com.dxfeed.event.candle

Class CandleExchange

java.lang.Object

com.dxfeed.event.candle.CandleExchange

All Implemented Interfaces:

CandleSymbolAttribute<CandleExchange>, Serializable

public class CandleExchange
extends Object
implements CandleSymbolAttribute<CandleExchange>, Serializable

Exchange attribute of CandleSymbol defines exchange identifier where data is taken from to build the candles.

Implementation details

This attribute is encoded in a symbol string with MarketEventSymbols.getExchangeCode and changeExchangeCode methods.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static CandleExchange	COMPOSITE Composite exchange where data is taken from all exchanges.
static CandleExchange	DEFAULT Default exchange is COMPOSITE.

Method Summary

Modifier and Type	Method and Description
String	changeAttributeForSymbol(String symbol) Returns candle event symbol string with this exchange set.
void	checkInAttributeImpl(CandleSymbol candleSymbol) Internal method that initializes attribute in the candle symbol.
boolean	equals(Object o) Indicates whether this exchange attribute is the same as another one.
static CandleExchange	getAttributeForSymbol(String symbol) Returns exchange attribute object of the given candle symbol string.
char	getExchangeCode() Returns exchange code.
int	hashCode() Returns hash code of this exchange attribute.
protected Object	readResolve()
String	toString() Returns string representation of this exchange.
static CandleExchange	valueOf(char exchangeCode) Returns exchange attribute object that corresponds to the specified exchange code character.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

COMPOSITE

public static final CandleExchange COMPOSITE

Composite exchange where data is taken from all exchanges.

DEFAULT

public static final CandleExchange DEFAULT

Default exchange is COMPOSITE.

Method Detail

getExchangeCode

public char getExchangeCode()

Returns exchange code. It is '\0' for COMPOSITE exchange.

Returns:

exchange code.

toString

public String toString()

Returns string representation of this exchange. It is the string "COMPOSITE" for COMPOSITE exchange or exchange character otherwise.

Overrides:

toString in class Object

Returns:

string representation of this exchange.

equals

public boolean equals(Object o)

Indicates whether this exchange attribute is the same as another one.

Overrides:

equals in class Object

Returns:

true if this exchange attribute is the same as another one.

hashCode

public int hashCode()

Returns hash code of this exchange attribute.

Overrides:

hashCode in class Object

Returns:

hash code of this exchange attribute.

changeAttributeForSymbol

public String changeAttributeForSymbol(String symbol)

Returns candle event symbol string with this exchange set.

Specified by:

changeAttributeForSymbol in interface CandleSymbolAttribute<CandleExchange>

Parameters:

symbol - original candle event symbol.

Returns:

candle event symbol string with this exchange set.

checkInAttributeImpl

public void checkInAttributeImpl(CandleSymbol candleSymbol)

Internal method that initializes attribute in the candle symbol.

Specified by:

checkInAttributeImpl in interface CandleSymbolAttribute<CandleExchange>

Parameters:

candleSymbol - candle symbol.

Throws:

IllegalStateException - if used outside of internal initialization logic.

valueOf

public static CandleExchange valueOf(char exchangeCode)

Returns exchange attribute object that corresponds to the specified exchange code character.

Parameters:

exchangeCode - exchange code character.

Returns:

exchange attribute object.

getAttributeForSymbol

public static CandleExchange getAttributeForSymbol(String symbol)

Returns exchange attribute object of the given candle symbol string. The result is DEFAULT if the symbol does not have exchange attribute.

Parameters:

symbol - candle symbol string.

Returns:

exchange attribute object of the given candle symbol string.

readResolve

protected Object readResolve()
                      throws ObjectStreamException

Throws:

ObjectStreamException