org.openanzo.util
Class MappedIterator<F,T>

java.lang.Object
  org.openanzo.util.MappedIterator<F,T>

Type Parameters:

F - Type of object within base Iterator

T - Type of object returned from this Iterator

All Implemented Interfaces:

java.util.Iterator<T>

public class MappedIterator<F,T>
extends java.lang.Object
implements java.util.Iterator<T>

Author:

Lee Feigenbaum ( feigenbl@us.ibm.com )

Constructor Summary

MappedIterator(java.util.Iterator<F> base, Function<F,T> f)
Create a new MappedIterator that runs a function on each member of an iterator before it is retrieved in order to convert from one type to another

Method Summary

boolean	hasNext()
T	next()
void	remove()

Methods inherited from class java.lang.Object

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

Constructor Detail

MappedIterator

public MappedIterator(java.util.Iterator<F> base,
                      Function<F,T> f)

Create a new MappedIterator that runs a function on each member of an iterator before it is retrieved in order to convert from one type to another

Parameters:

base - Iterator to wrap

f - Function to run on iterator values before they are returned

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<T>

next

public T next()

Specified by:

next in interface java.util.Iterator<T>

remove

public void remove()

Specified by:

remove in interface java.util.Iterator<T>