com.caucho.xpath.pattern

Class UnionIterator

java.lang.Object

com.caucho.xpath.pattern.NodeIterator

com.caucho.xpath.pattern.UnionIterator

All Implemented Interfaces:

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

public class UnionIterator
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
UnionIterator(ExprEnvironment env, NodeIterator leftIter, NodeIterator rightIter) Creates the new AxisIterator.

Method Summary

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

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, toString, wait, wait, wait

Methods inherited from interface java.util.Iterator

forEachRemaining

Constructor Detail

UnionIterator

public UnionIterator(ExprEnvironment env,
                     NodeIterator leftIter,
                     NodeIterator rightIter)
              throws XPathException

Creates the new AxisIterator.

Parameters:

leftIter - the left iterator

rightIter - the right iterator

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()

Returns a clone of the iterator.

Specified by:

clone in class NodeIterator