Package org.apache.jackrabbit.commons.iterator

Class VersionIteratorAdapter

java.lang.Object

org.apache.jackrabbit.commons.iterator.RangeIteratorDecorator

org.apache.jackrabbit.commons.iterator.VersionIteratorAdapter

All Implemented Interfaces:

Iterator, RangeIterator, VersionIterator

public class VersionIteratorAdapter
extends RangeIteratorDecorator
implements VersionIterator

Adapter class for turning RangeIterators or Iterators into VersionIterators.

Field Summary

Fields

Modifier and Type	Field	Description
static final VersionIterator	EMPTY	Static instance of an empty VersionIterator.

Constructor Summary

Constructors

Constructor	Description
VersionIteratorAdapter(Collection collection)	Creates an iterator for the given collection.
VersionIteratorAdapter(Iterator iterator)	Creates an adapter for the given Iterator.
VersionIteratorAdapter(RangeIterator iterator)	Creates an adapter for the given RangeIterator.

Method Summary

Modifier and Type	Method	Description
Version	nextVersion()	Returns the next version.

Methods inherited from class org.apache.jackrabbit.commons.iterator.RangeIteratorDecorator

getPosition, getSize, hasNext, next, remove, skip

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining, hasNext, next, remove

Methods inherited from interface javax.jcr.RangeIterator

getPosition, getSize, skip

Field Details

EMPTY

public static final VersionIterator EMPTY

Static instance of an empty VersionIterator.

Constructor Details

VersionIteratorAdapter

public VersionIteratorAdapter(RangeIterator iterator)

Creates an adapter for the given RangeIterator.

Parameters:

iterator - iterator of Versions

VersionIteratorAdapter

public VersionIteratorAdapter(Iterator iterator)

Creates an adapter for the given Iterator.

Parameters:

iterator - iterator of Versions

VersionIteratorAdapter

public VersionIteratorAdapter(Collection collection)

Creates an iterator for the given collection.

Parameters:

collection - collection of Versions

Method Details

nextVersion

public Version nextVersion()

Returns the next version.

Specified by:

nextVersion in interface VersionIterator

Returns:

next version

Throws:

NoSuchElementException - if there is no next version