OnixS ICE iMpact Multicast Price Feed Handler C++ library
8.18.0
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OnixS
ICE
iMpact
MarketData
OrderBookUpdateListener.h
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/*
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* Copyright (c) Onix Solutions Limited. All rights reserved.
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*
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* This software owned by Onix Solutions Limited and is protected by copyright law
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* and international copyright treaties.
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*
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* Access to and use of the software is governed by the terms of the applicable ONIXS Software
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* Services Agreement (the Agreement) and Customer end user license agreements granting
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* a non-assignable, non-transferable and non-exclusive license to use the software
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* for it's own data processing purposes under the terms defined in the Agreement.
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*
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* Except as otherwise granted within the terms of the Agreement, copying or reproduction of any part
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* of this source code or associated reference material to any other location for further reproduction
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* or redistribution, and any amendments to this copyright notice, are expressly prohibited.
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*
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* Any reproduction or redistribution for sale or hiring of the Software not in accordance with
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* the terms of the Agreement is a violation of copyright law.
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*/
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#pragma once
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#include "
Export.h
"
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#include "
Types.h
"
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namespace
OnixS
{
namespace
ICE {
namespace
iMpact {
namespace
MarketData {
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// Forward declarations
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class
OrderBook;
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struct
MessageInfo;
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/// Defines the interface through which the Handler
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/// notifies subscribers that all the changes from
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/// current multicast message block are applied to
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/// the order book.
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class
ONIXS_ICEMDH_EXPORT
OrderBookUpdateListener
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{
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public
:
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/// Is called when the order book is updated.
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///
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/// In compare to the change reported through
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/// OnixS::ICE::iMpact::MarketData::OrderBookChangeListener
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/// interface, update represents a complex operation and
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/// usually consists of multiple changes. Also, books reported
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/// via OnixS::ICE::iMpact::MarketData::OrderBookUpdateListener
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/// interface are always in a valid state, whereas atomic change
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/// may invalidate book until subsequent change.
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///
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/// \param book is a 'up-to-date' book associated with given market.
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/// \param msgInfo information about multicast message block.
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virtual
void
onOrderBookUpdated(
const
OrderBook
& book,
const
MessageInfo
& msgInfo) = 0;
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protected
:
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virtual
~OrderBookUpdateListener
() {}
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};
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}}}}
// namespace OnixS::ICE::iMpact::MarketData
OnixS::ICE::iMpact::MarketData::OrderBookUpdateListener
Definition:
OrderBookUpdateListener.h:35
Types.h
OnixS::ICE::iMpact::MarketData::OrderBookUpdateListener::~OrderBookUpdateListener
virtual ~OrderBookUpdateListener()
Definition:
OrderBookUpdateListener.h:53
OnixS::ICE::iMpact::MarketData::MessageInfo
Message info.
Definition:
MessageInfo.h:31
OnixS
Definition:
ConformanceTools.h:28
Export.h
OnixS::ICE::iMpact::MarketData::OrderBook
Book instance composing price level book and full order depth book.
Definition:
OrderBook.h:126