com.espertech.esper.epl.core
Class ResultSetAggregateGroupedIterator

java.lang.Object
  extended by com.espertech.esper.epl.core.ResultSetAggregateGroupedIterator
All Implemented Interfaces:
java.util.Iterator<EventBean>

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

Iterator for group-by with aggregation.


Constructor Summary
ResultSetAggregateGroupedIterator(java.util.Iterator<EventBean> sourceIterator, ResultSetProcessorAggregateGrouped 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

ResultSetAggregateGroupedIterator

public ResultSetAggregateGroupedIterator(java.util.Iterator<EventBean> sourceIterator,
                                         ResultSetProcessorAggregateGrouped resultSetProcessor,
                                         AggregationService aggregationService,
                                         ExprEvaluatorContext exprEvaluatorContext)
Ctor.

Parameters:
sourceIterator - is the parent iterator
resultSetProcessor - for constructing result rows
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>

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