com.espertech.esper.epl.core
Class SelectExprInsertEventBeanFactory.SelectExprInsertNativeWidening

java.lang.Object
  com.espertech.esper.epl.core.SelectExprInsertEventBeanFactory.SelectExprInsertNativeBase
      com.espertech.esper.epl.core.SelectExprInsertEventBeanFactory.SelectExprInsertNativeWidening

All Implemented Interfaces:

SelectExprProcessor

Enclosing class:

SelectExprInsertEventBeanFactory

public static class SelectExprInsertEventBeanFactory.SelectExprInsertNativeWidening
extends SelectExprInsertEventBeanFactory.SelectExprInsertNativeBase

Field Summary

Fields inherited from class com.espertech.esper.epl.core.SelectExprInsertEventBeanFactory.SelectExprInsertNativeBase

eventManufacturer, exprEvaluators

Constructor Summary

SelectExprInsertEventBeanFactory.SelectExprInsertNativeWidening(EventType eventType, EventBeanManufacturer eventManufacturer, ExprEvaluator[] exprEvaluators, TypeWidener[] wideners)

Method Summary

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 com.espertech.esper.epl.core.SelectExprInsertEventBeanFactory.SelectExprInsertNativeBase

getResultEventType

Methods inherited from class java.lang.Object

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

Constructor Detail

SelectExprInsertEventBeanFactory.SelectExprInsertNativeWidening

public SelectExprInsertEventBeanFactory.SelectExprInsertNativeWidening(EventType eventType,
                                                                       EventBeanManufacturer eventManufacturer,
                                                                       ExprEvaluator[] exprEvaluators,
                                                                       TypeWidener[] wideners)

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.

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

Returns:

event with properties containing selected items