Symbol changed event of a security. This is generated when a symbol is remapped for a given security, for example, at EOD 2014.04.02 GOOG turned into GOOGL, but are the same More...

Inheritance diagram for QuantConnect.Data.Market.SymbolChangedEvent:

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Public Member Functions
	SymbolChangedEvent ()
	Initializes a new default instance of the SymbolChangedEvent class More...

	SymbolChangedEvent (Symbol requestedSymbol, DateTime date, string oldSymbol, string newSymbol)
	Initializes a new instance of the SymbolChangedEvent More...

override SubscriptionDataSource	GetSource (SubscriptionDataConfig config, DateTime date, bool isLiveMode)
	Return the URL string source of the file. This will be converted to a stream More...

override BaseData	Clone ()
	Return a new instance clone of this object, used in fill forward More...

override string	ToString ()
	Friendly string representation of this symbol changed event More...

Public Member Functions inherited from QuantConnect.Data.BaseData
	BaseData ()
	Constructor for initialising the dase data class More...

virtual BaseData	Reader (SubscriptionDataConfig config, string line, DateTime date, bool isLiveMode)
	Reader converts each line of the data source into BaseData objects. Each data type creates its own factory method, and returns a new instance of the object each time it is called. The returned object is assumed to be time stamped in the config.ExchangeTimeZone. More...

virtual BaseData	Reader (SubscriptionDataConfig config, StreamReader stream, DateTime date, bool isLiveMode)
	Reader converts each line of the data source into BaseData objects. Each data type creates its own factory method, and returns a new instance of the object each time it is called. The returned object is assumed to be time stamped in the config.ExchangeTimeZone. More...

virtual bool	RequiresMapping ()
	Indicates if there is support for mapping More...

virtual bool	IsSparseData ()
	Indicates that the data set is expected to be sparse More...

virtual bool	ShouldCacheToSecurity ()
	Indicates whether this contains data that should be stored in the security cache More...

virtual Resolution	DefaultResolution ()
	Gets the default resolution for this data and security type More...

virtual List< Resolution >	SupportedResolutions ()
	Gets the supported resolution for this data and security type More...

virtual DateTimeZone	DataTimeZone ()
	Specifies the data time zone for this data type. This is useful for custom data types More...

void	UpdateTrade (decimal lastTrade, decimal tradeSize)
	Updates this base data with a new trade More...

void	UpdateQuote (decimal bidPrice, decimal bidSize, decimal askPrice, decimal askSize)
	Updates this base data with new quote information More...

void	UpdateBid (decimal bidPrice, decimal bidSize)
	Updates this base data with the new quote bid information More...

void	UpdateAsk (decimal askPrice, decimal askSize)
	Updates this base data with the new quote ask information More...

virtual void	Update (decimal lastTrade, decimal bidPrice, decimal askPrice, decimal volume, decimal bidSize, decimal askSize)
	Update routine to build a bar/tick from a data update. More...

virtual BaseData	Clone (bool fillForward)
	Return a new instance clone of this object, used in fill forward More...

override string	ToString ()
	Formats a string with the symbol and value. More...

virtual BaseData	Reader (SubscriptionDataConfig config, string line, DateTime date, DataFeedEndpoint datafeed)
	Reader converts each line of the data source into BaseData objects. Each data type creates its own factory method, and returns a new instance of the object each time it is called. More...

virtual string	GetSource (SubscriptionDataConfig config, DateTime date, DataFeedEndpoint datafeed)
	Return the URL string source of the file. This will be converted to a stream More...

Properties
string	OldSymbol `[get]`
	Gets the symbol before the change More...

string	NewSymbol `[get]`
	Gets the symbol after the change More...

Properties inherited from QuantConnect.Data.BaseData
MarketDataType	DataType = MarketDataType.Base `[get, set]`
	Market Data Type of this data - does it come in individual price packets or is it grouped into OHLC. More...

bool	IsFillForward `[get]`
	True if this is a fill forward piece of data More...

DateTime	Time `[get, set]`
	Current time marker of this data packet. More...

virtual DateTime	EndTime `[get, set]`
	The end time of this data. Some data covers spans (trade bars) and as such we want to know the entire time span covered More...

Symbol	Symbol = Symbol.Empty `[get, set]`
	Symbol representation for underlying Security More...

virtual decimal	Value `[get, set]`
	Value representation of this data packet. All data requires a representative value for this moment in time. For streams of data this is the price now, for OHLC packets this is the closing price. More...

Properties inherited from QuantConnect.Data.IBaseData
MarketDataType	DataType `[get, set]`
	Market Data Type of this data - does it come in individual price packets or is it grouped into OHLC. More...

DateTime	Time `[get, set]`
	Time keeper of data – all data is timeseries based. More...

DateTime	EndTime `[get, set]`
	End time of data More...

Symbol	Symbol `[get, set]`
	Symbol for underlying Security More...

decimal	Value `[get, set]`
	All timeseries data is a time-value pair: More...

decimal	Price `[get]`
	Alias of Value. More...

Additional Inherited Members
Static Public Member Functions inherited from QuantConnect.Data.BaseData
static IEnumerable< BaseData >	DeserializeMessage (string serialized)
	Deserialize the message from the data server More...

Public Attributes inherited from QuantConnect.Data.BaseData
virtual decimal	Price => Value
	As this is a backtesting platform we'll provide an alias of value as price. More...

Static Protected Attributes inherited from QuantConnect.Data.BaseData
static readonly List< Resolution >	AllResolutions
	A list of all Resolution More...

static readonly List< Resolution >	DailyResolution = new List<Resolution> { Resolution.Daily }
	A list of Resolution.Daily More...

static readonly List< Resolution >	MinuteResolution = new List<Resolution> { Resolution.Minute }
	A list of Resolution.Minute More...

static readonly List< Resolution >	HighResolution = new List<Resolution> { Resolution.Minute, Resolution.Second, Resolution.Tick }
	A list of high Resolution, including minute, second, and tick. More...

static readonly List< Resolution >	OptionResolutions = new List<Resolution> { Resolution.Daily, Resolution.Hour, Resolution.Minute }
	A list of resolutions support by Options More...

Detailed Description

Symbol changed event of a security. This is generated when a symbol is remapped for a given security, for example, at EOD 2014.04.02 GOOG turned into GOOGL, but are the same

Definition at line 25 of file SymbolChangedEvent.cs.

Constructor & Destructor Documentation

◆ SymbolChangedEvent() [1/2]

QuantConnect.Data.Market.SymbolChangedEvent.SymbolChangedEvent ( )

Initializes a new default instance of the SymbolChangedEvent class

Definition at line 40 of file SymbolChangedEvent.cs.

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◆ SymbolChangedEvent() [2/2]

QuantConnect.Data.Market.SymbolChangedEvent.SymbolChangedEvent	(	Symbol	requestedSymbol,
		DateTime	date,
		string	oldSymbol,
		string	newSymbol
	)

Initializes a new instance of the SymbolChangedEvent

Parameters

requestedSymbol	The symbol that was originally requested
date	The date/time this symbol remapping took place
oldSymbol	The old symbol mapping
newSymbol	The new symbol mapping

Definition at line 52 of file SymbolChangedEvent.cs.

Member Function Documentation

◆ GetSource()

override SubscriptionDataSource QuantConnect.Data.Market.SymbolChangedEvent.GetSource	(	SubscriptionDataConfig	config,
		DateTime	date,
		bool	isLiveMode
	)

virtual

Return the URL string source of the file. This will be converted to a stream

Parameters

config	Configuration object
date	Date of this source file
isLiveMode	true if we're in live mode, false for backtesting mode

Returns: String URL of source file.

Reimplemented from QuantConnect.Data.BaseData.

Definition at line 68 of file SymbolChangedEvent.cs.

◆ Clone()

override BaseData QuantConnect.Data.Market.SymbolChangedEvent.Clone ( )

virtual

Return a new instance clone of this object, used in fill forward

This base implementation uses reflection to copy all public fields and properties

Returns: A clone of the current object

Reimplemented from QuantConnect.Data.BaseData.

Definition at line 80 of file SymbolChangedEvent.cs.

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◆ ToString()

override string QuantConnect.Data.Market.SymbolChangedEvent.ToString ( )

Friendly string representation of this symbol changed event

Definition at line 88 of file SymbolChangedEvent.cs.

Property Documentation

◆ OldSymbol

string QuantConnect.Data.Market.SymbolChangedEvent.OldSymbol

get

Gets the symbol before the change

Definition at line 30 of file SymbolChangedEvent.cs.

◆ NewSymbol

string QuantConnect.Data.Market.SymbolChangedEvent.NewSymbol

get

Gets the symbol after the change

Definition at line 35 of file SymbolChangedEvent.cs.

The documentation for this class was generated from the following file:

Common/Data/Market/SymbolChangedEvent.cs

Public Member Functions

Properties

Additional Inherited Members