com.espertech.esper.epl.core.eval

Class EvalInsertBeanWrapRecast

java.lang.Object

com.espertech.esper.epl.core.eval.EvalInsertBeanWrapRecast

All Implemented Interfaces:

SelectExprProcessor

public class EvalInsertBeanWrapRecast
extends Object
implements SelectExprProcessor

Constructor Summary

Constructors

Constructor and Description
EvalInsertBeanWrapRecast(WrapperEventType targetType, EventAdapterService eventAdapterService, int streamNumber, EventType[] typesPerStream)

Method Summary

Modifier and Type	Method and Description
EventType	getResultEventType() Returns the event type that represents the select-clause items.
EventBean	process(EventBean[] eventsPerStream, boolean isNewData, boolean isSynthesize, ExprEvaluatorContext exprEvaluatorContext) Computes the select-clause results and returns an event of the result event type that contains, in it's properties, the selected items.

Methods inherited from class java.lang.Object

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

Constructor Detail

EvalInsertBeanWrapRecast

public EvalInsertBeanWrapRecast(WrapperEventType targetType,
                                EventAdapterService eventAdapterService,
                                int streamNumber,
                                EventType[] typesPerStream)
                         throws ExprValidationException

Throws:

ExprValidationException

Method Detail

process

public EventBean process(EventBean[] eventsPerStream,
                         boolean isNewData,
                         boolean isSynthesize,
                         ExprEvaluatorContext exprEvaluatorContext)

Description copied from interface: SelectExprProcessor

Computes the select-clause results and returns an event of the result event type that contains, in it's properties, the selected items.

Specified by:

process in interface SelectExprProcessor

Parameters:

eventsPerStream - - is per stream the event

isNewData - - indicates whether we are dealing with new data (istream) or old data (rstream)

isSynthesize - - set to true to indicate that synthetic events are required for an iterator result set

exprEvaluatorContext - context

Returns:

event with properties containing selected items

getResultEventType

public EventType getResultEventType()

Description copied from interface: SelectExprProcessor

Returns the event type that represents the select-clause items.

Specified by:

getResultEventType in interface SelectExprProcessor

Returns:

event type representing select-clause items