groovy.stream.iterators.groovy

Class FlatMapIterator<T,U>

java.lang.Object

groovy.stream.iterators.AbstractIterator<U>

groovy.stream.iterators.groovy.FlatMapIterator<T,U>

All Implemented Interfaces:

java.util.Iterator<U>

Direct Known Subclasses:

FlatMapIteratorForFunction, FlatMapIteratorForIndexedFunction

public class FlatMapIterator<T,U>
extends AbstractIterator<U>

Field Summary

Fields

Modifier and Type	Field and Description
protected int	index
protected java.util.Iterator<T>	inputIterator
protected java.util.Queue<U>	pushback

Fields inherited from class groovy.stream.iterators.AbstractIterator

current, exhausted, iterator, loaded

Constructor Summary

Constructors

Constructor and Description
FlatMapIterator(java.util.Iterator<T> iterator, groovy.lang.Closure<? extends java.util.Collection<U>> mapping, boolean withIndex)

Method Summary

Modifier and Type	Method and Description
protected void	loadNext()
protected java.util.Collection<U>	performMapping(T next)
protected void	setDelegate(T next)

Methods inherited from class groovy.stream.iterators.AbstractIterator

hasNext, next, 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

Field Detail

pushback

protected final java.util.Queue<U> pushback

inputIterator

protected final java.util.Iterator<T> inputIterator

index

protected int index

Constructor Detail

FlatMapIterator

public FlatMapIterator(java.util.Iterator<T> iterator,
                       groovy.lang.Closure<? extends java.util.Collection<U>> mapping,
                       boolean withIndex)

Method Detail

loadNext

protected void loadNext()

Specified by:

loadNext in class AbstractIterator<U>

performMapping

protected java.util.Collection<U> performMapping(T next)

setDelegate

protected void setDelegate(T next)