net.sf.jga.util
Class TransformIterator<T,R>

java.lang.Object
  net.sf.jga.util.TransformIterator<T,R>

All Implemented Interfaces:

java.lang.Iterable<R>, java.util.Iterator<R>

public class TransformIterator<T,R>
extends java.lang.Object
implements java.util.Iterator<R>, java.lang.Iterable<R>

Iterator that returns the results of applying the given functor to the elements of the given iterator.

Copyright © 2002 David A. Hall

Author:

David A. Hall

Constructor Summary

TransformIterator(java.util.Iterator<? extends T> iter, UnaryFunctor<T,R> fn)
Builds a TransformIterator that applies the given functor to each element of the given base iterator.

Method Summary

boolean	hasNext()
java.util.Iterator<R>	iterator()
R	next()
void	remove()

Methods inherited from class java.lang.Object

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

Constructor Detail

TransformIterator

public TransformIterator(java.util.Iterator<? extends T> iter,
                         UnaryFunctor<T,R> fn)

Builds a TransformIterator that applies the given functor to each element of the given base iterator.

Method Detail

iterator

public java.util.Iterator<R> iterator()

Specified by:

iterator in interface java.lang.Iterable<R>

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<R>

next

public R next()

Specified by:

next in interface java.util.Iterator<R>

remove

public void remove()

Specified by:

remove in interface java.util.Iterator<R>