Package generic.util

Class WrappingPeekableIterator<T>

java.lang.Object

generic.util.WrappingPeekableIterator<T>

Type Parameters:

T - the type of the iterator

All Implemented Interfaces:

PeekableIterator<T>, Iterator<T>

public class WrappingPeekableIterator<T>
extends Object
implements PeekableIterator<T>

An implementation of PeekableIterator that can take a Java Iterator and wrap it to implement the PeekableIterator interface.

Constructor Summary

Constructors

Constructor	Description
WrappingPeekableIterator(Iterator<T> iterator)

Method Summary

Modifier and Type	Method	Description
boolean	hasNext()
T	next()
T	peek()	Returns the item that would be returned by calling Iterator.next(), but does not increment the iterator as next would.
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 Details

WrappingPeekableIterator

public WrappingPeekableIterator(Iterator<T> iterator)

Method Details

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<T>

next

public T next()

Specified by:

next in interface Iterator<T>

remove

public void remove()

Specified by:

remove in interface Iterator<T>

peek

public T peek()
       throws NoSuchElementException

Description copied from interface: PeekableIterator

Returns the item that would be returned by calling Iterator.next(), but does not increment the iterator as next would.

Specified by:

peek in interface PeekableIterator<T>

Returns:

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

Throws:

NoSuchElementException