com.dukascopy.api.indicators

Interface IIndicatorContext

public interface IIndicatorContext

Provides access to system services

Author:

Dmitry Shohov

Method Summary

Modifier and Type	Method and Description
void	addChartInstrumentsListener(IChartFinancialInstrumentsListener listener) Deprecated.
void	addChartInstrumentsListener(IChartInstrumentsListener listener) Registers listener to chart instruments changes.
<V> java.util.concurrent.Future<V>	calculateAsynchronously(java.util.concurrent.Callable<V> task) Executes task asynchronously.
IAccount	getAccount() Provides access to various account information
IFinancialInstrument[]	getChartFinancialInstruments() Deprecated.
Instrument[]	getChartInstruments() Returns all chart instruments
IConsole	getConsole() Returns interface that allows to write messages into the Messages table
ICurrencyConverter	getCurrencyConverter() Provides access to ICurrencyConverter
IDataService	getDataService() Provides access to IDataService
IFeedDescriptor	getFeedDescriptor()
IFeedInfo	getFeedInfo() Deprecated.
java.io.File	getFilesDir() Returns directory where reading and writing is allowed.
IHistory	getHistory() Provides access to history from indicators
IIndicatorChartPanel	getIndicatorChartPanel() Provides access to IIndicatorChartPanel
IIndicatorsProvider	getIndicatorsProvider() Returns interface that can be used to get indicators registered in the system
Instrument	getInstrument() Deprecated. Use getFeedDescriptor().getInstrument() instead
JFTimeZone	getJFTimeZone() Returns time zone of the chart.
OfferSide	getOfferSide() Deprecated. Use getFeedDescriptor().getOfferSide() instead
Period	getPeriod() Deprecated. Use getFeedDescriptor().getPeriod() instead
boolean	isLive() Returns true when indicator is used on Live account, false otherwise
void	updateCalculationProgress(int percent) Updates progress status of pending task execution.

Method Detail

getConsole

IConsole getConsole()

Returns interface that allows to write messages into the Messages table

Returns:

interface for messages sending

getIndicatorsProvider

IIndicatorsProvider getIndicatorsProvider()

Returns interface that can be used to get indicators registered in the system

Returns:

interface to work with indicators

getInstrument

@Deprecated
Instrument getInstrument()

Deprecated. Use getFeedDescriptor().getInstrument() instead

Returns instrument of the primary input when called from IIndicator.calculate(int, int) or IIndicator.setInputParameter(int, java.lang.Object) methods

Returns:

instrument of the primary input

getPeriod

@Deprecated
Period getPeriod()

Deprecated. Use getFeedDescriptor().getPeriod() instead

Returns period of the primary input when called from IIndicator.calculate(int, int) or IIndicator.setInputParameter(int, java.lang.Object) methods

Returns:

period of the primary input

getOfferSide

@Deprecated
OfferSide getOfferSide()

Deprecated. Use getFeedDescriptor().getOfferSide() instead

Returns offer side of the primary input when called from IIndicator.calculate(int, int) or IIndicator.setInputParameter(int, java.lang.Object) methods

Returns:

offer side of the primary input

getHistory

IHistory getHistory()

Provides access to history from indicators

Returns:

history interface

getAccount

IAccount getAccount()

Provides access to various account information

Returns:

IAccount interface

getFeedDescriptor

IFeedDescriptor getFeedDescriptor()

Returns:

chart state described by bean IFeedDescriptor

getFeedInfo

@Deprecated
IFeedInfo getFeedInfo()

Deprecated.

Returns:

chart state described by bean IFeedInfo

getJFTimeZone

JFTimeZone getJFTimeZone()

Returns time zone of the chart.

Returns:

time zone of the chart

getChartInstruments

Instrument[] getChartInstruments()

Returns all chart instruments

Returns:

array with chart instruments

getChartFinancialInstruments

@Deprecated
IFinancialInstrument[] getChartFinancialInstruments()

Deprecated.

Returns all chart financial instruments

Returns:

array with chart financial instruments

addChartInstrumentsListener

void addChartInstrumentsListener(IChartInstrumentsListener listener)

Registers listener to chart instruments changes.

Parameters:

listener - listener to chart instruments changes

addChartInstrumentsListener

@Deprecated
void addChartInstrumentsListener(IChartFinancialInstrumentsListener listener)

Deprecated.

Registers listener to chart instruments changes.

Parameters:

listener - listener to chart instruments changes

getDataService

IDataService getDataService()

Provides access to IDataService

Returns:

IDataService interface

getIndicatorChartPanel

IIndicatorChartPanel getIndicatorChartPanel()

Provides access to IIndicatorChartPanel

Returns:

IIndicatorChartPanel interface

getCurrencyConverter

ICurrencyConverter getCurrencyConverter()

Provides access to ICurrencyConverter

Returns:

ICurrencyConverter implementation

isLive

boolean isLive()

Returns true when indicator is used on Live account, false otherwise

Returns:

true when indicator is used on Live account, false otherwise

getFilesDir

java.io.File getFilesDir()

Returns directory where reading and writing is allowed. Usually ~/My Documents/My Strategies/files

Returns:

directory with free read/write access

calculateAsynchronously

<V> java.util.concurrent.Future<V> calculateAsynchronously(java.util.concurrent.Callable<V> task)

Executes task asynchronously.

Type Parameters:

V - Type of returned value

Parameters:

task - Task for execution

Returns:

Future representing pending completion of the task

updateCalculationProgress

void updateCalculationProgress(int percent)

Updates progress status of pending task execution.

Parameters:

percent - Percent of completed work