com.espertech.esper.common.internal.view.rank

Class RankWindowViewForge

java.lang.Object

com.espertech.esper.common.internal.view.core.ViewFactoryForgeBase

com.espertech.esper.common.internal.view.rank.RankWindowViewForge

All Implemented Interfaces:

CodegenMakeable<SAIFFInitializeSymbol>, DataWindowViewForge, DataWindowViewForgeWithPrevious, ViewFactoryForge

public class RankWindowViewForge
extends ViewFactoryForgeBase
implements DataWindowViewForge, DataWindowViewForgeWithPrevious

Factory for rank window views.

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean[]	isDescendingValues The flags defining the ascending or descending sort order.
protected ExprForge	sizeForge The sort window size.
protected ExprNode[]	sortCriteriaExpressions The sort-by expressions.
protected ExprNode[]	uniqueCriteriaExpressions The unique-by expressions.
protected boolean	useCollatorSort

Fields inherited from class com.espertech.esper.common.internal.view.core.ViewFactoryForgeBase

eventType

Constructor Summary

Constructors

Constructor and Description
RankWindowViewForge()

Method Summary

Modifier and Type	Method and Description
protected void	assign(CodegenMethod method, CodegenExpressionRef factory, SAIFFInitializeSymbol symbols, CodegenClassScope classScope)
void	attach(EventType parentEventType, int streamNumber, ViewForgeEnv viewForgeEnv)
protected String	factoryMethod()
String	getViewName()
void	setViewParameters(List<ExprNode> parameters, ViewForgeEnv viewForgeEnv, int streamNumber)
protected Class	typeOfFactory()

Methods inherited from class com.espertech.esper.common.internal.view.core.ViewFactoryForgeBase

getEventType, make

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.espertech.esper.common.internal.view.core.ViewFactoryForge

accept

Field Detail

uniqueCriteriaExpressions

protected ExprNode[] uniqueCriteriaExpressions

The unique-by expressions.

sortCriteriaExpressions

protected ExprNode[] sortCriteriaExpressions

The sort-by expressions.

isDescendingValues

protected boolean[] isDescendingValues

The flags defining the ascending or descending sort order.

sizeForge

protected ExprForge sizeForge

The sort window size.

useCollatorSort

protected boolean useCollatorSort

Constructor Detail

RankWindowViewForge

public RankWindowViewForge()

Method Detail

setViewParameters

public void setViewParameters(List<ExprNode> parameters,
                              ViewForgeEnv viewForgeEnv,
                              int streamNumber)
                       throws ViewParameterException

Specified by:

setViewParameters in interface ViewFactoryForge

Throws:

ViewParameterException

attach

public void attach(EventType parentEventType,
                   int streamNumber,
                   ViewForgeEnv viewForgeEnv)
            throws ViewParameterException

Specified by:

attach in interface ViewFactoryForge

Throws:

ViewParameterException

typeOfFactory

protected Class typeOfFactory()

Specified by:

typeOfFactory in class ViewFactoryForgeBase

factoryMethod

protected String factoryMethod()

Specified by:

factoryMethod in class ViewFactoryForgeBase

assign

protected void assign(CodegenMethod method,
                      CodegenExpressionRef factory,
                      SAIFFInitializeSymbol symbols,
                      CodegenClassScope classScope)

Specified by:

assign in class ViewFactoryForgeBase

getViewName

public String getViewName()

Specified by:

getViewName in interface ViewFactoryForge