org.apache.jackrabbit.iterator
Class ArrayNodeIterator

java.lang.Object
  org.apache.jackrabbit.iterator.ArrayIterator
      org.apache.jackrabbit.iterator.ArrayNodeIterator

All Implemented Interfaces:

Iterator, NodeIterator, RangeIterator

public class ArrayNodeIterator

extends org.apache.jackrabbit.iterator.ArrayIterator

implements NodeIterator

Array implementation of the JCR NodeIterator interface.

Constructor Summary

ArrayNodeIterator(Collection nodes)
Creates an iterator for the given collection of nodes.

ArrayNodeIterator(Node[] nodes)
Creates an iterator for the given array of nodes.

Method Summary

long	getPosition() Returns the current array position
long	getSize() Returns the length of the array.
boolean	hasNext() Checks whether there are more elements in the array.
Object	next() Returns the next array element and advances the array position.
Node	nextNode() Returns the next node in the array.
void	remove() Element removal is not supported.
void	skip(long items) Advances the array position the given number of elements.

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.jcr.RangeIterator

getPosition, getSize, skip

Methods inherited from interface java.util.Iterator

hasNext, next, remove

Constructor Detail

ArrayNodeIterator

public ArrayNodeIterator(Node[] nodes)

Creates an iterator for the given array of nodes.

Parameters:

nodes - the nodes to iterate

ArrayNodeIterator

public ArrayNodeIterator(Collection nodes)

Creates an iterator for the given collection of nodes.

Parameters:

nodes - the nodes to iterate

Method Detail

nextNode

public Node nextNode()

Returns the next node in the array.

Specified by:

nextNode in interface NodeIterator

Returns:

next node

See Also:

NodeIterator.nextNode()

hasNext

public boolean hasNext()

Checks whether there are more elements in the array.

Specified by:

hasNext in interface Iterator

Returns:

true if more elements are available, false otherwise

See Also:

Iterator#hasNext()

next

public Object next()

Returns the next array element and advances the array position.

Specified by:

next in interface Iterator

Returns:

next element

See Also:

Iterator#next()

remove

public void remove()
            throws UnsupportedOperationException

Element removal is not supported.

Specified by:

remove in interface Iterator

Throws:

UnsupportedOperationException - always thrown

See Also:

Iterator#remove()

skip

public void skip(long items)
          throws IllegalArgumentException,
                 NoSuchElementException

Advances the array position the given number of elements.

Specified by:

skip in interface RangeIterator

Parameters:

items - number of items to skip

Throws:

IllegalArgumentException - if the given number of items is negative

NoSuchElementException - if skipping past the end of the array

See Also:

RangeIterator.skip(long)

getSize

public long getSize()

Returns the length of the array.

Specified by:

getSize in interface RangeIterator

Returns:

array length

See Also:

RangeIterator.getSize()

getPosition

public long getPosition()

Returns the current array position

Specified by:

getPosition in interface RangeIterator

Returns:

array position

See Also:

RangeIterator.getPosition()