net.sourceforge.htmlunit.xpath.functions

Class FuncLang

java.lang.Object

net.sourceforge.htmlunit.xpath.Expression

net.sourceforge.htmlunit.xpath.functions.Function

net.sourceforge.htmlunit.xpath.functions.FunctionOneArg

net.sourceforge.htmlunit.xpath.functions.FuncLang

All Implemented Interfaces:

SourceLocator, ExpressionNode, XPathVisitable

public class FuncLang
extends FunctionOneArg

Execute the Lang() function.

Constructor Summary

Constructors

Constructor and Description
FuncLang()

Method Summary

Modifier and Type	Method and Description
XObject	execute(XPathContext xctxt) Execute an expression in the XPath runtime context, and return the result of the expression.

Methods inherited from class net.sourceforge.htmlunit.xpath.functions.FunctionOneArg

callArgVisitors, canTraverseOutsideSubtree, checkNumberArgs, deepEquals, reportWrongNumberArgs, setArg

Methods inherited from class net.sourceforge.htmlunit.xpath.functions.Function

callVisitors, postCompileStep

Methods inherited from class net.sourceforge.htmlunit.xpath.Expression

asIterator, asNode, assertion, bool, error, execute, execute, execute, exprGetParent, exprSetParent, getColumnNumber, getExpressionOwner, getLineNumber, getPublicId, getSystemId, isSameClass, isStableNumber, num

Methods inherited from class java.lang.Object

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

Constructor Detail

FuncLang

public FuncLang()

Method Detail

execute

public XObject execute(XPathContext xctxt)
                throws TransformerException

Execute an expression in the XPath runtime context, and return the result of the expression.

Overrides:

execute in class Function

Parameters:

xctxt - The XPath runtime context.

Returns:

The result of the expression in the form of a XObject.

Throws:

TransformerException - if a runtime exception occurs.