net.sf.xdc.util
Class XPathUtils

java.lang.Object
  net.sf.xdc.util.XPathUtils

public class XPathUtils

extends java.lang.Object

The XPathUtils class contains a few utility methods used for selecting subnodes from a DOM node by an XPath expression.

Since:

0.6

Version:

0.6

Author:

Jens Voß

Method Summary

static org.w3c.dom.Node	selectNode(org.w3c.dom.Node node, java.lang.String xPath) This method retrieves the single subnode of the given DOM Node which satisfies the specified XPath pattern.
static org.w3c.dom.traversal.NodeIterator	selectNodes(org.w3c.dom.Node node, java.lang.String xPath) This method retrieves a NodeIterator which iterates over all subnodes of a given DOM node satisfying the specified XPath pattern.

Methods inherited from class java.lang.Object

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

Method Detail

selectNodes

public static org.w3c.dom.traversal.NodeIterator selectNodes(org.w3c.dom.Node node,
                                                             java.lang.String xPath)
                                                      throws javax.xml.transform.TransformerException

This method retrieves a NodeIterator which iterates over all subnodes of a given DOM node satisfying the specified XPath pattern.

Parameters:

node - The DOM node to which the XPath pattern is applied

xPath - The XPath expression applied to the DOM node

Returns:

A NodeIterator over all of the specified DOM node's subnodes satisfying the specified XPath expression

Throws:

javax.xml.transform.TransformerException

selectNode

public static org.w3c.dom.Node selectNode(org.w3c.dom.Node node,
                                          java.lang.String xPath)
                                   throws javax.xml.transform.TransformerException

This method retrieves the single subnode of the given DOM Node which satisfies the specified XPath pattern.

Parameters:

node - The DOM node to which the XPath pattern is applied

xPath - The XPath expression applied to the DOM node

Returns:

The single subnode of the specified DOM node satisfying the specified XPath expression

Throws:

javax.xml.transform.TransformerException