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org.jdaemon.util.iterator
Class FunctionIterator  

java.lang.Object
  org.jdaemon.util.iterator.FunctionIterator

All Implemented Interfaces:

java.util.Iterator

Direct Known Subclasses:

MapEntryConverter

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public abstract class FunctionIterator

extends java.lang.Object

implements java.util.Iterator

Iterator which is the result of applying some function to all elements of some other itereration

Version:

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Field Summary
private  java.util.Iterator	iter           Iterator to which function is applied

 

Constructor Summary

FunctionIterator(java.util.Iterator iter)           Creates new FunctionIterator

 

Method Summary
abstract  java.lang.Object	function(java.lang.Object obj)           Function that will be applied to each element of iter
boolean	hasNext()           True if more elements exist in this itereration
java.lang.Object	next()           Returns the result of applying function to an element of iter
void	remove()           Remove from the underlying collection the last element returned by next (optional operation).

 

Methods inherited from class java.lang.Object

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

 

Field Detail

iter

private java.util.Iterator iter

Iterator to which function is applied

Constructor Detail

FunctionIterator

public FunctionIterator(java.util.Iterator iter)

Creates new FunctionIterator

Method Detail

hasNext

public boolean hasNext()

True if more elements exist in this itereration

Specified by:

hasNext in interface java.util.Iterator

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next

public java.lang.Object next()

Returns the result of applying function to an element of iter

Specified by:

next in interface java.util.Iterator

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remove

public void remove()

Description copied from interface: java.util.Iterator

Remove from the underlying collection the last element returned by next (optional operation). This method can be called only once after each call to next(). It does not affect what will be returned by subsequent calls to next.

Specified by:

remove in interface java.util.Iterator

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function

public abstract java.lang.Object function(java.lang.Object obj)

Function that will be applied to each element of iter

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