Cme::Mdp::ChannelDataListener Class Reference

#include <B2BITS_CmeMdpChannel.h>

Inheritance diagram for Cme::Mdp::ChannelDataListener:

Collaboration diagram for Cme::Mdp::ChannelDataListener:

Public Member Functions
virtual ChannelDataControlCode	onEvent (Channel *channel, DataFeedID dataFeedId, const ChannelDataEvent &event)=0
virtual ChannelDataControlCode	onPacket (Channel *channel, DataFeedID dataFeedId, const Packet &packet)=0
Public Member Functions inherited from Cme::Mdp::ReferenceCounter
	ReferenceCounter () throw ()
virtual bool	addRef () const throw ()
virtual long	release () const throw ()
virtual long	getNRef () const throw ()

Protected Member Functions
virtual	~ChannelDataListener ()
Protected Member Functions inherited from Cme::Mdp::ReferenceCounter
virtual	~ReferenceCounter ()
long	decrement () const throw ()
long	increment () const throw ()

Detailed Description

Channel data listener. Channel data listener interface is used to receive channel raw data events and packets.

Constructor & Destructor Documentation

virtual Cme::Mdp::ChannelDataListener::~ChannelDataListener ( )

inlineprotectedvirtual

Member Function Documentation

virtual ChannelDataControlCode Cme::Mdp::ChannelDataListener::onEvent ( Channel *  channel, DataFeedID  dataFeedId, const ChannelDataEvent &  event  )

pure virtual

Called on channel data event.

Parameters

channel	Channel.
dataFeedId	Data feed id.
event	Event.

Returns

Control code. cdccContinue to continue processing.

virtual ChannelDataControlCode Cme::Mdp::ChannelDataListener::onPacket ( Channel *  channel, DataFeedID  dataFeedId, const Packet &  packet  )

pure virtual

Called on channel data packet received. This callback function may be called concurrently from different threads. The packets delivered are not sequenced, there may be duplicates, out-of-order packets, packet gaps.

Parameters

channel	Channel.
dataFeedId	Data feed id.
packet	Packet.

Returns

Control code. cdccContinue to continue processing.