xdi2.core.util.iterators

Class SelectingIterator<T>

java.lang.Object

xdi2.core.util.iterators.IterableIterator<T>

xdi2.core.util.iterators.WrappingIterator<T>

xdi2.core.util.iterators.ReadOnlyIterator<T>

xdi2.core.util.iterators.LookaheadIterator<T>

xdi2.core.util.iterators.SelectingIterator<T>

All Implemented Interfaces:

Iterable<T>, Iterator<T>

Direct Known Subclasses:

NoDuplicatesIterator, NotNullIterator, SelectingNotImpliedStatementIterator, SelectingNotXdiInnerRootRelationIterator

public abstract class SelectingIterator<T>
extends LookaheadIterator<T>

An iterator that returns only items of another iterator that satisfy a certain condition.

Author:

markus

Field Summary

Fields

Modifier and Type	Field and Description
protected Iterator<? extends T>	iterator

Fields inherited from class xdi2.core.util.iterators.LookaheadIterator

hasNext, nextItem

Constructor Summary

Constructors

Constructor and Description
SelectingIterator(Iterator<? extends T> iterator)

Method Summary

Modifier and Type	Method and Description
protected void	lookahead()
abstract boolean	select(T item)

Methods inherited from class xdi2.core.util.iterators.LookaheadIterator

hasNext, next

Methods inherited from class xdi2.core.util.iterators.ReadOnlyIterator

remove

Methods inherited from class xdi2.core.util.iterators.IterableIterator

iterator

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

iterator

protected Iterator<? extends T> iterator

Constructor Detail

SelectingIterator

public SelectingIterator(Iterator<? extends T> iterator)

Method Detail

lookahead

protected void lookahead()

Specified by:

lookahead in class LookaheadIterator<T>

select

public abstract boolean select(T item)