Package com.espertech.esper.common.internal.view.derived

Class WeightedAverageViewFactory

java.lang.Object

com.espertech.esper.common.internal.view.derived.WeightedAverageViewFactory

All Implemented Interfaces:

ViewFactory

public class WeightedAverageViewFactory
extends Object
implements ViewFactory

Factory for WeightedAverageView instances.

Field Summary

Fields

Modifier and Type	Field	Description
protected StatViewAdditionalPropsEval	additionalProps
static final EPTypeClass	EPTYPE
protected EventType	eventType
protected ExprEvaluator	fieldNameWeightEvaluator
protected ExprEvaluator	fieldNameXEvaluator

Fields inherited from interface com.espertech.esper.common.internal.view.core.ViewFactory

EMPTY_ARRAY, EPTYPEARRAY, EPTYPEARRAYARRAY, SINGLE_ELEMENT_ARRAY

Constructor Summary

Constructors

Constructor	Description
WeightedAverageViewFactory()

Method Summary

Modifier and Type	Method	Description
StatViewAdditionalPropsEval	getAdditionalProps()
EventType	getEventType()
ExprEvaluator	getFieldNameWeightEvaluator()
ExprEvaluator	getFieldNameXEvaluator()
String	getViewName()
void	init(ViewFactoryContext viewFactoryContext, EPStatementInitServices services)
View	makeView(AgentInstanceViewFactoryChainContext agentInstanceViewFactoryContext)
void	setAdditionalProps(StatViewAdditionalPropsEval additionalProps)
void	setEventType(EventType eventType)
void	setFieldNameWeightEvaluator(ExprEvaluator fieldNameWeightEvaluator)
void	setFieldNameXEvaluator(ExprEvaluator fieldNameXEvaluator)

Methods inherited from class java.lang.Object

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

Field Details

EPTYPE

public static final EPTypeClass EPTYPE

fieldNameXEvaluator

protected ExprEvaluator fieldNameXEvaluator

fieldNameWeightEvaluator

protected ExprEvaluator fieldNameWeightEvaluator

additionalProps

protected StatViewAdditionalPropsEval additionalProps

eventType

protected EventType eventType

Constructor Details

WeightedAverageViewFactory

public WeightedAverageViewFactory()

Method Details

init

public void init(ViewFactoryContext viewFactoryContext,
 EPStatementInitServices services)

Specified by:

init in interface ViewFactory

makeView

public View makeView(AgentInstanceViewFactoryChainContext agentInstanceViewFactoryContext)

Specified by:

makeView in interface ViewFactory

getEventType

public EventType getEventType()

Specified by:

getEventType in interface ViewFactory

setFieldNameXEvaluator

public void setFieldNameXEvaluator(ExprEvaluator fieldNameXEvaluator)

setFieldNameWeightEvaluator

public void setFieldNameWeightEvaluator(ExprEvaluator fieldNameWeightEvaluator)

setAdditionalProps

public void setAdditionalProps(StatViewAdditionalPropsEval additionalProps)

setEventType

public void setEventType(EventType eventType)

Specified by:

setEventType in interface ViewFactory

getFieldNameXEvaluator

public ExprEvaluator getFieldNameXEvaluator()

getFieldNameWeightEvaluator

public ExprEvaluator getFieldNameWeightEvaluator()

getAdditionalProps

public StatViewAdditionalPropsEval getAdditionalProps()

getViewName

public String getViewName()

Specified by:

getViewName in interface ViewFactory