Package org.apache.commons.collections4.iterators

Class AbstractUntypedIteratorDecorator<I,O>

java.lang.Object

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

Type Parameters:

I - the type of the iterator being decorated.

O - the type of elements returned by this iterator.

All Implemented Interfaces:

Iterator<O>

Direct Known Subclasses:

AbstractIteratorDecorator

public abstract class AbstractUntypedIteratorDecorator<I,O>
extends Object
implements Iterator<O>

Provides basic behavior 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

Constructor Summary

Constructors

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

Method Summary

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

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining, next

Constructor Details

AbstractUntypedIteratorDecorator

protected AbstractUntypedIteratorDecorator(Iterator<I> iterator)

Create a new AbstractUntypedIteratorDecorator.

Parameters:

iterator - the iterator to decorate

Throws:

NullPointerException - if the iterator is null

Method Details

getIterator

protected Iterator<I> getIterator()

Gets the iterator being decorated.

Returns:

the decorated iterator

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<I>

remove

public void remove()

Specified by:

remove in interface Iterator<I>