org.basex.query.xquery.iter
Class NodeIter

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

Direct Known Subclasses:

NodeMore, NodIter

public abstract class NodeIter
extends Iter

Node iterator interface.

Author:

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

Field Summary

static NodeIter

NONE Empty node iterator.

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

EMPTY

Constructor Summary

NodeIter()

Method Summary

abstract Nod

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

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

atomic, ebv, finish, reset, seqErr, size

Methods inherited from class java.lang.Object

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

Field Detail

NONE

public static final NodeIter NONE

Empty node iterator.

Constructor Detail

NodeIter

public NodeIter()

Method Detail

next

public abstract Nod next()
                  throws XQException

Description copied from class: Iter

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

Specified by:

next in class Iter

Returns:

resulting item

Throws:

XQException - evaluation exception