Package generic.util

Class MergeSortingIterator.LabeledIterator<L,T>

java.lang.Object

generic.util.MergeSortingIterator.LabeledIterator<L,T>

All Implemented Interfaces:

PeekableIterator<Map.Entry<L,T>>, Iterator<Map.Entry<L,T>>

Enclosing class:

MergeSortingIterator<T>

protected static class MergeSortingIterator.LabeledIterator<L,T>
extends Object
implements PeekableIterator<Map.Entry<L,T>>

Field Summary

Fields

Modifier and Type	Field	Description
protected final MergeSortingIterator.MyEntry<L,T>	entryNext
protected final MergeSortingIterator.MyEntry<L,T>	entryPeek
protected final PeekableIterator<? extends T>	it

Constructor Summary

Constructors

Constructor	Description
LabeledIterator(L label, PeekableIterator<? extends T> it)

Method Summary

Modifier and Type	Method	Description
protected static <L, T> MergeSortingIterator.LabeledIterator<L,T>	create(Map.Entry<L,? extends Iterator<? extends T>> entry)
boolean	hasNext()
Map.Entry<L,T>	next()
Map.Entry<L,T>	peek()	Returns the item that would be returned by calling Iterator.next(), but without incrementing the iterator.

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, remove

Field Details

it

protected final PeekableIterator<? extends T> it

entryNext

protected final MergeSortingIterator.MyEntry<L,T> entryNext

entryPeek

protected final MergeSortingIterator.MyEntry<L,T> entryPeek

Constructor Details

LabeledIterator

public LabeledIterator(L label,
 PeekableIterator<? extends T> it)

Method Details

create

protected static <L,
T>
MergeSortingIterator.LabeledIterator<L,T> create(Map.Entry<L,? extends Iterator<? extends T>> entry)

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<L>

next

public Map.Entry<L,T> next()

Specified by:

next in interface Iterator<L>

peek

public Map.Entry<L,T> peek()
                    throws NoSuchElementException

Description copied from interface: PeekableIterator

Returns the item that would be returned by calling Iterator.next(), but without incrementing the iterator.

Specified by:

peek in interface PeekableIterator<L>

Returns:

the item that would be returned by calling Iterator.next()

Throws:

NoSuchElementException - if there is no element to peek at