net.sf.rubycollect4j.iter

Class StepIterator<E>

java.lang.Object

net.sf.rubycollect4j.iter.StepIterator<E>

Type Parameters:

E - the type of the elements

All Implemented Interfaces:

java.util.Iterator<E>

public final class StepIterator<E>
extends java.lang.Object
implements java.util.Iterator<E>

StepIterator iterates elements by skipping n elements each time.

Constructor Summary

Constructors

Constructor and Description
StepIterator(java.util.Iterator<? extends E> iter, int step) Creates a StepIterator.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	hasNext()
E	next()
void	remove()

Methods inherited from class java.lang.Object

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

Constructor Detail

StepIterator

public StepIterator(java.util.Iterator<? extends E> iter,
            int step)

Creates a StepIterator.

Parameters:

iter - an Iterator

step - number of elements to skip

Throws:

java.lang.NullPointerException - if iter is null

java.lang.IllegalArgumentException - if step is less than or equal to 0

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<E>

next

public E next()

Specified by:

next in interface java.util.Iterator<E>

remove

public void remove()

Specified by:

remove in interface java.util.Iterator<E>