org.databene.commons.iterator
Class FilteringIterator<E>

java.lang.Object
  org.databene.commons.iterator.IteratorProxy<E>
      org.databene.commons.iterator.FilteringIterator<E>

All Implemented Interfaces:

java.util.Iterator<E>, BidirectionalIterator<E>

public class FilteringIterator<E>
extends IteratorProxy<E>

Filters elements of another Iterator or BidirectionalIterator by a Filter element.

Created: 08.05.2007 19:37:33

Author:

Volker Bergmann

Constructor Summary

FilteringIterator(BidirectionalIterator<E> realIterator, Filter<E> filter)

FilteringIterator(java.util.Iterator<E> realIterator, Filter<E> filter)

Method Summary

E	first()
boolean	hasNext()
boolean	hasPrevious()
E	last()
E	next()
E	previous()

Methods inherited from class org.databene.commons.iterator.IteratorProxy

remove

Methods inherited from class java.lang.Object

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

Constructor Detail

FilteringIterator

public FilteringIterator(java.util.Iterator<E> realIterator,
                         Filter<E> filter)

FilteringIterator

public FilteringIterator(BidirectionalIterator<E> realIterator,
                         Filter<E> filter)

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<E>

Overrides:

hasNext in class IteratorProxy<E>

next

public E next()

Specified by:

next in interface java.util.Iterator<E>

Overrides:

next in class IteratorProxy<E>

first

public E first()

Specified by:

first in interface BidirectionalIterator<E>

Overrides:

first in class IteratorProxy<E>

hasPrevious

public boolean hasPrevious()

Specified by:

hasPrevious in interface BidirectionalIterator<E>

Overrides:

hasPrevious in class IteratorProxy<E>

previous

public E previous()

Specified by:

previous in interface BidirectionalIterator<E>

Overrides:

previous in class IteratorProxy<E>

last

public E last()

Specified by:

last in interface BidirectionalIterator<E>

Overrides:

last in class IteratorProxy<E>