com.espertech.esper.collection

Class FilteredEventIterator

java.lang.Object

com.espertech.esper.collection.FilteredEventIterator

All Implemented Interfaces:

Iterator<EventBean>

public class FilteredEventIterator
extends Object
implements Iterator<EventBean>

An iterator that filters events suppied by another iterator, using a list of one or more filter expressions as filter.

Constructor Summary

Constructors

Constructor and Description
FilteredEventIterator(ExprEvaluator[] filters, Iterator<EventBean> parent, ExprEvaluatorContext exprEvaluatorContext) Ctor.

Method Summary

Modifier and Type	Method and Description
boolean	hasNext()
EventBean	next()
void	remove()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Detail

FilteredEventIterator

public FilteredEventIterator(ExprEvaluator[] filters,
                             Iterator<EventBean> parent,
                             ExprEvaluatorContext exprEvaluatorContext)

Ctor.

Parameters:

filters - is a list of expression nodes for filtering

parent - is the iterator supplying the events to apply the filter on

exprEvaluatorContext - context for expression evalauation

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<EventBean>

next

public EventBean next()

Specified by:

next in interface Iterator<EventBean>

remove

public void remove()

Specified by:

remove in interface Iterator<EventBean>