Class CoinbaseProStreamingMarketDataService

java.lang.Object
info.bitrich.xchangestream.coinbasepro.CoinbaseProStreamingMarketDataService
All Implemented Interfaces:
StreamingMarketDataService

public class CoinbaseProStreamingMarketDataService
extends Object
implements StreamingMarketDataService
Created by luca on 4/3/17.
  • Method Details

    • getOrderBook

      public io.reactivex.Observable<OrderBook> getOrderBook​(CurrencyPair currencyPair, Object... args)
      Description copied from interface: StreamingMarketDataService
      Get an order book representing the current offered exchange rates (market depth).

      Warning: The library will attempt to keep the snapshots returned in sync with the exchange using the approaches published by that exchange. However, there are currently no guarantees that messages will not be skipped, or that any initial state message will be sent on connection. Emits NotConnectedException when not connected to the WebSocket API.

      Specified by:
      getOrderBook in interface StreamingMarketDataService
      Parameters:
      currencyPair - Currency pair of the order book
      Returns:
      Observable that emits OrderBook when exchange sends the update.
    • getRawTicker

      public io.reactivex.Observable<CoinbaseProProductTicker> getRawTicker​(CurrencyPair currencyPair, Object... args)
      Returns an Observable of CoinbaseProProductTicker, not converted to Ticker
      Parameters:
      currencyPair - the currency pair.
      args - optional arguments.
      Returns:
      an Observable of CoinbaseProProductTicker.
    • getTicker

      public io.reactivex.Observable<Ticker> getTicker​(CurrencyPair currencyPair, Object... args)
      Returns the CoinbasePro ticker converted to the normalized XChange object. CoinbasePro does not directly provide ticker data via web service. As stated by: https://docs.coinbasepro.com/#get-product-ticker, we can just listen for 'match' messages.
      Specified by:
      getTicker in interface StreamingMarketDataService
      Parameters:
      currencyPair - Currency pair of the ticker
      args - optional parameters.
      Returns:
      an Observable of normalized Ticker objects.
    • getTrades

      public io.reactivex.Observable<Trade> getTrades​(CurrencyPair currencyPair, Object... args)
      Description copied from interface: StreamingMarketDataService
      Get the trades performed by the exchange. Emits NotConnectedException When not connected to the WebSocket API.

      Warning: There are currently no guarantees that messages will not be skipped.

      Specified by:
      getTrades in interface StreamingMarketDataService
      Parameters:
      currencyPair - Currency pair of the trades
      Returns:
      Observable that emits Trade when exchange sends the update.
    • getRawWebSocketTransactions

      public io.reactivex.Observable<CoinbaseProWebSocketTransaction> getRawWebSocketTransactions​(CurrencyPair currencyPair, boolean filterChannelName)
      Web socket transactions related to the specified currency, in their raw format.
      Parameters:
      currencyPair - The currency pair.
      Returns:
      The stream.