org.basex.query.xquery.iter
Class NodIter

java.lang.Object
  org.basex.query.xquery.iter.Iter
      org.basex.query.xquery.iter.NodeIter
          org.basex.query.xquery.iter.NodIter

public final class NodIter
extends NodeIter

Simple node Iterator, ignoring duplicates.

Author:

Workgroup DBIS, University of Konstanz 2005-08, ISC License, Christian Gruen

Field Summary

Nod[]	list Items.
int	size Size.

Fields inherited from class org.basex.query.xquery.iter.NodeIter

NONE

Fields inherited from class org.basex.query.xquery.iter.Iter

EMPTY

Constructor Summary

NodIter()
Constructor.

NodIter(Nod[] it, int s)
Constructor.

Method Summary

void	add(Nod n) Adds a node.
void	add(Nod[] i, int s) Adds several items.
Nod	next() Returns the next item or null if no other items are found.
void	reset() Resets the iterator; can be optionally implemented.
long	size() Returns the number of entries.
java.lang.String	toString()

Methods inherited from class org.basex.query.xquery.iter.Iter

atomic, ebv, finish, seqErr

Methods inherited from class java.lang.Object

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

Field Detail

list

public Nod[] list

Items.

size

public int size

Size.

Constructor Detail

NodIter

public NodIter()

Constructor.

NodIter

public NodIter(Nod[] it,
               int s)

Constructor.

Parameters:

it - item array

s - size

Method Detail

add

public void add(Nod n)

Adds a node.

Parameters:

n - node to be added

add

public void add(Nod[] i,
                int s)

Adds several items.

Parameters:

i - item array

s - number of items to be added

next

public Nod next()

Description copied from class: Iter

Returns the next item or null if no other items are found.

Specified by:

next in class NodeIter

Returns:

resulting item

size

public long size()

Description copied from class: Iter

Returns the number of entries. Warning: -1 is returned if the number cannot be evaluated, so each method has to check and react on the returned value.

Overrides:

size in class Iter

Returns:

number of entries

reset

public void reset()

Description copied from class: Iter

Resets the iterator; can be optionally implemented.

Overrides:

reset in class Iter

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object