Package org.apache.commons.collections4.iterators

Class AbstractUntypedIteratorDecorator<I,O>

java.lang.Object

org.apache.commons.collections4.iterators.AbstractUntypedIteratorDecorator<I,O>

All Implemented Interfaces:

java.util.Iterator<O>

Direct Known Subclasses:

AbstractIteratorDecorator

public abstract class AbstractUntypedIteratorDecorator<I,O>
extends java.lang.Object
implements java.util.Iterator<O>

Provides basic behaviour for decorating an iterator with extra functionality without committing the generic type of the Iterator implementation.

All methods are forwarded to the decorated iterator.

Since:

4.0

Version:

$Id: AbstractUntypedIteratorDecorator.java 1686855 2015-06-22 13:00:27Z tn $

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractUntypedIteratorDecorator(java.util.Iterator<I> iterator)	Create a new AbstractUntypedIteratorDecorator.

Method Summary

Modifier and Type	Method	Description
protected java.util.Iterator<I>	getIterator()	Gets the iterator being decorated.
boolean	hasNext()
void	remove()

Methods inherited from interface java.util.Iterator

forEachRemaining, next

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractUntypedIteratorDecorator

protected AbstractUntypedIteratorDecorator(java.util.Iterator<I> iterator)

Create a new AbstractUntypedIteratorDecorator.

Parameters:

iterator - the iterator to decorate

Throws:

java.lang.NullPointerException - if the iterator is null

Method Detail

getIterator

protected java.util.Iterator<I> getIterator()

Gets the iterator being decorated.

Returns:

the decorated iterator

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<I>

remove

public void remove()

Specified by:

remove in interface java.util.Iterator<I>