com.caucho.xpath.pattern
Class NamespaceIterator

java.lang.Object
  com.caucho.xpath.pattern.NodeIterator
      com.caucho.xpath.pattern.NamespaceIterator

All Implemented Interfaces:

ExprEnvironment, java.util.Iterator<org.w3c.dom.Node>

public class NamespaceIterator
extends NodeIterator

Selects namespace nodes.

Field Summary

protected AbstractPattern	_match
protected NamespaceNode	_next
protected NamespaceNode	_node
protected NodeIterator	_parentIter

Fields inherited from class com.caucho.xpath.pattern.NodeIterator

_contextNode, _env, _position, _size, log

Constructor Summary

protected	NamespaceIterator(ExprEnvironment env)
	NamespaceIterator(org.w3c.dom.Node node, NodeIterator parentIter, ExprEnvironment env, AbstractPattern match) Creates the new NamespaceIterator.

Method Summary

java.lang.Object	clone() clones the iterator
int	getContextSize() Returns the number of nodes in the context list.
boolean	hasNext() True if there's more data.
org.w3c.dom.Node	nextNode() Returns the next selected node.
SelectedNode	nextSelectedNode() Returns the next selected node.
java.lang.String	toString()

Methods inherited from class com.caucho.xpath.pattern.NodeIterator

copy, getContextNode, getContextPosition, getCurrentNode, getFunction, getOwnerDocument, getPositionIndex, getStylesheetEnv, getVar, next, remove, setContextNode, setMorePositions, stringValue, systemProperty

Methods inherited from class java.lang.Object

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

Field Detail

_parentIter

protected NodeIterator _parentIter

_match

protected AbstractPattern _match

_node

protected NamespaceNode _node

_next

protected NamespaceNode _next

Constructor Detail

NamespaceIterator

protected NamespaceIterator(ExprEnvironment env)

NamespaceIterator

public NamespaceIterator(org.w3c.dom.Node node,
                         NodeIterator parentIter,
                         ExprEnvironment env,
                         AbstractPattern match)
                  throws XPathException

Creates the new NamespaceIterator.

Parameters:

node - the initial node

parentIter - the parent iterator

env - the variable environment

match - the node matching pattern

Throws:

XPathException

Method Detail

hasNext

public boolean hasNext()

True if there's more data.

Specified by:

hasNext in interface java.util.Iterator<org.w3c.dom.Node>

Specified by:

hasNext in class NodeIterator

nextNode

public org.w3c.dom.Node nextNode()
                          throws XPathException

Returns the next selected node.

Specified by:

nextNode in class NodeIterator

Throws:

XPathException

nextSelectedNode

public SelectedNode nextSelectedNode()
                              throws XPathException

Returns the next selected node.

Overrides:

nextSelectedNode in class NodeIterator

Throws:

XPathException

getContextSize

public int getContextSize()

Returns the number of nodes in the context list.

Specified by:

getContextSize in interface ExprEnvironment

Overrides:

getContextSize in class NodeIterator

clone

public java.lang.Object clone()

Description copied from class: NodeIterator

clones the iterator

Specified by:

clone in class NodeIterator

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object