net.sf.staccatocommons.iterators
Class IndexedThriterator<A>

java.lang.Object
  net.sf.staccatocommons.iterators.AbstractUnmodifiableIterator<A>
      net.sf.staccatocommons.iterators.thriter.AbstractThriterator<A>
          net.sf.staccatocommons.iterators.thriter.AdvanceThriterator<A>
              net.sf.staccatocommons.iterators.IndexedThriterator<A>

All Implemented Interfaces:

Iterator<A>, EmptyAware, Thriter<A>, Thriterator<A>

Direct Known Subclasses:

ArrayThriterator, CharSequenceThriterator

public abstract class IndexedThriterator<A>
extends AdvanceThriterator<A>

Author:

flbulgarelli

Constructor Summary

IndexedThriterator()

Method Summary

void	advanceNext() Advances to the thriter to the position of the next element.
A	current() Answers element at the current position of this Thriter.
protected abstract A	elementAt(int position)
boolean	hasNext() Answers if the thriter has more elements, that is, if sending Thriter.advanceNext() would not result in a NoSuchElementException
protected abstract int	length()

Methods inherited from class net.sf.staccatocommons.iterators.thriter.AdvanceThriterator

next

Methods inherited from class net.sf.staccatocommons.iterators.thriter.AbstractThriterator

delayedCurrent, delayedNext, isEmpty

Methods inherited from class net.sf.staccatocommons.iterators.AbstractUnmodifiableIterator

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

remove

Constructor Detail

IndexedThriterator

public IndexedThriterator()

Method Detail

hasNext

public final boolean hasNext()

Description copied from interface: Thriter

Answers if the thriter has more elements, that is, if sending Thriter.advanceNext() would not result in a NoSuchElementException

Returns:

if the Thriter has more elements

advanceNext

public final void advanceNext()
                       throws NoSuchElementException

Description copied from interface: Thriter

Advances to the thriter to the position of the next element.

Throws:

NoSuchElementException - if there are no more elements

current

public final A current()
                throws NoSuchElementException

Description copied from interface: Thriter

Answers element at the current position of this Thriter. Result of this method if Thriter.advanceNext() was never evaluated before is undefined.

Returns:

the current element

Throws:

NoSuchElementException

elementAt

protected abstract A elementAt(int position)

length

protected abstract int length()