com.hp.hpl.jena.util.iterator
Class NullIterator

java.lang.Object
  com.hp.hpl.jena.util.iterator.NiceIterator
      com.hp.hpl.jena.util.iterator.NullIterator

All Implemented Interfaces:

ClosableIterator, ExtendedIterator, java.util.Iterator

public class NullIterator
extends NiceIterator

An empty iterator. The specialised versions of andThen() eliminate left operands that are empty iterators from cascaded sequences.

Field Summary

static NullIterator

instance

Constructor Summary

NullIterator()

Method Summary

ExtendedIterator

andThen(ClosableIterator it) make a new iterator, which is us then the other chap.

Methods inherited from class com.hp.hpl.jena.util.iterator.NiceIterator

andThen, asList, asSet, close, close, emptyIterator, filterDrop, filterKeep, hasNext, mapWith, next, remove, removeNext, toList, toSet

Methods inherited from class java.lang.Object

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

Field Detail

instance

public static NullIterator instance

Constructor Detail

NullIterator

public NullIterator()

Method Detail

andThen

public ExtendedIterator andThen(ClosableIterator it)

Description copied from class: NiceIterator

make a new iterator, which is us then the other chap.

Specified by:

andThen in interface ExtendedIterator

Overrides:

andThen in class NiceIterator