Class XPathHelper

java.lang.Object

org.htmlunit.html.xpath.XPathHelper

public final class XPathHelper
extends Object

Collection of XPath utility methods.

Author:

Ahmed Ashour, Chuck Dumont, Ronald Brill

Method Summary

Modifier and Type	Method	Description
static <T> List<T>	getByXPath(DomNode node, String xpathExpr, org.htmlunit.xpath.xml.utils.PrefixResolver resolver)	Evaluates an XPath expression from the specified node, returning the resultant nodes.
static boolean	isProcessingXPath()	Returns whether the thread is currently evaluating XPath expression or no.

Methods inherited from class Object

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

Method Details

getByXPath

public static <T> List<T> getByXPath(DomNode node,
 String xpathExpr,
 org.htmlunit.xpath.xml.utils.PrefixResolver resolver)

Evaluates an XPath expression from the specified node, returning the resultant nodes.

Type Parameters:

T - the type class

Parameters:

node - the node to start searching from

xpathExpr - the XPath expression

resolver - the prefix resolver to use for resolving namespace prefixes, or null

Returns:

the list of objects found

isProcessingXPath

public static boolean isProcessingXPath()

Returns whether the thread is currently evaluating XPath expression or no.

Returns:

whether the thread is currently evaluating XPath expression or no