dxFeed/QDS API 3.100 released

DXFeed API: Update to version 3.1xx with support for Candles and time series

INCOMPATIBLE CHANGES:
  • DXFeed.createConnectedFeed method is removed. Use DXEndpoint to create connection. See DXFeed class javadoc for details.
  • “com.dxfeed.api.event” package is renamed to “com.dxfeed.event.market”. Package contents did not change (the same Quote, Trade, TimeAndSale, etc classes are there)
  • DXFeedSubscriptionChangeListener is moved to another package and renamed to ObservableSubscriptionChangeListener. This change should not affect feed consumers.
NEW FEATURES:
  • “com.dxfeed.event.candle” package is introduced with a set of CandleXXX classes to receive chart candles.  Candle class represents one Open-High-Low-Close-Volume candle with auxiliary information.    Use instances of CandleSymbol class to specify which Candles to subscribe to.
  • “DXFeedTimeSeriesSubscription” class is introduced to subscribe to time series (history) of past events in addition to all new/current events. It is designed to be used with TimeAndSale and Candle events.
  • “DXFeed.createTimeSeriesSubscription” method is introduced.  DXFeed API: Update to version 3.1xx with support for Candles and time series