Order Book listener. More...
Public Member Functions | |
virtual void | onOrderBookUpdated (const OrderBook &book)=0 |
Is called when the book is updated. | |
virtual void | onOrderBookOutOfDate (const OrderBook &book)=0 |
Is called when no data is coming during a reasonable period of time. More... | |
Order Book listener.
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pure virtual |
Is called when no data is coming during a reasonable period of time.
Since the moment of call books must be considered as outdated. Further call of 'onOrderBookUpdated' members makes a particular book as up-to-date.