copying or reproduction of any part
* of this source code or associated reference material to any other location for further reproduction
* or redistribution, and any amendments to this copyright notice, are expressly prohibited.
*
* Any reproduction or redistribution for sale or hiring of the Software not in accordance with
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*/
#pragma once
 
#include <string>
#include <vector>
#include <unordered_map>
#include <thread>
#include <mutex>
#include <functional>
 
#include "Order.h"
#include "Utils.h"
 
namespace Samples {

class Book
{
public:
    using BookEntryId = Order::OrderId;
    using BookEntries = std::unordered_map<BookEntryId, OrderPtr>;
    using Id2crossOrderMap = std::unordered_map<BookEntryId, CrossOrderPtr>;

    Order& store(OrderPtr entry);
    Order& store(OrderPtr entry, BookEntryId id);

    CrossOrder& store(CrossOrderPtr entry);

    OptionalRef<Order> find(BookEntryId id);

    OptionalRef<CrossOrder> findCross(BookEntryId id);

    using OrdersList = std::vector<OrderPtr>;
    OrdersList getEntries(std::function<bool(const Order&)> predicate = [](const Order&){ return true; });
 
private:
    using Mutex = std::recursive_mutex;
    using Guard = std::lock_guard<Mutex>;
 
    Mutex mutex_;
    BookEntries entries_;
    Id2crossOrderMap crossOrders_;
};
 
}