Package tech.cassandre.trading.bot.strategy.internal

Class CassandreStrategyImplementation

java.lang.Object

tech.cassandre.trading.bot.util.base.Base

tech.cassandre.trading.bot.util.base.strategy.BaseStrategy

tech.cassandre.trading.bot.strategy.internal.CassandreStrategyImplementation

All Implemented Interfaces:

CassandreStrategyInterface

Direct Known Subclasses:

CassandreStrategy

public abstract class CassandreStrategyImplementation
extends BaseStrategy
implements CassandreStrategyInterface

CassandreStrategyImplementation is the default implementation of CassandreStrategyInterface, this code manages the interaction between Cassandre framework and a strategy.

These are the classes used by Cassandre to manage a position. - CassandreStrategyInterface list the methods a strategy type must implement to be able to interact with the Cassandre framework. - CassandreStrategyConfiguration contains the configuration of the strategy. - CassandreStrategyDependencies contains all the dependencies required by a strategy and provided by the Cassandre framework. - CassandreStrategyImplementation is the default implementation of CassandreStrategyInterface, this code manages the interaction between Cassandre framework and a strategy. - CassandreStrategy (class) is the class that every strategy used by user (BasicCassandreStrategy must extend. It contains methods to access data and manage orders, trades, positions. There are the classes used by the developer. - CassandreStrategy (interface) is the annotation allowing you Cassandre to recognize a user strategy. - BasicCassandreStrategy - User inherits this class this one to make a basic strategy.

Field Summary

Fields

Modifier and Type	Field	Description
protected CassandreStrategyConfiguration	configuration	Cassandre configuration.
protected CassandreStrategyDependencies	dependencies	Cassandre dependencies.
protected final Map<CurrencyPairDTO,TickerDTO>	lastTickers	Last tickers received.
protected final Map<String,AccountDTO>	userAccounts	The accounts owned by the user.

Fields inherited from class tech.cassandre.trading.bot.util.base.Base

ACCOUNT_MAPPER, CANDLE_MAPPER, CURRENCY_MAPPER, logger, ORDER_MAPPER, POSITION_MAPPER, STRATEGY_MAPPER, TICKER_MAPPER, TRADE_MAPPER, UTIL_MAPPER

Constructor Summary

Constructors

Constructor	Description
CassandreStrategyImplementation()

Method Summary

Modifier and Type	Method	Description
void	accountsUpdates(Set<AccountDTO> accounts)	Method called by streams on accounts updates.
final CassandreStrategyConfiguration	getConfiguration()	Get strategy configuration.
final BigDecimal	getLastPriceForCurrencyPair(@NonNull CurrencyPairDTO currencyPair)	Returns the last price received for a currency pair.
final Optional<TickerDTO>	getLastTickerByCurrencyPair(@NonNull CurrencyPairDTO currencyPair)	Return the last ticker for a currency pair.
final void	initializeAccounts(Map<String,AccountDTO> newAccounts)	Initialize strategy accounts with exchange accounts data retrieved at Cassandre startup.
final void	ordersUpdates(Set<OrderDTO> orders)	Method called by streams on orders updates.
final void	positionsUpdates(Set<PositionDTO> positions)	Method called by streams on positions updates.
final void	setConfiguration(CassandreStrategyConfiguration cassandreStrategyConfiguration)	Set strategy configuration.
final void	setDependencies(CassandreStrategyDependencies cassandreStrategyDependencies)	Set strategy dependencies.
void	tickersUpdates(Set<TickerDTO> tickers)	Method called by streams on tickers updates.
final void	tradesUpdates(Set<TradeDTO> trades)	Method called by streams on trades updates.
protected void	updatePositionsWithTickersUpdates(Map<CurrencyPairDTO,TickerDTO> tickers)	Update strategy positions with tickers updates.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface tech.cassandre.trading.bot.strategy.internal.CassandreStrategyInterface

getRequestedCurrencyPairs, getTradeAccount, initialize, onAccountsUpdates, onOrdersUpdates, onPositionsStatusUpdates, onPositionsUpdates, onTickersUpdates, onTradesUpdates

Field Details

configuration

protected CassandreStrategyConfiguration configuration

Cassandre configuration.

dependencies

protected CassandreStrategyDependencies dependencies

Cassandre dependencies.

userAccounts

protected final Map<String,AccountDTO> userAccounts

The accounts owned by the user.

lastTickers

protected final Map<CurrencyPairDTO,TickerDTO> lastTickers

Last tickers received.

Constructor Details

CassandreStrategyImplementation

public CassandreStrategyImplementation()

Method Details

setConfiguration

public final void setConfiguration(CassandreStrategyConfiguration cassandreStrategyConfiguration)

Description copied from interface: CassandreStrategyInterface

Set strategy configuration.

Specified by:

setConfiguration in interface CassandreStrategyInterface

Parameters:

cassandreStrategyConfiguration - cassandre strategy configuration

getConfiguration

public final CassandreStrategyConfiguration getConfiguration()

Description copied from interface: CassandreStrategyInterface

Get strategy configuration.

Specified by:

getConfiguration in interface CassandreStrategyInterface

Returns:

cassandre strategy configuration

setDependencies

public final void setDependencies(CassandreStrategyDependencies cassandreStrategyDependencies)

Description copied from interface: CassandreStrategyInterface

Set strategy dependencies.

Specified by:

setDependencies in interface CassandreStrategyInterface

Parameters:

cassandreStrategyDependencies - cassandre strategy dependencies

initializeAccounts

public final void initializeAccounts(Map<String,AccountDTO> newAccounts)

Description copied from interface: CassandreStrategyInterface

Initialize strategy accounts with exchange accounts data retrieved at Cassandre startup.

Specified by:

initializeAccounts in interface CassandreStrategyInterface

Parameters:

newAccounts - accounts

accountsUpdates

public void accountsUpdates(Set<AccountDTO> accounts)

Description copied from interface: CassandreStrategyInterface

Method called by streams on accounts updates.

Specified by:

accountsUpdates in interface CassandreStrategyInterface

Parameters:

accounts - accounts updates

tickersUpdates

public void tickersUpdates(Set<TickerDTO> tickers)

Description copied from interface: CassandreStrategyInterface

Method called by streams on tickers updates.

Specified by:

tickersUpdates in interface CassandreStrategyInterface

Parameters:

tickers - tickers updates

getLastPriceForCurrencyPair

public final BigDecimal getLastPriceForCurrencyPair(@NonNull
 @NonNull CurrencyPairDTO currencyPair)

Description copied from interface: CassandreStrategyInterface

Returns the last price received for a currency pair.

Specified by:

getLastPriceForCurrencyPair in interface CassandreStrategyInterface

Parameters:

currencyPair - currency pair

Returns:

last price

getLastTickerByCurrencyPair

public final Optional<TickerDTO> getLastTickerByCurrencyPair(@NonNull
 @NonNull CurrencyPairDTO currencyPair)

Return the last ticker for a currency pair.

Parameters:

currencyPair - currency pair

Returns:

last ticker received

ordersUpdates

public final void ordersUpdates(Set<OrderDTO> orders)

Description copied from interface: CassandreStrategyInterface

Method called by streams on orders updates.

Specified by:

ordersUpdates in interface CassandreStrategyInterface

Parameters:

orders - orders updates

tradesUpdates

public final void tradesUpdates(Set<TradeDTO> trades)

Description copied from interface: CassandreStrategyInterface

Method called by streams on trades updates.

Specified by:

tradesUpdates in interface CassandreStrategyInterface

Parameters:

trades - trades updates

positionsUpdates

public final void positionsUpdates(Set<PositionDTO> positions)

Description copied from interface: CassandreStrategyInterface

Method called by streams on positions updates.

Specified by:

positionsUpdates in interface CassandreStrategyInterface

Parameters:

positions - positions updates

updatePositionsWithTickersUpdates

protected void updatePositionsWithTickersUpdates(Map<CurrencyPairDTO,TickerDTO> tickers)

Update strategy positions with tickers updates.

Parameters:

tickers - tickers updates