com.espertech.esper.epl.core
Class ResultSetRowPerGroupIterator

java.lang.Object
  com.espertech.esper.epl.core.ResultSetRowPerGroupIterator

All Implemented Interfaces:

java.util.Iterator<EventBean>

public class ResultSetRowPerGroupIterator
extends java.lang.Object
implements java.util.Iterator<EventBean>

Iterator for the group-by case with a row per group.

Constructor Summary

ResultSetRowPerGroupIterator(java.util.Iterator<EventBean> sourceIterator, ResultSetProcessorRowPerGroup resultSetProcessor, AggregationService aggregationService, ExprEvaluatorContext exprEvaluatorContext)
Ctor.

Method Summary

boolean	hasNext()
EventBean	next()
void	remove()

Methods inherited from class java.lang.Object

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

Constructor Detail

ResultSetRowPerGroupIterator

public ResultSetRowPerGroupIterator(java.util.Iterator<EventBean> sourceIterator,
                                    ResultSetProcessorRowPerGroup resultSetProcessor,
                                    AggregationService aggregationService,
                                    ExprEvaluatorContext exprEvaluatorContext)

Ctor.

Parameters:

sourceIterator - is the parent view iterator

resultSetProcessor - for providing results

aggregationService - for pointing to the right aggregation row

exprEvaluatorContext - context for expression evalauation

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<EventBean>

next

public EventBean next()

Specified by:

next in interface java.util.Iterator<EventBean>

remove

public void remove()

Specified by:

remove in interface java.util.Iterator<EventBean>