OnixS ICE iMpact Multicast Price Feed Handler C++ library 8.18.0
Users' manual and API documentation
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Understanding Handler States

Once the Handler is started, it processes securities definitions retrieved from TCP connection. Afterward, the Handler starts listening for a book-related market data. At first, the Handler reconstructs all the books for all available securities. Once reconstruction is accomplished, the Handler listens for incremental updates and processes them accordingly.

Handler States

The table below describes all possible states for the Handler:

Handler States Diagram

ICE iMpact Handler States