com.caucho.xpath.pattern

Class FilterIterator

java.lang.Object

com.caucho.xpath.pattern.NodeIterator

com.caucho.xpath.pattern.FilterIterator

All Implemented Interfaces:

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

public class FilterIterator
extends NodeIterator

Uses the axis to select new nodes.

Field Summary

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

_contextNode, _env, _position, _size, log

Constructor Summary

Constructors

Constructor and Description
FilterIterator(NodeIterator parentIter, Expr expr, ExprEnvironment env, org.w3c.dom.Node context) Creates the new AxisIterator.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	clone() clones the iterator
boolean	hasNext() True if there's more data.
org.w3c.dom.Node	nextNode() Returns the next selected node.
java.lang.String	toString()

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

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

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Detail

FilterIterator

public FilterIterator(NodeIterator parentIter,
                      Expr expr,
                      ExprEnvironment env,
                      org.w3c.dom.Node context)
               throws XPathException

Creates the new AxisIterator.

Parameters:

parentIter - the parent iterator

expr - the filter expression

env - the xpath environment

context - the context node

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

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